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Fully Unsaturated Small-Ring Heterocycles and Monocyclic Five-Membered Hetarenes with One Heteroatom
Formation of η-1-Phosphirene–Metal Complexes by Complexation of λ-1-Phosphirenes
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Author(s):
H. Heydt
Publication date
(Online):
2001
Publisher:
Georg Thieme Verlag KG
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UCL: UN SDG 01 No Poverty
Author and book information
Book Chapter
Publication date (Print):
2001
Publication date (Online):
2001
Page
: 1
DOI:
10.1055/sos-SD-009-00108
SO-VID:
32607253-5d57-4e4d-9ddf-f3d429bacedb
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Book chapters
pp. 1
Manganese-Mediated Reaction of Alkyl 3-Oxoalkanoates with Enol Ethers
pp. 1
Introduction of Acyl Groups
pp. 1
Dehydrogenation of Dihydro- and Tetrahydropyrroles
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
Reaction of Alkyl Isocyanoacetates with Aldehydes
pp. 1
Ring-Closing Metathesis of Homoallylic Enol Ethers
pp. 1
From Phospholide Ions
pp. 1
Synthesis by Ring Transformation
pp. 1
Fragment C—N—C and Two C Fragments
pp. 1
Hydrogen–Deuterium Exchange
pp. 1
Isomerization of Ketene
pp. 1
Synthesis from Sugar Derivatives
pp. 1
By Formation of Two N—C Bonds
pp. 1
Thermolysis of λ-Phospholes
pp. 1
Oxidation of Thiophenes
pp. 1
McMurry-type Cyclization of 1-Acyloxyalk-1-en-3-ones
pp. 1
Oxidative Coupling of Aryl Methyl and Related Ketones and a Source of Sulfur
pp. 1
Reaction of Buta-1,3-dienes and Related Compounds with Amines
pp. 1
Fragments C–C–C and O–C
pp. 1
Reaction of Isothiocyanates with (Cyanomethyl)ketene Dithioacetals
pp. 1
Dehydrohalogenation of 1-Halodihydrophospholium Halides
pp. 1
Synthesis from (7-Oxabicyclo[2.2.1]hept-5-en-2-ylidene)amines by Grob Fragmentation
pp. 1
Exchange of Zirconium by Selenium
pp. 1
λ-1-Phosphirenylium Salts
pp. 1
By Formation of One S—C and One C—C Bond
pp. 1
Suzuki Cross Coupling of Halothiophenes with Arenes in the Presence of a Palladium/Tetraphosphine Catalyst
pp. 1
Reduction–Dehydration of 1-Pyrrol-2(5)-ones and 1-Pyrrol-2(3)-ones
pp. 1
From α-Hydroxy Ketones and Dialkyl But-2-ynedioate
pp. 1
Reaction of Terminal Alkynes with Imines and Tungsten–Carbene Complexes
pp. 1
Reaction of Imines with α-Haloacetals and 1-Benzylbenzotriazoles
pp. 1
Thionation of -(Phenylacetyl)thiobenzamides
pp. 1
Cyclization of Alkynyloxiranes
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
From 1,4-Dithiins by Thermal Ring Contraction
pp. 1
Reaction of Halofurans with Heteroatom Nucleophiles
pp. 1
Fragments C—S—C and C—C
pp. 1
Cycloaddition of Alkynes to Oxazoles Followed by Retro-Diels–Alder Reaction
pp. 1
Cycloaddition with Halocarbenes
pp. 1
From 2-(2-Oxoalkyl)oxiranes
pp. 1
Substitution Reactions Involving Organostannanes (The Stille Reaction)
pp. 1
Introduction of Acyl Groups
pp. 1
Synthesis by Ring Enlargement
pp. 1
Synthesis from 3-Hydroxy-2,3-dihydrothieno[3,2-]thiophene 1,1-Dioxides by Dehydration
pp. 1
Aldol Reaction of α-Diketones with Bis(acceptor-substituted methyl)amines
pp. 1
By Dehydrogenation
pp. 1
Substitution of Existing Substituents
pp. 1
From 1,3-Dicarbonyl Compounds
pp. 1
From [Chloro(phosphino)methylene]phosphoranes
pp. 1
Ring Contraction
pp. 1
Methylsulfanylation of γ-Disulfanyl Carbonyl Compounds
pp. 1
From Dialkyl Oxalate and Bis(alkoxycarbonylmethyl) Ethers
pp. 1
From -[Bis(diisopropylamino)phosphino]--[bis(diisopropylamino)thiophosphoryl]nitrilimine
pp. 1
From Functionalized Alkenes and Alkynes with C,C,O Building Blocks
pp. 1
Cyclization of 1-Alkynyl-2,3-epoxy Alcohols
pp. 1
Substitution Reactions Involving Mercury and Thallium Derivatives
pp. 1
Synthesis by Ring Transformation
pp. 1
Cyclization of ()-2-En-4-yn-1-ols
pp. 1
Replacement of Lithium by Alkynyl Groups via Intermediate (Butyltellanyl)furans
pp. 1
Dichlorobis(η-cyclopentadienyl)zirconium(IV)-Catalyzed Alkylation
pp. 1
Reaction of α-Sulfanyl Ketones with 2-(Diethoxyphosphoryl)-Substituted Alk-2-enoates
pp. 1
Cyclization of 4-Hydroxyalk-1-ynes and Substituted 4-Hydroxyalk-1-enes
pp. 1
Generation of Nitrenes from Organic Azides
pp. 1
Reaction of 1,4-Diketones with Sulfur Reagents and Cyclization (The Paal Synthesis)
pp. 1
By Cyclization of Monofunctionalized C Compounds
pp. 1
Synthesis from a Diphosphorylacetylene and Sodium Hydrosulfide Hydrate
pp. 1
Synthesis from 3,6-Dihydro-1,2-dioxins
pp. 1
Fragment C—O—C—C—C
pp. 1
Fragments C—C—C—C and S
pp. 1
P-Bromination of 2,5-Dihydro-λ-1-phospholes Followed by Dehydrobromination
pp. 1
1,4-Diazabicyclo[2.2.2]octane-Catalyzed Reaction of α-Halo Carbonyl Compounds with Dimethyl Acetylenedicarboxylate
pp. 1
1,3-Dipolar Cycloaddition of Thiocarbonyl Ylides with Alkynes
pp. 1
From α-Haloalkanones and α-Trimethylstannyl Ketones
pp. 1
Protonation of λ-1-Phosphirene Imides
pp. 1
Introduction of Aminoalkyl Groups (Mannich Reaction)
pp. 1
Fragment C—S—C—C—C
pp. 1
Photochemical Decomposition in Solution
pp. 1
Reaction of Butadiynes with Tellurides
pp. 1
With Phosphinidene Complexes Generated from λ-2-1,2-Azaphosphirene Complexes
pp. 1
Fragments C—C—C—C and N
pp. 1
From a 1,3,2-Diselenazolylium Salt
pp. 1
From Vinyl Sulfides and Alkynes
pp. 1
1,3,2λ,4λ-Diazadiphosphetes
pp. 1
Fragments C—O—C and C—C
pp. 1
S-Alkylation of β-Thioxo Carbonyl Compounds or β-Thioxonitriles Followed by Ring Closure
pp. 1
Acylation of Thiophene with Acyl Chlorides
pp. 1
Synthesis by Substituent Modification
pp. 1
Reaction of Dilithiophosphines with 1,4-Dihalo-Substituted 1,3-Dienes
pp. 1
Replacement of Lithium by a Carbonyl Group
pp. 1
Modification of α-Substituents
pp. 1
Substitution of Existing Substituents
pp. 1
Introduction of Aryl Groups by Coupling with Aryl Halides
pp. 1
1λ,2λ-1-Diphosphirenes
pp. 1
Cyclization of But-3-yn-1-ols and 2-Alkynylcycloalk-2-enols
pp. 1
From 1,3-Dicarbonyl Compounds and 1,4-Diphenylbut-2-yne-1,4-dione
pp. 1
Substitution of Diaryliodonium Bromides
pp. 1
Synthesis by Ring Transformation
pp. 1
From 2-[Bis(dialkylamino)phosphino]-2-azirines
pp. 1
Hydrogen–Deuterium Exchange
pp. 1
Cycloaddition of Alkynes to Mesoionic Heterocycles Followed by Retro-Diels–Alder Reaction
pp. 1
From Five-Membered Heterocycles
pp. 1
From α-Heterofunctionalized Ketones or Aldehydes
pp. 1
Cyclization of Allenols
pp. 1
Condensation Reaction of Enamino Esters with α-Electrophilic Carbonyl Compounds and their Synthetic Equivalents
pp. 1
Cyclization of But-2-ene-1,4-diones
pp. 1
Reaction of C Building Blocks with Sources of Selenium
pp. 1
Substitution Reactions Involving Organozinc Derivatives
pp. 1
η-1-Phosphirene–Metal Complexes
pp. 1
Fragments C—C—C—C and Te
pp. 1
Cyclization of 1-(Alk-2-ynyloxy)-2-bromo-1-(organooxy)alkanes via a Radical Mechanism
pp. 1
Substitution Reactions of Mannich Bases
pp. 1
Synthesis by Substituent Modification
pp. 1
Reaction of Thioglycolates with β,β-Dihalo or α,β-Dihalo Carbonyl Compounds
pp. 1
From 1,2- or 1,4-Dithiins
pp. 1
By Formation of Two C—C Bonds
pp. 1
From 1,3-Oxathiolium Salts
pp. 1
3-Aminopyrrole-2,4-dicarbonitriles from the Reaction of Alkylidenemalononitriles with Aminoacetonitriles
pp. 1
From 1,1-Dialkoxy-2-bromoalkanes and Dicarbonyl Compoundsor 1-(Trimethylsiloxy)alk-1-enes
pp. 1
Reduction and Elimination of Water from Furan-2(5)-ones
pp. 1
Oxidative Coupling Reactions
pp. 1
Reaction of Buta-1,3-diynes with Sulfides
pp. 1
Fragments S—C—C—C and C
pp. 1
Introduction of Aryl Groups
pp. 1
Synthesis by "Aromatization"
pp. 1
From Dialkyl Acetylenedicarboxylates, Isocyanides, and Carbonyl Compounds
pp. 1
Reaction of Buta-1,3-diynes with Amines
pp. 1
Substitution Reactions Involving Organolithium Derivatives
pp. 1
Intermolecular Cycloaddition of Alkynes to Oxazoles Followed by Retro-Diels–Alder Reaction
pp. 1
Electrophilic Cyclization of Propargylic Oxirane Derivatives
pp. 1
Reaction of α-Amidonitriles with Vinylphosphonium Salts
pp. 1
Cyclization of α-Substituted β,γ-Unsaturated Ketones with Diphenyl Diselenide
pp. 1
Aryl–Aryl Bond Formation via Coupling of Two C–H Bonds
pp. 1
Synthesis by Ring Transformation
pp. 1
Additional Variations
pp. 1
Cycloaddition with Halo(silyl)phosphines
pp. 1
With Phosphinidene Complexes Generated from Disodium Tetracarbonylferrate (Collman's Reagent) and an Aminodichlorophosphine
pp. 1
Substitution with Silylated and Stannylated Nucleophiles
pp. 1
Reactions Involving N-Heterocyclic Carbenes, Activated Alkynes, and Aldehydes
pp. 1
Reaction of Halo- or Nitrofurans with Carbon Nucleophiles
pp. 1
Replacement of Lithium by an Alkylsulfanyl or Arylsulfanyl Group
pp. 1
From Phosphaalkynes in the Coordination Sphere of Transition Metals
pp. 1
Fragments C—S—C—C and C
pp. 1
Alkylation with Alkyl Triflates
pp. 1
Reductive Cyclization of Diphenacyl Selenides
pp. 1
From Diethyl Acetylenedicarboxylate and Propargyl Alcohols
pp. 1
Substitution of Carbon Functionalities
pp. 1
Reaction of α-Alkylsulfanyl Ketones with Grignard Reagents
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
From Lithium Bis(diphenylphosphino)(trimethylsilyl)methanide and Phosphorus Trichloride
pp. 1
From Dihydro- and Tetrahydrothiophenes
pp. 1
1λ,3λ-Diphosphetes
pp. 1
Replacement of Lithium by an Aryl Group via Intermediate Boronates (Suzuki Coupling)
pp. 1
β-Elimination Reactions of Oxiranes
pp. 1
Reaction of Tosylmethyl Isocyanide with Electrophilic Alkenes
pp. 1
Cyclization of Alk-3-yne-1,2-diols
pp. 1
Cycloaddition of Iminophosphines to Alkynes
pp. 1
Rearrangement of 2-Vinyl-2-azirines
pp. 1
Synthesis by Substituent Modification
pp. 1
Substitution Reactions Involving Organolithium Derivatives
pp. 1
From Azidobis(diisopropylamino)phosphine
pp. 1
Modification of Acyl Substituents
pp. 1
Cycloaddition with Phosphinidene Complexes
pp. 1
Substitution Reactions Involving Organoboron Derivatives (The Suzuki Reaction)
pp. 1
Formal Exchange of Ring Members
pp. 1
Replacement of Lithium by an Allyl Group
pp. 1
From 1,2,3-Thiadiazoles and Alkynes
pp. 1
Reaction with Phosphiranium Cations
pp. 1
From 1-Halo-2-sulfanylethenes
pp. 1
From 1-Aryl-3-chloroalkan-1-ones and Potassium Cyanide
pp. 1
Reaction of Buta-1,3-diynes with Sulfur Dichloride
pp. 1
Stille Cross Coupling of Halothiophenes with Organostannanes in the Presence of a β-Oxoiminate(phosphine)palladium Catalyst
pp. 1
Synthesis from 2-Pyrones
pp. 1
Substitution of Halogens by Alkoxy Groups
pp. 1
Synthesis from 1,2-Dithiins by Oxidative Coupling/Dechalcogenation with Copper Nanopowder
pp. 1
Thiophene 1,1-Dioxides
pp. 1
Reductive Cyclization of Alkene-1,4-diones and Cyclization of 4-Hydroxyalk-2-en-1-ones
pp. 1
Substitution of Halogen by Alkoxy or Sulfanyl Groups
pp. 1
From α-Halo Ketones and 1,3-Dicarbonyl Compounds (Feist–Benary Reaction)
pp. 1
From Zirconocenes and Disulfur Dichloride
pp. 1
Cyclization of α-Imino Carbenes
pp. 1
Aromatization
pp. 1
From Alkynes and Sulfur in Solution
pp. 1
Reaction of Dihalophosphines with Metallacyclopentadienes
pp. 1
Gold(III)-Catalyzed Intermolecular Hydroarylation
pp. 1
Elimination from Substituted 3,4-Dihydro-2-pyrroles
pp. 1
By Formation of Two N—P Bonds
pp. 1
Thiophenes
pp. 1
Replacement of Lithium by a Silyl Group
pp. 1
Cyclization of 2-En-4-yn-1-ones
pp. 1
By Formation of Two S–C Bonds
pp. 1
Reactions of Halofurans with Alkenes
pp. 1
By Formation of One P—C and One C—C Bond
pp. 1
Reactions Involving Typical C—C Bond Construction
pp. 1
Thiophenes
pp. 1
Condensation Reaction of Benzyl Ketones, Benzoins, and Ammonia
pp. 1
Generation of Nitrene (NH) from Hydrazoic Acid
pp. 1
Synthesis from Sugar Derivatives
pp. 1
C-Nitration and Amination
pp. 1
Replacement of Lithium by Aryl, Alkenyl, or Alkynyl Groups via Intermediate Furylzinc Compounds
pp. 1
λ-Phosphetes
pp. 1
Substitution Reactions Involving Organoboron Derivatives (The Suzuki Reaction)
pp. 1
Cyclization of Alk-2-yne-1,4-diols
pp. 1
Palladium-Assisted Coupling Reactions
pp. 1
By Formation of One O—C Bond
pp. 1
Substitution of Metals
pp. 1
Sulfonation
pp. 1
Fragment C—C—Se—C—C
pp. 1
Site-Selective Suzuki–Miyaura Reactions of 2,3,5-Tribromothiophene
pp. 1
Reactions Involving Dealkylation from the Ring Nitrogen
pp. 1
By Formation of Two P—P Bonds
pp. 1
From 1,2-Thiazolium Salts
pp. 1
Aromatization
pp. 1
By Cyclization of Monofunctionalized C Compounds
pp. 1
Reaction of Dithioesters with Alk-1-ynes
pp. 1
Reaction of Butadiynes with Selenides
pp. 1
Cyclization of Acetylene–Cobalt Complexes with (Vinyloxy)silanes
pp. 1
Substitution of Carbon Functionalities
pp. 1
Fragment C—C—O—C—C
pp. 1
λ-1-Phosphirenes from Metallacyclopropenes
pp. 1
Introduction of Formyl Groups
pp. 1
Aromatization
pp. 1
Fragments S—C—C and C—C
pp. 1
Palladium-Catalyzed, Solid-Phase Stille Cross-Coupling Reactions
pp. 1
Reaction of Alk-3-ynyl Carbonyl Compounds with Amines
pp. 1
Substitution of Hydrogen
pp. 1
Oxidative Addition to λ-1-Phosphirenes
pp. 1
From White Phosphorus in the Coordination Sphere of Transition Metals
pp. 1
From 1,3-Dicarbonyl Compounds and Propargyl Alcohols
pp. 1
Reactions Involving Detritylation from the Ring Nitrogen
pp. 1
From 1,3-Dicarbonyl Compounds
pp. 1
S-Alkylation of Enolizable β-Thioxo Carbonyl Compounds or β-Thioxonitriles
pp. 1
Reaction of Primary Phosphines with 1,3-Diynes
pp. 1
Oxidative Cyclization of 1,4-Dihydroxyalk-2-enes
pp. 1
β-Elimination from Aziridines
pp. 1
Reaction of Chloroalkynols with Tellurides
pp. 1
Replacement of Lithium by a Hydroxymethyl Group
pp. 1
From Phosphaalkynes and Metal Vapor
pp. 1
From (Alkylidene)fluorophosphoranes
pp. 1
Reductive Cyclization of Propargyl 2,2,2-Trichloroethyl Ethers
pp. 1
Substitution of Heteroatoms
pp. 1
By Formation of Two S—C Bonds and One C—C Bond
pp. 1
Reaction of Buta-1,3-diynes with Sulfides as Sulfuration Reagents
pp. 1
Cyclization of 1,3-Dienyl Ethers or 1,3-Dien-1-ols
pp. 1
Reaction of 3-Thia-1,5-dicarbonyl Compounds or Equivalents with 1,2-Dicarbonyl Compounds (The Hinsberg Synthesis)
pp. 1
Isomerization of Oxiranylidenes
pp. 1
Fragment C–O–C–C–C
pp. 1
By Formation of One P—P Bond
pp. 1
Reaction of α-Aminoacyl or α-Iminoacyl Compounds with 1,3-Diketones or Equivalents
pp. 1
Via Intermediate 1-Stannyl-1-phospholes or 1,1′-Bi-1-phospholes
pp. 1
By Formation of Two S—C Bonds
pp. 1
By Formation of Two P—C Bonds
pp. 1
From λ-2-Phospholes
pp. 1
Fragments C–C–C–C and S
pp. 1
Ring Expansion
pp. 1
Reaction of Alkenes with a Source of Sulfur
pp. 1
C-Alkylation by Various Electrophiles
pp. 1
Fragments C–O–C and C–C
pp. 1
By Formation of One O—C and One C—C Bond
pp. 1
Reduction of Acyl Groups to Alkyls
pp. 1
Introduction of Alkyl Groups by Reaction with Activated Alkenes
pp. 1
Synthesis from Furo[3,4-]pyranones
pp. 1
Reaction of Active Methylene Compounds with Carbon Disulfide Followedby S-Alkylation and Ring Closure
pp. 1
Cycloaddition of Electrophilic Phosphorus Compounds to Alkynes
pp. 1
Electrophilic Substitution
pp. 1
Substitution by Hydrogen with Complex Hydrides
pp. 1
Metal-Catalyzed Cross Coupling of Halofurans with Alkenes, Arenes, and Alkynes
pp. 1
Cyclization of Sulfinylalkenes
pp. 1
Reaction of α,β-Unsaturated Imine Iron–Tricarbonyl Complexes with Methyllithium
pp. 1
2λ-2-1,2-Azaphosphirenes
pp. 1
Palladium-Catalyzed Stille Cross-Coupling Reactions
pp. 1
Reaction of Alk-2-enyl Carbonyl Compounds or Equivalents with Amines
pp. 1
By Formation of Two C—C Bonds
pp. 1
Modification of an Existing λ-1-Phosphirene
pp. 1
From [Bis(trimethylsilyl)methyl]dichlorophosphine
pp. 1
By Formation of Two S–C Bonds and One C–C Bond
pp. 1
1,2-Dithietes
pp. 1
Replacement of Lithium by a Silyl Group
pp. 1
Reaction of Trimethylsilyl Cyanide with Alkynes, Catalyzed by Palladium(II) or Nickel(II) Chloride
pp. 1
From Enones, Aldehydes, and Isocyanides
pp. 1
Decomplexation of Phosphole σ-Complexes
pp. 1
From α-Oxy Ketones or Aldehydes and Dicarbonyl Compounds
pp. 1
Synthesis by Ring Transformation
pp. 1
Reaction of Thioglycolates with β-Chlorovinyl Carbonyl Compoundsand Equivalents (The Fiesselmann Synthesis)
pp. 1
By Formation of One C—C Bond
pp. 1
Introduction of Aryl Groups
pp. 1
From Phosphaalkynes and Transition-Metal–Alkene Complexes
pp. 1
1λ,2λ-Diphosphetes
pp. 1
Reduction of λ-Phospholes
pp. 1
Reaction of 1-Siloxypenta-1,4-dienes with Thionyl Chloride
pp. 1
From α-Oxyaldehydes and Enones
pp. 1
Replacement of Hydrogen by Lithium
pp. 1
Thiophene 1-Oxides
pp. 1
One-Pot C–H Borylation/Suzuki–Miyaura Cross Coupling
pp. 1
By Formation of One N—C Bond
pp. 1
Fragments C—C—C and O—C
pp. 1
Introduction of Aminoalkyl Groups with -Sulfinyl-4-toluenesulfonamide and Zinc(II) Chloride
pp. 1
Synthesis by Substituent Modification
pp. 1
Cyclization of Vinylnitrenes
pp. 1
From Epoxides
pp. 1
1,5-Electrocyclization of Carbene-Derived Ylides from -(2-Furylmethylene)anilines
pp. 1
Fragments N—C—C and C—C
pp. 1
Decarboxylation
pp. 1
By Formation of Two N—C Bonds and One C—C Bond
pp. 1
Cycloaddition with a Stable Phosphino(silyl)carbene
pp. 1
Suzuki Cross Coupling of Halothiophenes with Arenes in the Presence of a Biarylmonophosphine Ligand
pp. 1
Assembly of a Phospholyl Ring
pp. 1
Aromatization
pp. 1
Fragment P and Two C—C Fragments
pp. 1
Fragments O–C–C–C and C
pp. 1
Knoevenagel Condensation of 1,3-Dicarbonyl Compounds and Aldehydes Followed by Bromination and Cyclization
pp. 1
C-Alkylation
pp. 1
C-Alkylation by Typical Electrophiles
pp. 1
From 1-Haloalk-1-enes and Methylene Ketones
pp. 1
C-Thiolation
pp. 1
Substitution of Metals
pp. 1
Reaction of Benzotriazole Enamines with Imines
pp. 1
N-Substitution
pp. 1
Introduction of Alkyl Groups
pp. 1
Introduction of Chloromethyl and Hydroxymethyl Groups
pp. 1
Cyclization of Alk-4-yn-1-amines
pp. 1
Replacement of Lithium by a Carboxy Group
pp. 1
Pummerer-Type Reaction of (Phenylsulfinyl)furans
pp. 1
From 1,3-Dithiol-2-ones
pp. 1
Replacement of Lithium by an Aryl or Alkynyl Group via Intermediate Boronates (Suzuki Coupling)
pp. 1
Acylation of Thiophene with Carboxylic Acids
pp. 1
Enolization of Dihydrothiophene-2,5-diones
pp. 1
Introduction of Allyl, Alk-1-enyl, or Alk-1-ynyl Groups
pp. 1
Synthesis from 2-Pyrans and Pyrylium Salts
pp. 1
From 1-Aminoalk-1-ynes and Sulfonylalk-1-ynes
pp. 1
Cross Coupling of Halothiophenes with Alkenes in the Presence of a Palladium/Tetraphosphine Catalyst
pp. 1
Cleavage of the Exocyclic P—R Bond of λ-1-Phospholes
pp. 1
1,3,2λ-Diazaphosphetes
pp. 1
Synthesis by Ring Transformation
pp. 1
Fragments C—N—C—C and C
pp. 1
Electrophilic Cyclization of 1-(Alk-1-ynyl)cyclopropyl Ketones
pp. 1
By Formation of Three C—C Bonds
pp. 1
Synthesis from 3,6-Dihydro-1,2-dioxins
pp. 1
Reaction of Azoalkenes with Methylene Ketones
pp. 1
Hydroformylation and a Related Reaction of Propargylamines
pp. 1
Formation of η-1-Phosphirene–Metal Complexes by Complexation of λ-1-Phosphirenes
pp. 1
Oxidative Cyclization of 2-Sulfanylpenta-2,4-dienoic Acids
pp. 1
Ring-Closing Metathesis of Diallylic Ethers
pp. 1
Cycloaddition with Phosphenium Cations
pp. 1
Ring Enlargement of Azidocyclopropenes
pp. 1
Reaction of -(Tosylmethyl)- or -(Benzotriazolylmethyl)-Substituted Imidothioates with Electrophilic Alkenes
pp. 1
From α-Hydroxy Ketones and Dicarbonyl Compounds and Derivatives
pp. 1
Modification of the Metal Fragment
pp. 1
Replacement of Lithium by an Aryl or Alkenyl Group via Intermediate Stannanes (Stille Coupling)
pp. 1
Substitution of Hydrogen
pp. 1
2-(Benzotriazolylmethyl)pyrroles from the Reaction of Alkynyloxiranes with Amines
pp. 1
Synthesis by Substituent Modification
pp. 1
Reaction between Isocyanides, Dialkyl Acetylenedicarboxylates, and 1-Aryl-2-(arylamino)-2-hydroxyethanones
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
1,2,3,4-Tetraphosphetes
pp. 1
Cycloaddition of Halocarbenes to Phosphaalkenes Followed by HX Elimination
pp. 1
By Formation of Two N—C Bonds
pp. 1
By Ring Contraction
pp. 1
Reaction of 1,4-Dilithio- or 1,4-Diiodobutadienes with a Tellurium Source
pp. 1
Generation of Cyclic α-Imino Carbenes from 1-1,2,3-Benzotriazoles (Formation of 1-Benzo[]azirines)
pp. 1
Enolization of Furan-2(5)-ones and Dihydrofuran-2,5-diones
pp. 1
Reaction of 4-Substituted Carbonyl Compounds or Equivalents with Amines
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
Oxidation of -Aminophthalimides in the Presence of Alkynes
pp. 1
Introduction of Alkyl Groups by Lewis Acid or Metal-Catalyzed Reactions
pp. 1
Cyclization of 3-(Alkyltellanyl)propenals
pp. 1
Deprotonation of Transient 2-Phospholes
pp. 1
Substitution of Carbon Functionalities
pp. 1
By Formation of Four P—P Bonds
pp. 1
By Formation of Two O—C Bonds
pp. 1
From Functionalized Alkenes and Alkynes with C–C–O Building Blocks
pp. 1
Introduction of Alkyl Groups
pp. 1
With Dioxiranes
pp. 1
Enzymatic Oxidation
pp. 1
Condensation Reaction of β-Dicarbonyl Compounds, α-Halo Carbonyl Compounds and Amines (The Hantzsch Synthesis)
pp. 1
From Amino(aryl)carbene Complexes and a P Reagent
pp. 1
Mitsunobu Reaction of Thiophenones
pp. 1
By Formation of Two C–C Bonds
pp. 1
Aromatization
pp. 1
Multicomponent Type II Anion Relay Chemistry of 2-(-Butyldimethylsilyl)furan-3-carbaldehyde
pp. 1
Base-Assisted Cyclization of 1-(4-Hydroxyalk-2-ynyl)benzotriazoles
pp. 1
By Ring Enlargement
pp. 1
Fragments S—C and C—C—C
pp. 1
Ring Opening of 7-Oxabicycles
pp. 1
1,2-Diselenetes
pp. 1
Alkylation of α-Methylene Substituents
pp. 1
From Phosphaalkynes and Transition-Metal–Arene Complexes
pp. 1
Fragments N—C and C—C—C
pp. 1
Addition Reactions
pp. 1
Reaction of Halofurans with Carbonyl Electrophiles
pp. 1
Cyclization of 4-Diazoalk-2-en-1-ones
pp. 1
Combination of α-Amino Carbonyl Compounds and Enolates via Aldol Reactions
pp. 1
By Formation of Two P—C Bonds and One C—C Bond
pp. 1
Side-Chain Bromination of Alkylthiophenes
pp. 1
From 1,4-Dithiins via their -Oxides
pp. 1
From Alkenyl Aryl Ketones and Dichloromethyl Phenyl Sulfoxide
pp. 1
Introduction of Acyl Groups
pp. 1
From 1,3-Dicarbonyl Compounds and Bromoallenes
pp. 1
Generation of α-Imino Carbenes from 1-1,2,3-Triazoles
pp. 1
Elimination Reactions with λ-Phosphiranes
pp. 1
Substitution by Lithium and Grignard Nucleophiles
pp. 1
From an α-Thioxo Ketone and Lawesson's Reagent
pp. 1
Reaction of But-2-enes or Butanes with Sulfur
pp. 1
Reaction of λ-1-Phosphirenes with Benzo-1,2-quinones
pp. 1
Manganese-Assisted Coupling Reactions
pp. 1
Replacement of Tosyl by Trialkylstannyl Groups on a Ring Carbon
pp. 1
Replacement of Lithium by Deuterium
pp. 1
From 1,3-Dicarbonyl Compounds and Alkynoates
pp. 1
Reaction of Thiocarboxylic Acids with a Cyclopropyl(triphenyl)phosphonium Salt
pp. 1
From Five-Membered Heterocycles
pp. 1
Reaction with Dichlorophosphines
pp. 1
By Formation of One P—C Bond
pp. 1
Substitution of Hydrogen
pp. 1
Fragments C—C and O
pp. 1
From α,α′-Dihalo-Substituted Sulfoxides
pp. 1
Wacker-Type Oxidative Cyclization of Alkenones
pp. 1
Condensation of Dimethyl Diglycolate with Aryl(oxo)acetates
pp. 1
Carbene Addition to α-Oxoketene Dithioacetals and α-Oxoketene Monothioacetals
pp. 1
Cycloisomerization of α-Sulfanyl Allenes
pp. 1
Halogenation of α-Methylene Substituents
pp. 1
By Isomerization
pp. 1
Curtius Rearrangement of Furan-2-carboxylic Acids
pp. 1
From Zirconocenes
pp. 1
Michael-Type Cyclization of 2,4-Unsaturated 1,6-Dicarbonyl Systems
pp. 1
From 3-Bromopropenal Acetals and Alkanals
pp. 1
From a 2-Phosphino-2-phosphirene
pp. 1
Modification of α-Substituents
pp. 1
By Formation of One P—N and One P—C Bond
pp. 1
Transformation of α-Substituents
pp. 1
Cyclization of Alkane-1,4-diones (The Paal–Knorr Synthesis)
pp. 1
Reaction of Thioglycolic Acid or Esters with β-Oxo Esters
pp. 1
Cyclization of γ-Hydroxy Ketone or Their Derivatives
pp. 1
Synthesis by Ring Contraction
pp. 1
Replacement of Lithium by an Alkyl Group via Intermediate Stannanes (Stille Coupling)
pp. 1
Substitution Reactions Involving Organozinc Derivatives (The Negishi Reaction)
pp. 1
Substitution of Halogen by Lithium
pp. 1
By Formation of One C—C Bond
pp. 1
From Phosphaalkynes and Alkynes in the Coordination Sphere of Transition Metals
pp. 1
From Diazo(phosphino)(phosphoryl)methanes
pp. 1
Reduction of 1-Halo-λ-1-phosphirenium Salts with Tertiary Phosphines
pp. 1
Synthesis by Formal Exchange of Ring Members
pp. 1
Oxidation of Dihydro- and Tetrahydrofurans
pp. 1
Cyclization of γ-Ketoamides
pp. 1
Palladium-Catalyzed Cyanation Reactions of Halothiophenes
pp. 1
Oxidation of α-Methylene Substituents
pp. 1
From Dihydro- or Tetrahydrothiophene 1,1-Dioxides by Elimination
pp. 1
Modification of α-Substituents
pp. 1
Metalation
pp. 1
From 2-(2-Oxoalkyl)thiiranes
pp. 1
By Formation of One P—P and One P—C Bond
pp. 1
Substitution Reactions Involving Organostannanes (The Stille Reaction)
pp. 1
Reaction of Dihalophosphines with Enamines
pp. 1
Replacement of Lithium by a Carbonyl Group via a Furyltitanium
pp. 1
Fragment S—C—C—C—C
pp. 1
Replacement of Lithium by a Hydroxymethyl or an Aminomethyl Group
pp. 1
Cyclization of 2-(Alk-1-ynyl)alk-2-en-1-ones
pp. 1
From 1,2,3,4λ-Triazaphosphinines
pp. 1
Cycloaddition of 5-Aminopentynoates with Aldehydes and α-Isocyanoacetamides Followed by Retro-Diels–Alder Reaction
pp. 1
Thiirenium Ions
pp. 1
Reaction of 1,4-Diketones with Sulfur Reagents and Cyclization
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
Dehalogenation of -Halophospholium Salts Obtained from Dihalophosphines and Cyclobutadiene–Aluminum Trichloride Complexes
pp. 1
Substitution of Hydrogen
pp. 1
By Formation of One P—C and One C—C Bond
pp. 1
Reactions Involving Decarboxylation from a Ring Carbon
pp. 1
Reaction of Dithiocarbonates or Equivalents and Cyclopropenylium Salts
pp. 1
Reaction of Alkynes with a Source of Sulfur
pp. 1
By Formation of One C–C Bond
pp. 1
Introduction of Alkyl Groups by Reaction with α,β-Unsaturated Carbonyl Compounds
pp. 1
Cyclization of 4,4-Dialkoxyalkan-1-ones
pp. 1
Isomerization of α-Oxo Carbenes
pp. 1
Quaternization of 1-Bromo-2,5-dihydro-1-phospholes Followedby Dehydrobromination
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
Fused Thiirene 1-Oxides from Diels–Alder Reactions of 2,3-Bis(alkylidene)thiirane 1-Oxides
pp. 1
Metalation
pp. 1
From Terminal Ynones and Aldehydes
pp. 1
From 2-(1-Hydroxyalk-2-ynyl)thiiranes by Electrophile-Induced Ring Expansion
pp. 1
Introduction of Formyl Groups
pp. 1
Decomplexation and Thermolysis
pp. 1
By Cyclization of 1,4-Diheterofunctional C Compounds
pp. 1
Reaction of 1-Alkynyl-2-bromobenzenes with Elemental Selenium
pp. 1
Decomposition of 4-(Benzoyloxy)-1,3-dioxolanes
pp. 1
Isomerization of Cyclic Isomers
pp. 1
Synthesis by Ring Transformation
pp. 1
Reaction of Thioglycolates or α-Sulfanyl Ketones with Acetylenic Esters
pp. 1
Substitution of Metals
pp. 1
Rearrangement of Acyl Groups
pp. 1
Friedel–Crafts Alkylation of Thiophenes
pp. 1
Reaction of Electrophiles with Phospholide Ions
pp. 1
By Formation of One O–C Bond
pp. 1
Synthesis by Substituent Modification
pp. 1
Cyclization of 1,4-Dicarbonyl Compounds
pp. 1
Introduction of Aryl, Alkynyl, Alkyl, or Hydroxymethyl Groups by Addition/Oxidative Rearrangement
pp. 1
From Alkylidenephosphoranes
pp. 1
Replacement by Deuterium
pp. 1
By Formation of Two P—C Bonds
pp. 1
From 1,3-Dicarbonyl Compounds and But-2-ene-1,4-diones
pp. 1
C-Acylation
pp. 1
Fragments N—C, C—C, and C
pp. 1
By Formation of Two C—C Bonds
pp. 1
Reaction of Zirconocene Derivatives of Alkylamines with Alkynes and Carbon Monoxide
pp. 1
Substitution of Heteroatoms
pp. 1
From Larger Heterocycles by Extrusion Reactions
pp. 1
Reaction of Halo- or Nitrofurans with Hetero Nucleophiles
pp. 1
Introduction of Chloromethyl and Hydroxymethyl Groups
pp. 1
From (Arylmethylene)phosphoranes
pp. 1
Fragments C—C and N
pp. 1
Cyclization of Cyclopropylidene and Cyclopropenyl Ketones
pp. 1
Synthesis by Substituent Modification
pp. 1
Replacement of Lithium or Magnesium by Carbonyl, Aryl, or Alkenyl Groups via Intermediate Furylzinc Compounds
pp. 1
By Elimination
pp. 1
Reaction of Enamino Esters with α-Diazo Ketones
pp. 1
Cyclization of But-3-yn-1-ones
pp. 1
Cyclization of Aminophosphino-Substituted Phosphaalkenes
pp. 1
Reactions of Alkynes with Nitrenes or Nitrene Equivalents
pp. 1
Dimethyl 1,2-Dithiete-3,4-dicarboxylate by Oxidative Ring Contraction of a 2-Titana-1,3-dithiole
pp. 1
Replacement of Lithium by a Hydroxymethyl Group
pp. 1
Cyclizative Condensations
pp. 1
Modification of Alkyl Substituents
pp. 1
Alkylation of λ-1-Phosphirenes
pp. 1
Reaction of Allenes with Tosylimines
pp. 1
From α,α′-Dihalo-Substituted Sulfones
pp. 1
From 1,2,3-Selenadiazoles
pp. 1
Metal-Assisted Cross Coupling of Halothiophenes with Alkenes
pp. 1
Rearrangement of 2-Pyrroles
pp. 1
Fragment C—N—C—C—C
pp. 1
From Selectively Protected 1,3-Dicarbonyl Compounds
pp. 1
Metal-Assisted Cross Coupling of Halothiophenes with Alkynes
pp. 1
Substitution of Heteroatoms
pp. 1
Metal-Assisted Cross Coupling of Halothiophenes with Alkenes, Arenes, and Alkynes
pp. 1
Retro-Diels–Alder Reaction of 7-Oxabicyclo[2.2.1]heptadienes
pp. 1
Substitution Reactions Involving Organomagnesium Derivatives
pp. 1
Introduction of Halogen Substituents
pp. 1
Reaction of Isothiocyanates with Alk-1-ynyllithium Compounds
pp. 1
Introduction of Aryl Groups
pp. 1
Cyclization of Bis(methylene)phosphoranes Followed by 1,2-Elimination
pp. 1
From β,β′-Dioxo Sulfides by Reductive Coupling
pp. 1
Direct Arylation Methods Involving Metal Catalysis
pp. 1
Nitration
pp. 1
With Phosphinidene Complexes Generated from Secondary λ-Phosphine Complexes
pp. 1
Fragment C—C—S—C—C
pp. 1
By Formation of One O–C and One C–C Bond
pp. 1
Synthesis by Ring Transformation
pp. 1
Thiophene 1,1-Dioxides
pp. 1
Decarboxylation of Furoic Acids
pp. 1
Condensation Reactions of 1,4-Dicarbonyl Compounds or Equivalents with Amines (The Paal–Knorr Synthesis)
pp. 1
Introduction of Alkylamino Groups
pp. 1
Substitution Reactions Involving Organopalladium Derivatives
pp. 1
Cyclization of γ-Sulfanyl Ketones
pp. 1
Phospholide Ions
pp. 1
By Formation of One N—C and One C—C Bond
pp. 1
Zinc-Assisted Coupling Reactions
pp. 1
λ-1-Phospholes
pp. 1
Transition-Metal-Catalyzed Reaction of α-Diazoalkanones with Alkynes
pp. 1
Introduction of Alkylamino Groups (The Mannich Reaction)
pp. 1
Acylation of Thiophene with an Ester
pp. 1
Decomplexation of η-1-Phosphirene–Metal Complexes
pp. 1
Replacement of Sulfur and Silyl Groups on the Ring Nitrogen
pp. 1
From α-Sulfanyl Ketones
pp. 1
From 3-Amino-1,2-dithiolium Salts
pp. 1
Replacement of Lithium by a Sulfanyl or Sulfonyl Group
pp. 1
Generation of Cyclic α-Imino Carbenes from Isatin and Its Derivatives (Formation of 1-Benzo[]azirines)
pp. 1
By Formation of One S—S Bond
pp. 1
Anionic Oxy-Cope Reaction of a 2-But-3-enylfuran
pp. 1
From Furans
pp. 1
λ-1-Phosphirenes
pp. 1
Dehydrohalogenation of 2-Halothiiranes
pp. 1
From 1,3-Dicarbonyl Compounds and Cyclohexyl Isocyanide
pp. 1
Ring Contraction
pp. 1
Palladium-Catalyzed, Copper(II) Oxide Modified Stille Cross-Coupling Reactions
pp. 1
Cyclization of Allenones
pp. 1
Formylation with Hexamethylenetetramine in Polyphosphoric Acid
pp. 1
Aromatization
pp. 1
Cyclization of Pent-4-ynones
pp. 1
Electrophilic Cyclization of 4-Sulfanylbut-2-yn-1-ols via [1,2]-Migration of the Sulfanyl Group
pp. 1
By Formation of One C—C Bond
pp. 1
Addition and Condensation Reactions of Acyl Groups
pp. 1
Thiirenes
pp. 1
Synthesis by Elimination
pp. 1
Suzuki-Type Cross Coupling of Halothiophenes with Arenes in the Presence of Boronates
pp. 1
Substitution of Halogen by Hydrogen
pp. 1
By Formation of Two Te—C Bonds
pp. 1
From 1,3-Dicarbonyl Compounds and Nitroalkenes
pp. 1
Condensation Reaction of α-Amino Ketones with Methylene-Active Carbonyl Compounds (The Knorr Pyrrole Synthesis)
pp. 1
Reaction of 1,4-Dilithio- or 1,4-Diiodobutadienes with a Selenium Source
pp. 1
By Formation of Two P—C Bonds
pp. 1
From a (η-Cyclooctatetraene)(1,4-dihydro-1,2,4-triphosphinine-1,4-diyl)hafnium Complex
pp. 1
Substitution of Chlorine in 1-Chloro-λ-1-phosphirenes
pp. 1
From Thiiranes
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
Fragment N and Two C—C Fragments
pp. 1
2,3-Disubstituted Furans from 1-(Benzyloxy)-3-tosylalkenes and Aldehydes
pp. 1
Cross Coupling of Halothiophenes with Alkenes in the Presence of Palladium-Containing Nanostructured Silica Functionalized with Pyridine Sites
pp. 1
Fragment S and Two C—C Fragments
pp. 1
Dehydrohalogenation of -Halophospholane 1-Oxides
pp. 1
Oligothiophenes
pp. 1
Oxidation of Thiophenes
pp. 1
From Alk-2-ynylsulfonium Salts and Carbonyl Compounds
pp. 1
Introduction of a Hydroxymethyl Group by Friedel–Crafts Reaction
pp. 1
From Dihydro- or Tetrahydrothiophene 1,1-Dioxides by Nitrous Acid Elimination
pp. 1
Replacement of Lithium by a Halogen
pp. 1
Halogenation
pp. 1
λ-1-Phosphirenes from a Vinylcarbene–Cobalt Complex
pp. 1
From 1,3-Dicarbonyl Compounds and 3-Bromoalkynes
pp. 1
From Dimethyl Acetylenedicarboxylate, Aldehydes, and Thiazolium Salts
pp. 1
Substitution of Metals
pp. 1
Synthesis by Aromatization
pp. 1
Synthesis by Substituent Modification
pp. 1
Cycloaddition with Halophosphines
pp. 1
From Alkynyl Ketones and Diazoacetates
pp. 1
Reaction of Buta-1,3-dienes with a Source of Sulfur
pp. 1
Intramolecular Michael-Type Addition of a 3-Oxa-1,5-enyne
pp. 1
Reaction of Isocyano-Substituted Acetates, Acetonitriles, or Methylphosphonates with Nitroalkenes
pp. 1
By Formation of One N—C Bond and Two C—C Bonds
pp. 1
Sulfonation
pp. 1
Ring Enlargement
pp. 1
With Atomic and Molecular Oxygen
pp. 1
Cyclization of Dienyl Azides
pp. 1
Oxidative Cyclization of Alk-1-en-4-ones
pp. 1
Aromatization
pp. 1
Synthesis by Ring Transformation
pp. 1
Oxidation of Dihydrofurans
pp. 1
Replacement of Lithium by Hydrogen or Deuterium
pp. 1
Introduction of Allyl, Alk-1-enyl, or Alk-1-ynyl Groups
pp. 1
Introduction of Allyl Groups
pp. 1
Fragment O–C–C–C–C
pp. 1
Pyrrol-2-amines from the Reaction of Functionalized Nitriles with Amines
pp. 1
By Formation of One O—C Bond
pp. 1
Cyclization of (2-Cyanovinyloxy)malonates
pp. 1
Generation of α-Imino Carbenes from α-Diazo Imines
pp. 1
Synthesis by Complexation
pp. 1
Addition of a Sulfonium Ion to Alkynes
pp. 1
From γ,δ-Unsaturated Thioamides
pp. 1
Cycloreversion Reactions of Fused Oxiranes
pp. 1
Cyclization of 4-Hydroxybut-2-enals and 4-Hydroxybut-2-enones
pp. 1
Introduction of Formyl Groups
pp. 1
Cycloaddition of Phosphinidenes to Alkynes
pp. 1
From α,β-Unsaturated Carbonyl Compounds and Sulfonium Ylides
pp. 1
From 1,1,3,3-Tetrakis(dimethylamino)-1λ,3λ-diphosphete by Substitution at Ring Carbon Atoms
pp. 1
Decarboxylation
pp. 1
Fragments O—C—C—C and C
pp. 1
Introduction of -Methylene Groups by Catalytic Inter- or Intramolecular Hydroarylation of Unactivated Triple Bonds
pp. 1
Radical Cyclization of Divinyl Ethers
pp. 1
Palladium-Assisted Coupling Reactions
pp. 1
Cyclooligomerization of Phosphaalkynes under the Influence of Lewis Acids
pp. 1
From 1,2-Diketones and a Selenodiacetate (Hinsberg Synthesis)
pp. 1
Fragments C—N—C and C—C
pp. 1
Fragment C–C–O–C–C
pp. 1
S-Alkylation of Thioamides and Reaction with a Chloromethaniminium Salt
pp. 1
Metal-Assisted Cross Coupling of Halothiophenes with Arenes
pp. 1
Palladium-Catalyzed Direct Arylation
pp. 1
Ring Contraction
pp. 1
Introduction of Alk-1-enyl Groups
pp. 1
Extrusion Reactions of Larger Heterocycles
pp. 1
From 1,3-Dicarbonyl Compounds and Aldose Sugars
pp. 1
Substitution of Hydrogen at the λ-1-Phosphirene Double Bond
pp. 1
Thermal Reaction of Dihalophosphines with 1,3-Dienes
pp. 1
Generation of Organometallic Compounds by Hydrogen–Lithium Exchange
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
1λ,2λ,3λ-Triphosphetes
pp. 1
Fragment N—C—C—C—C
pp. 1
Ammonium Cerium(IV) Nitrate Catalyzed Radical Dimerization
pp. 1
Reaction of 2-Arylvinyl Isocyanides with Carbon Nucleophiles
pp. 1
Fragments O–C–C and C–C
pp. 1
Cycloaddition with Chloro(vinyl)carbenes
pp. 1
Aromatization of Dihydrothiophen-3(2)-ones
pp. 1
Metalation of Thiophenes Followed by Formylation with -Formylpiperidine
pp. 1
Cycloaddition of Phosphinidene Complexes to Alkynes
pp. 1
Ene Reaction of 2-Methylene-2,3-dihydrofurans
pp. 1
Rearrangement of Pyridine and 1,3-Oxazepine Derivatives
pp. 1
Thiirene 1,1-Dioxides
pp. 1
Reaction of β-Amino Ketones with Diazo(trimethylsilyl)methane
pp. 1
By Formation of Two C–C Bonds
pp. 1
Reaction of Chromium–(Alkylidenamino)carbene Complexes with Alkynes
pp. 1
Substitution of Heteroatoms
pp. 1
Alkylation with Trimethyloxonium Tetrafluoroborate
pp. 1
Reaction of Buta-1,2-dienes with Sulfur Dioxide
pp. 1
Nitration
pp. 1
Condensation Reaction of Aliphatic Aldehydes or Ketones and Hydrazines (The Piloty Synthesis)
pp. 1
Replacement of Lithium by an Acyl Group
pp. 1
Reaction of Isothiocyanates with Allyl or Alkynyl Compounds
pp. 1
Reduction and Rearrangement of 4,5-Dihydroisoxazoles
pp. 1
Rhodium-Catalyzed Reaction of α-Diazocarbonyl Compounds with Alkynes
pp. 1
From a 1,2-Dichloro-1,2-dihydro-1,2-diphosphete–Diiron Complex
pp. 1
Reaction of Nucleophiles with Phospholes
pp. 1
Fragments O—C—C and C—C
pp. 1
Introduction of Alkyl Groups by Reaction with Alkyl Halides (Friedel–Crafts Reaction)
pp. 1
With Peroxy Acids
pp. 1
Cyclization of 3-Sulfanylprop-1-ynyl Ketones
pp. 1
Photochemical Decomposition in a Matrix
pp. 1
Cycloaddition of Carbenes to Phosphaalkynes
pp. 1
Replacement of Lithium by a Halogen
pp. 1
From Dihydro- or Tetrahydrothiophene 1,1-Dioxides by Hydrogen Halide Elimination
pp. 1
From γ,δ-Epoxyacrylates
pp. 1
Substitution Reactions Involving Organomagnesium Derivatives (The Kumada Reaction)
pp. 1
Azetes
pp. 1
Substitution Reactions Involving Organocopper and Organozinc Derivatives
pp. 1
Cyclization of 2′-Bromoallylic Propargyl Ethers
pp. 1
Reactions of Amino(aryl)carbene Complexes with Dichlorophosphines
pp. 1
Reaction of Thioglycolates with α-Oxoalkynes
pp. 1
Oxidation
pp. 1
With Phosphinidene Complexes Generated from 7-Phosphabicyclo[2.2.1]hepta-2,5-diene Complexes
pp. 1
Reaction of Oximes (and Hydrazones) with Alkynes
pp. 1
Fragment C—N—C
pp. 1
From α-Sulfanyl Ketones and Cyanoacetates
pp. 1
Substitution of Halogens by Hydrogen
pp. 1
By Formation of Two Se—C Bonds
pp. 1
Exchange Reactions with the Substituent at Phosphorus
pp. 1
Palladium-Catalyzed Heck Reactions of Halothiophenes with Electron-Rich Alkenes in an Ionic Liquid
pp. 1
1,2λ-Azaphosphetes
pp. 1
Modification of α-Substituents
pp. 1
Reaction of C Building Blocks with Sources of Tellurium
pp. 1
From Alkynes and Sulfur
pp. 1
By Formation of One N—C Bond
pp. 1
Ene Reaction of 3-Methylene-2,3-dihydrofurans
pp. 1
Photochemical Decomposition in Matrixes
pp. 1
Reaction of Benzyl Thiols with Butadiynes
pp. 1
Cyclization between Propargylic Dithioacetals and Aldehydes
pp. 1
Substitution of Carbon Functionalities
pp. 1
Replacement of Lithium by a Formyl or Acyl Group
pp. 1
Decomplexation with Iodine and 1-Methyl-1-imidazole
pp. 1
Reaction of 3-Thia-1,5-dicarbonyl Compounds or Equivalents with 1,2-Dicarbonyl Compounds (The Hinsberg Synthesis)
pp. 1
By Formation of One C—C Bond
pp. 1
Nucleophilic Aromatic Substitution of Activated 2-Methoxyfurans with Grignard Reagents
pp. 1
From Silylallenes and Acid Chlorides
pp. 1
λ-1-Phosphirene Imides, Oxides, and Homologues
pp. 1
Reaction of Zirconocene Derivatives of -Silyl Imine Compounds with Alkynes and Acyl Chlorides
pp. 1
Fragment S and Two C–C Fragments
pp. 1
Cycloaddition of Phosphinidenes or Phosphinidene Equivalents to Phosphaalkynes
pp. 1
Replacement of Lithium by Hydrogen or Deuterium
pp. 1
Fragments C—C—C—C and Se
pp. 1
Fragment O—C—C
pp. 1
λ-1-Phosphirenium Salts
pp. 1
Reaction of Titanium Alkyne Complexes with Imines and Carbon Monoxide
pp. 1
Reaction of Thioglycolates with β-Chloro-Substituted Cinnamonitriles
pp. 1
Substitution of Heteroatoms
pp. 1
Fragment C—C—N—C—C
pp. 1
From Baylis–Hillman Adducts of Alkyl Vinyl Ketones
pp. 1
Replacement of Lithium by a Silyl Group
pp. 1
From Ketene ,-Acetals and Aldehydes
pp. 1
By Alkali Metals
pp. 1
A „Base-Free“ Tetrakis(triphenylphosphine)palladium(0)-Assisted Suzuki Cross-Coupling Protocol Involving a Triethylborate Salt
pp. 1
Wittig Rearrangement of Alkyl 3-Furylmethyl Ether
pp. 1
Thiirene 1-Oxides
pp. 1
Ring-Opening Cycloisomerization of Methylene- or Alkylidenecyclopropyl Ketones
pp. 1
From Diazo(phosphino)(trimethylsilyl)methanes
pp. 1
Fragments C–S–C and C–C
pp. 1
Insertion of Alkynes into Phosphirenes
pp. 1
From λ-1-Phospholes
pp. 1
α-Functionalization of 1-Phosphol-2-yllithiums
pp. 1
Replacement of a Halogen by Lithium
pp. 1
From Five-Membered Heterocycles
pp. 1
Synthesis by Ring-Closure Reactions
pp. 1
Fragment C—Te—C—C—C
pp. 1
From α-Heterofunctionalized Ketones
pp. 1
Fragments C—Se—C and C—C
pp. 1
Reactions of Amino(aryl)carbene Complexes with Chlorophosphaalkenes
pp. 1
From Cyclic Bis(amino)chlorophosphines
pp. 1
Cyclization of 5-Hydroxyalk-3-en-1-ynes
pp. 1
Ring Enlargement
pp. 1
By Reduction
pp. 1
C-Halogenation
pp. 1
By Cyclization of 1,4-Diheterofunctional C Compounds
pp. 1
Cyclization between 2,3-Bis(trimethylsilyl)buta-1,3-diene and Acyl Chlorides
pp. 1
Rhodium-Catalyzed Hydroformylation of Propargyl Alcohols
pp. 1
Ring Contraction
pp. 1
Replacement of Lithium by a Carboxy Group
pp. 1
From α-Halo Ketones and 3-Oxoalkanoates (Feist–Benary Reaction)
pp. 1
Reaction of Chloroalkynols or Alkynyloxiranes with Selenides
pp. 1
Rearrangement of an Azabicyclo[2.1.0]pent-2-ene
pp. 1
Fragment N—C—C
pp. 1
Introduction of Halogen Substituents
pp. 1
Reaction of 1-Alkynyl-2-bromobenzenes or But-1-en-3-ynes with Elemental Tellurium
pp. 1
From 1,3-Thiazoles and Alkynes
pp. 1
By Formation of Two S—C Bonds
pp. 1
Wittig Rearrangement of 3-Furylmethyl Ethers
pp. 1
Substitution Reactions Involving Organocopper or Organozinc Derivatives
pp. 1
With Phosphinidene Complexes Generated from λ-1-Phosphirane Complexes
pp. 1
Reaction of λ-1-Phosphirenes with Azodicarboxylates
pp. 1
1λ,3λ,2λ,4λ-Tetraphosphetes
pp. 1
Reaction of Dihalophosphines with 1,4-Dilithio-Substituted 1,3-Dienes
pp. 1
Cycloreversion Reactions of Fused Aziridines
pp. 1
Reaction of Thioglycolates with β-Electrophilic Carbonyl Compoundsor Equivalents
pp. 1
Replacement of Lithium by an Acyl Group via Intermediate Furylcopper Compounds (Including Ullmann Coupling)
pp. 1
Reaction of α,β-Unsaturated Nitriles with Sulfur (The Gewald Synthesis)
pp. 1
Cycloaddition with Iminophosphines
pp. 1
Substitution of Metals
pp. 1
Palladium-Catalyzed Reaction of 1,3-Dicarbonyl Compounds with Prop-2-ynyl Carbonate
pp. 1
Nitration
pp. 1
From ω-Sulfanyl Carbonyl Compounds by Ring Closure
pp. 1
Tetrakis(triphenylphosphine)palladium(0)-Assisted Suzuki Cross Coupling under Basic Conditions
pp. 1
Cyclization of 4-Hydroxybut-2-enenitriles
pp. 1
Reaction of Zirconium and Titanium Complexes with Alkynes and Carbonyl Compounds
pp. 1
By Formation of One S—C Bond
pp. 1
Fragments N—C—C—C and C
pp. 1
By Base
pp. 1
Reaction of α,β-Unsaturated Imines with Esters and Niobium(III) Chloride
pp. 1
Substitution by Boron Functionalities with Lithium, Sodium, or Silver Borates
pp. 1
Cyclization of Alka-1,2-dien-4-ones
pp. 1
Copper-Catalyzed Amination of Halothiophenes
pp. 1
From 4-Thiopyrans and Thiopyrylium Salts
pp. 1
From 1,2-Dithiins by Thermal or Photochemical Ring Contraction, or by Use of Thiophilic Phosphorus Reagents
pp. 1
Decomplexation with 1,2-Bis(diphenylphosphino)ethane
pp. 1
Modification of Substituents
pp. 1
Introduction of Chloromethyl Groups
pp. 1
Reaction of α-Metalated Imines with α-Halo Ketones or α-Diketones
pp. 1
Fragments C—C—C—C and P
pp. 1
From α,β-Unsaturated Carbonyl Compounds and Chromium Carbenes
pp. 1
From 3-Bromo-3-phenyl-3-diazirine and a Stannylphosphine
pp. 1
Aromatization
pp. 1
Reaction of Alkenes or Alkynes with a Source of Sulfur
pp. 1
Cyclization of Aroylketene ,-Acetals
pp. 1
1-Triphosphirenes
pp. 1
From Phosphaalkynes in the Coordination Sphere of Titanium
pp. 1
Cyclization of 1,4-Dihydroxyalk-2-ynes
pp. 1
Replacement of Lithium by an Alkyl, Alkenyl, Alkynyl, or Aryl Group
pp. 1
Oxidation of Alkynes
pp. 1
Cycloaddition of Alkynes to Furans Followed by Retro-Diels–Alder Reaction
pp. 1
Microwave-Assisted Palladium Catalysis Using Silica- and Chitosan-Supported Palladium Complexes
pp. 1
From Phosphaalkynes and Transition-Metal Carbonyls
pp. 1
By Ring Contraction
pp. 1
Reaction of α,β-Unsaturated Nitriles with Sulfur (The Gewald Synthesis)
pp. 1
Reaction of Azomethine Ylides or Related Systems with Alkynes or Alkenes
pp. 1
From Alkynes and Molten Sulfur
pp. 1
From 1,2,3-Thiadiazoles
pp. 1
Reaction of Carbonyl Ylides and Alkynes
pp. 1
Acylation of Thiophene with Anhydrides
pp. 1
Modification of α-Substituents
pp. 1
Substitution of a Halogen by Hydrogen
pp. 1
Halogenation
pp. 1
Metalation
pp. 1
Reaction of 1,3-Dithiolylium-4-olates with Alkynes
pp. 1
Cyclization of 4-Oxobutanamides or 4-Oxobutanenitriles to Furan-2-amines
pp. 1
Introduction of Alk-1-enyl Groups by Coupling with Alkenes or Alkynes
pp. 1
Fragment O—C—C—C—C
pp. 1
Palladium-Catalyzed Cycloisomerization of Allyl Propargyl Ethers
pp. 1
Reaction of Bis[(trimethylsilyl)methyl] Sulfoxides with Alkynes
pp. 1
Reaction of Buta-1,3-diynes with Sulfuration Reagents
pp. 1
Substitution of Hydrogen
pp. 1
η-Phospholyl Complexes
pp. 1
Replacement of Lithium by an Alkyl Group
pp. 1
Reaction of β-Oxo Dithioesters and β-Oxothioamideswith a 4-Bromobut-2-enoate
pp. 1
Palladium-Catalyzed Cyclization of Alk-1(2)-yn-4-ones
pp. 1
From 1,3-Dicarbonyl Compounds and 1-Nitroalk-1-enes
pp. 1
C-Alkylation (and Arylation) by Carbenes and Free Radicals
pp. 1
Palladium-Catalyzed Reaction of Alkyl 3-Oxoalkanoates with 2-(Alk-1-ynyl)oxiranes
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