Zwischenstufen der α‐Eliminierung

A NEW SYNTHESIS OF CYCLOPROPANES FROM OLEFINS

1958 • 605 citations

The Addition of Dichlorocarbene to Olefins

1954 • 457 citations

A rapidly reversible degenerate cope rearrangement

1963 • 416 citations

Forschungen auf dem Gebiete der alkaliorganischen Verbindungen. I. Über Produkte der Addition von Alkalimetal an mehrfache Kohlenstoff‐Kohlenstoff‐Bindungen

1928 • 324 citations

Dimethylsulfonium Methylide, a Reagent for Selective Oxirane Synthesis from Aldehydes and Ketones

1962 • 230 citations

Carbon Dichloride as an Intermediate in the Basic Hydrolysis of Chloroform. A Mechanism for Substitution Reactions at a Saturated Carbon Atom¹

1950 • 228 citations

A two-step of synthesis of allenes from olefins

1958 • 157 citations

Cyclopropane Synthesis from Methylene Iodide, Zinc-Copper Couple, and Olefins. II.¹ Nature of the Intermediate

1964 • 150 citations

über methylenierte Metallhalogenide, I

1961 • 150 citations

Condensation des Dichloracetals mit Phenol und Toluol

1894 • 138 citations

Condensation des Dichloracetals mit Anisol und Phenetol

1894 • 133 citations

The Formation of Allenes from gem-Dihalocyclopropanes by Reaction with Alkyllithium Reagents^1,2

1962 • 126 citations

Ueber das zweiwerthige Kohlenstoffatom. (Vierte Abhandlung.) Die Chemie des Methylens

1897 • 124 citations

The Mechanism of Bimolecular β‐Elimination Reactions

1962 • 123 citations

Communications- Reactions of gem-Dibromocyclopropanes with Alkyllithium Reagents. Formation of Allenes, Spiropentanes, and a Derivative of Bicyclopropylidene

1960 • 123 citations

Umsetzung von Sulfonium‐Yliden mit polaren Doppelbindungen

1963 • 122 citations

IV. Ueber die Darstellung von Diphenylacetaldehyd und eine neue Synthese von Tolanderivaten

1894 • 122 citations

Zur Kenntnis sogenannter Carben‐Reaktionen, I

1962 • 105 citations

Über die Reaktionsweise halogenhaltiger Kohlenwasserstoffe mit Phenyl‐lithium (VI. Mitteil); gleichzeitig ein Beitrag zum Ablauf der Wurtz‐Fittigschen Synthese

1941 • 101 citations

Über Reaktionen des Methylens. III. Diazomethan

1912 • 97 citations

Carbenes from Alkyl Halides and Organolithium Compounds. I. Synthesis of Chlorocyclopropanes¹

1960 • 96 citations

Methylene Derivatives as Intermediates in Polar Reactions. VIII. Difluoromethylene in the Reaction of Chlorodifluoromethane with Sodium Methoxide¹

1957 • 89 citations

Der Mechanismus bimolekularer β‐Eliminierungen

1962 • 86 citations

Über die Struktur der Stickstoff‐ylide

1956 • 82 citations

Carbon Dihalides as Intermediates in the Basic Hydrolysis of Haloforms. III. Combination of Carbon Dichloride with Halide Ions¹

1954 • 77 citations

Über die Einwirkung von Hydrazin auf carbonylhaltige Verbindungen

1911 • 76 citations

Untersuchungen über Carbene, IX. Carbene aus Sulfoniumsalzen

1961 • 75 citations

Mechanism of the Hofmann Elimination Reaction: An Ylide Intermediate in the Pyrolysis of a Highly Branched Quaternary Hydroxide

1963 • 74 citations

Trichloromethyllithium, an Electrophilic Reagent

1964 • 70 citations

The Stereochemistry of Carbene-Olefin Reactions. Reactions of Dibromocarbene with the cis- and trans-2-Butenes

1956 • 68 citations

Stereochemistry of the Rearrangement Involving Migration between Multiply-bonded Carbons

1955 • 63 citations

The Formation of Difluoromethylene from Difluoromethyl Phenyl Sulfone and Sodium Methoxide¹

1960 • 62 citations

REACTIONS OF ALKYLLITHIUMS WITH POLYHALIDES

1959 • 62 citations

Chemistry of Ylids. X. Diphenylsulfonium Alkylides--A Stereoselective Synthesi of Epoxides

1964 • 60 citations

Über methylenierte Metallhalogenide, II. Zur Reaktionsweise von Bishalogenmethylzink

1962 • 59 citations

The Relative Rates of Formation of Carbanions by Haloforms¹

1957 • 59 citations

Reaction of Stereoisomeric C¹⁴-Labeled 1-Bromo-2,2-diarylethylenes and β-Bromostyrenes with Butyllithium¹

1958 • 58 citations

Dichlormethyl-lithium und Trichlormethyl-lithium

1964 • 58 citations

The Effect of Structure on the Relative Stability of Dihalomethylenes¹

1958 • 57 citations

SYNTHESES OF CHLOROCYCLOPROPANES FROM METHYLENE CHLORIDE AND OLEFINS

1959 • 56 citations

XVII. Reaktionen zwischen Lithium‐alkylen und Äthern

1950 • 55 citations

1-Phenylcyclohexene from trans-2-Phenylcyclohexyltrimethylammonium Hydroxide by cis Elimination¹

1961 • 52 citations

α‐Eliminierungen bei alkalimetallorganischen Verbindungen, IV. Synthese von Phenylmercaptocyclopropanen aus Phenylmercaptocarben und Olefinen

1964 • 51 citations

Steric Course of Some Carbenoid Additions to Olefins

1962 • 51 citations

The Reactions of Exocyclic Vinyl Halides with Phenyllithium^1-3

1959 • 48 citations

Studies in Phosphinemethylene Chemistry. III. Triphenylphosphinechloromethylene¹

1961 • 46 citations

Methylene Derivatives as Intermediates in Polar Reactions. IX. The Concerted Mechanism for α-Eliminations of Haloforms¹

1957 • 45 citations

Reaction of 1,1-Diaryl-2-haloethylenes with Butyllithium¹

1959 • 45 citations

The Synthesis of Methylenecyclopropanes via an α-Elimination Reaction

1964 • 45 citations

Katalysierte Homologisierung von Benzol mit Diazomethan zum Cycloheptatrien

1963 • 45 citations

Formation of Bis-(Methylthio)-Methylene from Methyl Orthothioformate and Potassium Amide

1962 • 44 citations

Stereospezifische Bildung von Cyclopropanen durch Umsetzung von Diphenyldibrommethan mit Methyllithium und Olefinen

1962 • 44 citations

Mechanism of the Hofmann Elimination Reaction: Evidence that an Ylide Intermediate is not Involved in Simple Compounds¹

1961 • 44 citations

Tropilium salts and benzene

1960 • 43 citations

A NEW PREPARATION OF TRIPHENYLPHOSPHINEMETHYLENES BY THE REACTION OF CARBENES WITH TRIPHENYLPHOSPHINE

1960 • 43 citations

The Kinetics of the Base-catalyzed Deuterium Exchange of Chloroform in Aqueous Solution^1,2

1954 • 40 citations

Notes- Ring-Expansion of Pyrrole and Indole

1961 • 37 citations

Carbonsäuren aus Triphenylphosphin-alkylenen

1961 • 37 citations

Trimethylammonium‐methylid als Methylen‐Donator

1960 • 35 citations

The Influence of Tetrahydrofuran on the Reaction of n-Butyllithium with Benzyl Chloride: Halogen-Metal Interconversion vs. α-Hydrogen-Metal Interconversion

1964 • 35 citations

The Reaction of Potassium Amide in Liquid Ammonia with Diarylbromoethenes

1936 • 35 citations

Carbene aus geminalen Dihalogeniden

1963 • 34 citations

Carbenes from Alkyl Halides and Organolithium Compounds. IV.¹ Formation of Alkylcarbenes from Methylene Chloride and Alkyllithium Compounds²

1962 • 34 citations

α‐Eliminierungen bei alkalimetallorganischen Verbindungen, III. Alkoxycyclopropane aus Alkoxycarbenen und Olefinen

1964 • 33 citations

The Common Basis of Intramolecular Rearrangements. VII.¹ Inapplicability of a Free Radical Mechanism. Formation of 1,1-Dimethylcyclopropane and Neopentane by the Action of Sodium on Neopentyl Chloride. Relation to the Mechanism of the Wurtz Reaction

1941 • 33 citations

The Hydrolysis and Deuterium Exchange of Dibromofluoromethane and Fluorodiiodomethane¹

1958 • 32 citations

The Preparation, Pyrolysis and Photolysis of Chlorodiazomethane

1962 • 32 citations

α‐Eliminierung bei alkalimetallorganischen Verbindungen, I. Phenyl‐carben aus Lithium‐benzyl‐phenyl‐äther. Ein Beitrag zum Mechanismus der ätherspaltung durch starke Basen

1963 • 32 citations

BASE-INITIATED DEHYDROHALOGENATION AND REARRANGEMENT OF 1-HALO-2,2-DIPHENYLETHYLENES IN t-BUTYL ALCOHOL. THE EFFECT OF DEUTERATED SOLVENT

1960 • 32 citations

The Kinetics of the Base-catalyzed Deuterium Exchange of Dichlorofluoromethane in Aqueous Solution^1,2

1956 • 30 citations

Cyclopropanes from 1°-alkyl chlorides by α-elimination

1960 • 30 citations

The absolute configuration of trans-1,2-dimethylcyclopropane

1960 • 29 citations

Carbenes from Alkyl Halides and Organolithium Compounds. II.¹ The Reactivity of Chlorocarbene in its Addition to Olefins

1960 • 27 citations

Zum Mechanismus der Hofmann‐Eliminierung bei Sulfoniumsalzen, II

1961 • 27 citations

Formation of Cyclopropanes from Monohalides. IV.¹ Some Reactions of 1-Chloro-2-methyl-2-phenylpropane (Neophyl Chloride)

1943 • 27 citations

The Reductive Alkylation of Primary Aromatic Amines with Raney Nickel and Alcohols

1956 • 27 citations

Carbenes from Alkyl Halides and Organolithium Compounds. III.¹ Syntheses of Alkyltropones from Phenols²

1961 • 26 citations

Phenoxy‐carben

1961 • 26 citations

Zum Mechanismus der Hofmann‐Eliminierung bei Sulfoniumsalzen

1960 • 26 citations

Zum Hofmann‐Abbau über Stickstoff‐ylide als Zwischenverbindungen

1956 • 25 citations

Phenyl vs. Methyl Migration Aptitudes in Some Carbonium Ion Reactions of Neophyl Derivatives¹

1961 • 25 citations

Alkylidenecarbenes

1963 • 25 citations

DEHYDROHALOGENATION OF SIMPLE ALKYL HALIDES BY STRONG BASE; EVIDENCE OF CARBENE INTERMEDIATES, EXTENT OF α-ELIMINATION¹

1961 • 25 citations

Mechanism of α-Elimination by Hydroxide Ion on p-Nitrobenzylsulfonium Ion in Aqueous Solution^1,2

1961 • 23 citations

Reaction of Cycloalkylmethyl Chlorides with Sodium. Fused Cyclopropanes from Cycloalkylcarbenes

1964 • 23 citations

Reaktionen mit Chlormethylen‐cyclohexan

1963 • 21 citations

The Reaction of Potassium Amide in Liquid Ammonia with Chloroethenes¹

1934 • 20 citations

The Mechanism of the Base-Initiated Dehydrohalogenation and Rearrangement of 1,1-Diaryl-2-bromoethylenes in t-Butyl Alcohol

1963 • 20 citations

Untersuchungen an Diazomethanen, XIX¹⁾. Ring‐A‐Homologe Steroidhormone

1963 • 20 citations

Ueber die Isomerieverhältnisse in der Stilbengruppe

1890 • 19 citations

DEHYDROHALOGENATION OF NEOALKYL HALIDES BY STRONG BASE: EVIDENCE OF CARBENE INTERMEDIATES¹

1961 • 18 citations

CARBENE INTERMEDIATE IN THE WURTZ REACTION. α-ELIMINATION OF HYDROGEN CHLORIDE FROM NEOPENTYL CHLORIDE

1961 • 17 citations

The Formation of Cyclopropanes from Monohalides. III.¹ Action of Sodium Alkyls on Aliphatic Chlorides. Relation to the Wurtz Reaction

1942 • 17 citations

Elimination Reactions in Cyclic Systems. III. Mechanism of the Formation of 1-Phenylcyclohexene from Trimethyl-trans-2-phenylcyclohexyl-ammonium Hydroxide

1955 • 16 citations

The Hofmann Degradation of cis- and trans-2-Phenylcyclohexylamines

1954 • 16 citations

CARBENE BY THE DEHYDROHALOGENATION OF METHYL CHLORIDE

1960 • 16 citations

Über Umylidierungen, Substitutionen und Eliminierungen durch Trimethylammonium‐methylid

1964 • 16 citations

Pyrogene Reaktionen und Synthesen mittels des elektrischen Stromes

1901 • 16 citations

Mechanisms of α-Elimination. Nitrobenzylsulfonium, -ammonium, and -phosphonium Ions Reacting with Aqueous Hydroxide^1-3

1964 • 16 citations

Zur Kenntnis sogenannter Carben‐Reaktionen, II

1962 • 15 citations

Hofmann‐Abbau Tritium‐markierter quartärer Ammoniumjodide mit Phenyllithium

1962 • 15 citations

Alkylchlorcarbene, I. Intramolekulare Reaktionen von Alkylchlorcarbenen

1963 • 15 citations

Spezifische Bestimmung von Uran (und Kupfer) mit Glyoxal‐bis‐(2‐hydroxyanil)

1960 • 14 citations

Alkylation of Diphenylmethane with Alkyl Halides by Sodium Amide. Substitution versus β-Elimination. Relative Acidities of Diphenylmethane and Ammonia

1957 • 14 citations

Alkylchlorcarbene, II. Umsetzung von Alkylchlorcarbenen mit Lithiumalkylen

1963 • 13 citations

Addition of chlorocarbene to benzene

1960 • 13 citations

Mechanism of Displacement by Hydroxide Ion on Benzylsulfonium Ions in Aqueous Solution^1,2

1961 • 13 citations

Reactions of 1,1-Dichloro-2,2-diphenylethene and 1,1,1-Trichloro-2,2-diphenylethane with Nucleophilic Reagents. A New Method for Certain Allenes¹

1963 • 13 citations

Amine Oxides. IX. Comparison of the Elimination Reactions Forming Olefins from the N-Oxides and Methohydroxides of Amines of the Type R₂CHCH₂N(CH₃)₂^1,2

1961 • 13 citations

Methylene Derivatives as Intermediates in Polar Reactions. XX. The Reactions of Aqueous and Alcoholic Base with Chlorodifluoromethane and Difluoroiodomethane¹

1960 • 12 citations

Phenylcarbene from benzylchloride and N-butyllithium

1960 • 11 citations

Mechanisms of α-Elimination. Reactions of Nitrobenzyl 'Onium Ions with Aqueous Sodium Hydroxide

1963 • 9 citations

Ueber eine neue Bildungsweise des Aethylens und seiner Homologen

1861 • 8 citations

Synthese von Cyclopropylhalogeniden

1963 • 7 citations

Elimination Reactions

2007 • 7 citations

Bemerkungen zu der Mitteilung der HHrn. Ernst Bergmann und Jenö Hervey: ”︁Über das Auftreten von freien substituierten Methylenen bei chemischen Reaktionen„

1929 • 6 citations

Self-alkylation of α-Phenylethyl Chloride to Form Isomeric Dimeric Halides and Dimeric Olefins by Amide Ion. Isomerization of cis-α,α'-Dimethylstilbene to trans Isomer¹

1957 • 6 citations

Ueber Orthodinitrostilbene

1888 • 5 citations

Pyrogene Reactionen mittels des elektrischen Stromes. Das Verhalten des Benzylchlorides, Benzalchlorides und Benzotrichlorides

1903 • 4 citations

Über das Auftreten von freien substituierten Methylenen bei chemischen Reaktionen (Bemerkung zur gleichnamigen Arbeit von Bergmann und J. Hervey)

1929 • 3 citations

Ueber die Einwirkung der Hitze auf Chlormethyl

1857 • 2 citations