Organic Chemistry

Reactions

Aldol Reaction — Carbonyl Condensation

Complete guide to the aldol reaction: enolate chemistry, C-C bond formation, and α,β-unsaturated carbonyls.

Baeyer-Villiger Oxidation — Ketone to Ester

Complete guide to the Baeyer-Villiger oxidation: peracid oxidation of ketones to esters and lactones.

Claisen Condensation — β-Keto Ester Synthesis

Complete guide to the Claisen condensation: ester enolates, β-keto esters, and acylation reactions.

Clemmensen Reduction — Carbonyl to Methylene

Complete guide to the Clemmensen reduction: zinc amalgam reduction of carbonyls under acidic conditions.

Conjugate Addition (1,4-Addition)

Complete guide to conjugate addition: Michael addition, cuprate addition, and 1,4 vs 1,2 selectivity.

Curtius Rearrangement — Acyl Azide to Isocyanate

Complete guide to the Curtius rearrangement: thermal decomposition of acyl azides to isocyanates.

Diels-Alder Reaction — [4+2] Cycloaddition

Complete guide to the Diels-Alder reaction: pericyclic chemistry, cycloaddition, and ring formation.

E1 Elimination — Unimolecular Elimination

Complete guide to the E1 mechanism: carbocation formation, alkene synthesis, and competition with SN1.

E2 Elimination — Bimolecular Elimination

Complete guide to the E2 mechanism: anti-periplanar geometry, Zaitsev's rule, and alkene formation.

Electrophilic Addition — Alkene Reactions

Complete guide to electrophilic addition: HX addition, halogenation, hydration, and Markovnikov's rule.

Electrophilic Aromatic Substitution (EAS)

Complete guide to EAS: nitration, halogenation, sulfonation, Friedel-Crafts, and directing effects.

Epoxidation — Three-Membered Ether Synthesis

Complete guide to epoxidation: mCPBA epoxidation, Sharpless asymmetric epoxidation, and ring-opening reactions.

Friedel-Crafts Acylation — Acyl Group Introduction

Complete guide to Friedel-Crafts acylation: acyl chlorides, Lewis acid catalysis, and ketone synthesis.

Friedel-Crafts Alkylation — Electrophilic Aromatic Substitution

Complete guide to Friedel-Crafts alkylation: Lewis acid catalysis, carbocation rearrangements, and ring substitution.

Grignard Reaction — Carbon-Carbon Bond Formation

Complete guide to the Grignard reaction: organomagnesium reagents, nucleophilic addition to carbonyls, and synthesis of alcohols.

Heck Reaction — Palladium-Catalyzed Olefination

Complete guide to the Heck reaction: Pd-catalyzed coupling of aryl halides with alkenes.

Hofmann Rearrangement — Amide to Amine

Complete guide to the Hofmann rearrangement: conversion of primary amides to amines with one fewer carbon.

Michael Addition — Conjugate Addition to α,β-Unsaturated Systems

Complete guide to the Michael addition: conjugate addition of nucleophiles to enones and related systems.

Negishi Coupling — Organozinc Cross-Coupling

Complete guide to the Negishi coupling: Pd-catalyzed reaction of organozinc compounds with organic halides.

Nucleophilic Addition — Carbonyl Reactions

Complete guide to nucleophilic addition: Grignard, hydride, cyanide, and Wittig reactions to carbonyls.

SN1 Reaction — Unimolecular Nucleophilic Substitution

Complete guide to the SN1 mechanism: carbocation intermediates, racemization, and solvent effects.

SN2 Reaction — Bimolecular Nucleophilic Substitution

Complete guide to the SN2 mechanism: backside attack, Walden inversion, and stereochemistry.

Sonogashira Coupling — Alkyne-Aryl Bond Formation

Complete guide to the Sonogashira coupling: Pd/Cu-catalyzed reaction of terminal alkynes with aryl halides.

Suzuki Coupling — Palladium-Catalyzed Cross-Coupling

Complete guide to Suzuki coupling: Pd-catalyzed C-C bond formation with organoboron reagents.

Williamson Ether Synthesis — Ether Formation

Complete guide to the Williamson ether synthesis: alkoxide nucleophiles, SN2 reactions, and ether preparation.

Wittig Reaction — Alkene Synthesis from Carbonyls

Complete guide to the Wittig reaction: phosphonium ylides, stereoselectivity, and alkene synthesis.

Wolff-Kishner Reduction — Hydrazone Decomposition

Complete guide to the Wolff-Kishner reduction: hydrazine reduction of carbonyls under basic conditions.