Organic Chemistry > Name Organic Reactions

 

Name Organic Reactions

 

 

Haloform Reaction

Methyl ketones, are cleaved into a carboxylate anion and a trihalomethane by the Haloform reaction.

 

Organic Chemistry - Haloform Reaction

mechanism

 

Hantzsch Pyridine Synthesis

A condensation reaction of two equivalents of a β-ketoester with an aldehyde  and ammonia leads to a

1,4-dihydropyridine

 

Organic Chemistry - Hantzsch Pyridine Synthesis

mechanism

 

Heck Reaction

The palladium-catalyzed carbon–carbon bond coupling of an alkyl, aryl or vinyl group to an alkene

 

Organic Chemistry - Heck Reaction

mechanism

 

Hell–Volhard–Zelinskii Reaction

The α-hydrogen of a carboxylic acid can be replaced by bromine or chlorine to give an α-bromo or α-chlorocarboxylic acid

 

Organic Chemistry - Hell Volhard Zelinskii Reaction

mechanism

 

Hofmann Elimination Reaction

The amine, is first treated with excess methyl iodide, to generate the quaternary ammonium iodide. Subsequent treatment with silver oxide in water gives the corresponding ammonium hydroxide

 

Organic Chemistry - Hofmann Elimination Reaction

mechanism

 

Hunsdiecker Reaction

Silver carboxylates can be decarboxylated by treatment with bromine, to yield alkyl bromides

 

Organic Chemistry - Hunsdiecker Reaction

mechanism

 

Hydroboration

Borane adds to carbon–carbon double bonds.  The alkylboranes obtained by the hydroboration reaction by treatment with hydroperoxide in alkaline solution gives the corresponding alcohols.

 

Organic Chemistry - Hydroboration

mechanism

 

 

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Organic Chemistry > Name Organic Reactions