Chemistry Organic Reactants

OCR A-level

Alkene to alkane

H2/Ni

Alkene to Haloalkane

Hydrogen halide

Alkane to Haloalkane

Halogen/UV

Haloalkane to alcohol

NaOH

Alcohol to haloalkane

Sodium halide/H2SO4

Haloalkane to nitrile

CN-/ethanol

Nitrile to amine

H2/Ni

Haloalkane to amine

NH3/ethanol

Alkene to alcohol

H2O/H3PO4

Alcohol to alkene

H3PO4 or H2SO4,heat

Alcohol to ester 

Carboxylic acid/ conc H2SO4 or acid anhydride 

Primary alcohol to Carboxylic acid 

K2Cr2O7/H2SO4 under reflux 

Primary alcohol to aldehyde

K2Cr2O7/H2SO4 under distillation 

Aldehyde to primary alcohol

NaBH4

Secondary alcohol to ketone

K2Cr2O7/H2SO4 under reflux 

Ketone to secondary alcohol

NaBH4

Aldehyde to hydroxynitrile

NaCN/H+

Hydroxynitrile to carboxylic acid

H2O/HCl, heat

Nitrile to carboxylic acid

H2O/HCl, heat

Aldehyde to Carboxylic acid

K2Cr2O7/H2SO4 under reflux

Hydroxynitrile to amine

H2/Ni

Carboxylic acid to ester 

alcohol/H2SO4

Ester to carboxylic acid 

dilute acid, heat 

Ester to carboxylate

OH-

Carboxylic acid to acyl chloride

SOCl2

Acyl chloride to carboxylic acid

H2O

Acyl chloride to primary amide

NH3

Acyl chloride to secondary amine 

primary amine 

Phenol to nitrophenol

Dilute HNO3

Phenol to Halophenol

Halogen gas

Phenol to sodium phenoxide

NaOH

Benzene to Methylbenzene

CH3Cl/AlCl3

Benzene to methylphenylketone

CHCOCl/AlCl3

methylphenylketone to