OCR A-level Chemistry : Reaction Conditions and Reagents

Alkene > Alkane

H2, Ni

Alkene > Haloalkane

Hydrogen halide

Haloalkane > Nitrile

NaCN, ethanol

Alkane > Haloalkane

Halogen, UV light

Haloalkane > Amine

NH3, ethanol

Nitrile > Amine

H2, Ni

Haloalkane > Alcohol

NaOH

Alcohol > Haloalkane

Sodium halide, H2SO4

Alkene > Alcohol

H2O, H3PO4, heat

Alcohol > Alkene

Conc. H2SO4, heat

Secondary Alcohol > Ketone

H+, K2Cr2O7, reflux

Primary Alcohol > Aldehyde

H+, K2Cr2O7, distil

Aldehyde > Primary Alcohol

NaBH4

Ketone > Secondary Alcohol

NaBH4

Aldehyde > Hydroxynitrile

NaCN, H+

Ketone > Hydroxynitrile

NaCN, H+

Hydroxynitrile to Amine

H2, Ni

Aldehyde > Carboxylic Acid

H+, K2Cr2O7, reflux

Primary Alcohol > Carboxylic Acid

H+, K2Cr2O7, reflux

Nitrile > Carboxylic acid

H2O, HCl, heat

Hydroxynitrile > Carboxylic Acid

H2O, HCl, heat

Alcohol > Ester

carboxylic acid, conc H2SO4

Ester > Carboxylate

OH-, heat

Ccarboxylic Acid > Acyl Chloride

SOCl2

Acyl Chloride > Carboxylic Acid

H2O

Acyl Chloride > Ester

Alcohol

Ester > Carboxylic Acid

Dilute acid, heat

Carboxylic Acid > Ester

Alcohol, conc. H2SO4

Acyl Chloride > Primary Amide

NH3

Acyl Chloride > Secondary Amide

Primary Amine

benzene > nitrobenzene

conc HNO3, conc H2SO4

benzene > chlorobenzene

Cl2, AlCl3

benzene > bromobenzene

Br2, AlBr3

benzene > phenone

acyl chloride, AlCl3

benzene > methylbenzene

CH3Cl, AlCl3

Nitrobenzene > phenylamine

Sn, conc HCl

phenylamine > 2,4,6-tribromophenylamine

Br2

phenone > phenyl alcohol

NaBH4

phenol > 2,4,6-tribromophenol

Br2

Phenol > sodium phenoxide

NaOH

phenol > 2-nitrophenol/4-nitrophenol

dilute HNO3