Alcohols Shows the different groups that an alcohol can be made into 3.0 / 5 based on 1 rating ? ChemistryFunctional GroupsA2/A-levelAll boards Created by: aCreated on: 25-01-11 10:12 Alcohol--->aldehyde For primary alcohols (= -OH group is attached to a carbon which is attached to only 1 other carbon) OXIDATION with: Potassium dichromate Acid (H+) Distillation REDUCTION with: NaBH^4 1 of 8 Aldehyde--->carboxylic acid OXIDATION with: Potassium dichromate acids (H+) heat under reflux aldehyde carboxylic acid 2 of 8 Carboxylic acid--->ester REAGENTS: Alcohol Sulfuric acid - H^2SO^4 Catalyst CONDITIONS: heat under reflux ester 3 of 8 Ester--->carboxylic acid ACID HYDROLYSIS H2O Acid (H+) 4 of 8 Ester--->carboxylate + alcohol ALKALINE HYDROLYSIS -OH H+ carboxylate 5 of 8 Alcohol--->ketone For secondary alcohols (= -OH group is attached to a carbon which is attached to 2 other carbons) OXIDATION with: Potassium dichromate Acid (H+) Distillation REDUCTION with: NaBH^4 ketone 6 of 8 Alcohol--->halogenoalkane Hydrolysis REAGENTS: NaOH H2O CONDITIONS heat under reflux 7 of 8 Halogenoalkane--->amine REAGENTS: NH3 Ethanol amine 8 of 8
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