Chemistry reaction conditions/reagents 0.0 / 5 ? ChemistryOrganic reactionsA2/A-levelOCR Created by: Emily ReaderCreated on: 27-01-15 12:59 Halogenation of benzene Halogen carrier (AlCl3 or FeCl3), and rtp 1 of 22 Nitration of benzene conc. sulfuric acid catalyst, conc nitric acid, T 2 of 22 Phenol + sodium hydroxide aqueous NaOH 3 of 22 Phenol + Sodium Na 4 of 22 Bromination of phenols 3Br2 @ room temp 5 of 22 Oxidation of 1 alcohols --> aldehydes [O] = acidified dichromate H+/Cr(2)O(7)^2-, distil off product immediately 6 of 22 Oxidation of 1 alcohols --> carboxylic acids [O] = acidified dichromate H+/Cr(2)O(7)^2-, heated under reflux 7 of 22 Oxidation of 2 alcohols --> ketones [O] = acidified dichromate H+/Cr(2)O(7)^2-, heated under reflux 8 of 22 Oxidation of aldehydes [O] = acidified dichromate H+/Cr(2)O(7)^2-, heated under reflux 9 of 22 Reduction of aldehydes [H] - NaBH(4) 10 of 22 Reduction of ketones [H] - NaBH(4) 11 of 22 Brady's Test for carbonyl group 12 of 22 Tollen's reagent Test for aldehyde - oxidises it to CA 13 of 22 Carboxylic acid + base aqueous base - metal hydroxide e.g. NaOH 14 of 22 Carboxylic acid + metal effervescence 15 of 22 Preparation of esters from anhydrides gentle heating 16 of 22 Acid hydrolysis of ester heated under reflux, dilute acid: hydrochloric or sulfuric 17 of 22 Alkaline hydrolysis reflux, aqueous alkali e.g. NaOH 18 of 22 Preparation of aliphatic amines ethanol solvent, gently warmed halogenoalkane with excess ammonia 19 of 22 Preparation of aromatic amines Reduction using mix of tin and conc. HCl, heated under reflux 20 of 22 Diazotisation NaNO(2) + 2HCl produces nitrous acid in situ (HNO (2)) T 21 of 22 Coupling under alkaline conditions + NaOH 22 of 22
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