How will you distinguish between primary secondary and tertiary alphat – InterviewSolution

1.

How will you distinguish between primary secondary and tertiary alphatic amines.

Answer»

S.No.	Reagents	1⁰- amine	2⁰- amine	3⁰- amine
(i)	Nitrous acid	Primary forms alcohols	Secondary forms N- nitroso amine	form salt
(ii)	Chloroform and KOH	with CHCl₃/KOH forms carbylamine	No reaction	No reaction
(iii)	Acetylchloride	with CH₃COCl forms N - alkyl acetamide	It forms N, N - dialkyl acetamide	No reaction
(iv)	Carbon disulphide and HgCl₂	with CS₂ and HgCl₂ alkyl isothiocyanate is formed	No reaction	No reaction
(v)	Alkyl halide	with three moles of alkyl halide quarternary ammonium salt is formed	with two moles of alkyl halide quarternary ammonium salt is formed	with one moles of alkyl halide quarternary ammonium salt is formed

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