Primary amine RNH2 | Secondary amine R2NH | Tertiary amine R3N |
1. With HNO2 forms alcohol. | Forms N-nitroso amine. | Forms salt |
2. With CHCl3/KOH forms carbylamine | No reaction | No reaction |
3. With acetyl chloride forms N-alkyl acetamide. | form N, N-dialkyl acetamide. | No reaction |
4. With CS2 and HgCl2 alkyl isothiocyanate is formed. | No reaction | No reaction |
5. With Diethyl oxalate COOC2H5|COOC2H52RNH2→CONHR|CONHR dialkyl oxamide, a solid at room temperature is formed. | Forms N, N-dialkyl oxamic ester, a liquid CONR2|CCOOC2H5 | No reaction |
6. With three molar proportion of alkyl halide, quarternary ammonium salt-crystalline compound is formed. 3RX+RNH2→R4N+X− | With two molar proportion of alkyl halide, quaternary ammonium salt is formed. R2NH+2RH→R4N+X− | With only one molar proportion of alkyl halide quarternary ammonium salt is formed. R3N+RX→R4N+X− |