1)CH3)2CHNH2 + C2H5I => (CH3)2CHNHC2H5 + HI
2. (CH3)2CHNH2 + СH3C(O)Cl CH3C(O)NHCH(CH3)2 + HCl
3. (CH3)2CHNH2 + [(CH3-C(O)-]2O => CH3C(O)NHCH(CH3)2 + CH3COOH
Объяснение:
как-то так :)
