CH3-CH3 + Cl2 --h.niu--> CH3-CH2-Cl + HCl
CH3-CH2-Cl --NaOH--> CH2=CH2 + HCl
CH2=CH2 + Cl2 --CCl4--> Cl-CH2-CH2-Cl
Cl-CH2-CH2-Cl + 2NH3 --> H2N-CH2-CH2-NH2 + 2HCl
1,2-diamonoetan
Ceea ce ai scris ... NH3-C2H5-NH2 nu inteleg... dar cred ca vroiai asta H2N-CH2-CH2-NH2