Question

Write IUPAC names of the products obtained by the ozonolysis of the following compounds: 

(i) Pent-2-ene 

(ii) 3,4-Dimethyl-hept-3-ene 

(iii) 2-Ethylbut-1-ene 

(iv) 1-Phenylbut-1-ene 

Answer 1

(i) Pent-2-ene undergoes ozonolysis as: 

The IUPAC name of Product (I) is ethanal and Product (II)is propanal. 

(ii) 3, 4-Dimethylhept-3-ene undergoes ozonolysis as: 

The IUPAC name of Product (I)is butan-2-one and Product (II)is Pentan-2-one. 

(iii) 2-Ethylbut-1-ene undergoes ozonolysis as: 

The IUPAC name of Product (I)is pentan-3-one and Product (II)is methanal. 

(iv) 1-Phenylbut-1-ene undergoes ozonolysis as: 

The IUPAC name of Product (I)is benzaldehyde and Product (II)is propanal.