Question

An alkene A on ozonolysis give a mixture of benzaldehyde and butan-2-one. Write structure and IUPAC name of A

Answer 1

The iupac name of A is 2 methy-1 -phenylbutene.and structure is

Answer 2

Explanation:

The ozonolysis of alkene result in cleavage of double bond and reductive ozonolysis with Zinc and water results in formation pod carbonyl compounds(aldehydes , ketones)

$A+O_3\overset{Zn/H_2O}\rightarrow$ Benzaldehyde + Butan-2-one

The structure of A: 2-methyl-1-phenyl-But-1-ene

Refer to an image attached.