question_answer

Structure of the compound whose IUPAC name is 3-ethyl-2-hydroxy- 4-methylhex-3-en-5-ynoic acid is

A)    

B)  

C)  

D)  

Correct Answer: B

Solution :

To write the structure of given compound first draw a carbon chain with six carbons. Now add the substituents group at mentioned place and a = bond at third C, \[\equiv \]bond at fifth C and COOH at first carbon. This is the structure of given compound.