Question

Write the structural formulae and give IUPAC names of the following :
(i) Lactic acid , (ii) Tartaric acid
(iii) Isobutyric acid , (iv) Crotonic acid
(v) Salicylic acid , (vi) Terephthalic acid.

Answer 1

Correct Answer - A
(i)`CH_(3)CH(OH)COOH("2-Hydroxypropanoic acid")`
(ii)`underset(("2, 3-Dihydroxybutane dioic acid"))underset()(CH(OH)COOHCH(OH)COOH)`
(iii) `CH_(3)-underset(CH_(3))underset(|)CHCOOHunderset("2-Methylpropanoic acid")`
(iv) `CH_(3)CH=CHCOOH" "("But-2-enoic acid")`
(v)