Multiple choice

Which of the following is based on a pyrimidine heterocyclic skeleton?

  1. Adamantane

  2. Barbituric acid

  3. Acenaphthene

  4. Behenic acid

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Barbituric acid is an organic compound based on a pyrimidine heterocyclic skeleton. It is an odourless powder soluble in water. Barbituric acid is the parent compound of barbiturate drugs, although barbituric acid itself is not pharmacologically active.