Question

Which of the following is urotropine?

• A. Hexamethylene tetramine
• B. Hexamethyl-diamine
• C. Heximethylene triamine
• D. None of these

Answer 1

Answer: (A)

When formaldehyde reacts with ammonia, it forms hexamethylene tetramine, which is known as urotropine.

$\underset{\text{Formaldehyde}}{6HCHO}+4N{H}_3⟶\underset{\text{Urotr opine}}{(C{H}_2{)}_6{N}_4+6H_{2}O}$