Q15 · CSIR-NET Chemistry, December 2012

Paper: CSIR-NET December 2012 · Subject: Organic Chemistry · Chapter: Natural Products · Topic: Alkaloids · Marks: 2 · Difficulty: Medium

Match the following
(i) β-amyrin(A) alkaloid; secondary alcohol
(ii) squalene(B) alkaloid, phenol
(iii) morphine(C) triterpene, secondary alcohol
(iv) ephedrine(D) acyclic triterpene, polyene
(a)(i)-(C), (ii)-(D), (iii)-(B), (iv)-(A)
(b)(i)-(B), (ii)-(A), (iii)-(C), (iv)-(D)
(c)(i)-(C), (ii)-(B), (iii)-(D), (iv)-(A)
(d)(i)-(A), (ii)-(D), (iii)-(B), (iv)-(C)
Answer
Answer: A ✓ checked by 4AB · confidence high
Explanation
β-Amyrin: pentacyclic triterpene with a secondary OH (C); squalene: acyclic triterpene polyene (D); morphine: phenolic alkaloid (B); ephedrine: alkaloid with a secondary alcohol (A).

Study loop for Natural Products

1. Practise the PYQsPrevious-year questions, with answers

· Browse this chapter in the app