ABC26OR0108 · Natural Products
Subject: Organic Chemistry · Chapter: Natural Products · Topic: Natural Products – General · Exam: CSIR-NET JUNE 2017 · Marks: 2 · Difficulty: Medium
The correct match of natural products in Column-I with their biosynthetic precursors in Column-II is Column-I A. 
B. 
Column-II I. L-Lysine II. L-Ornithine III. Farnesyl IV. Geranyl pyrophosphate
B. Column-II I. L-Lysine II. L-Ornithine III. Farnesyl IV. Geranyl pyrophosphate(a)A-IV, B-I
(b)A-IV, B-II
(c)A-III, B-I
(d)A-III, B-II
Answer
Answer (as printed): A
Explanation
It is a pyridine and piperidine alkaloid found in the tree tobacco plant. Its principal industrial use is an insecticide. Lysine serves as the precursor of piperidine ring of anabasine. Gernyl pyrophosphate is the biosynthetic precursor of (+)–menthol.
Explanation as extracted from the printed page; notation may be imperfect.