ABC26OR0098 · Natural Products

Subject: Organic Chemistry · Chapter: Natural Products · Topic: Natural Products – General · Exam: CSIR-NET DEC 2014 · Marks: 2 · Difficulty: Easy

The biosynthetic precursor of abietic acid is

(a)Shikimic acid

(b)Mevalonic acid

(c)Chorismic acid

(d)Cinnamic acid

Answer

Answer (as printed): B

Explanation

Abetic acid is a resin and having molecular formula $\mathrm{C_{20}H_{20}O_{2}}$ Its biosynthetic route is generally as follows Mevalonic acid → geranyl-geranyl pyro phosphate → abietic acid

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