ABC26OR0001 · General Organic Chemistry
Subject: Organic Chemistry · Chapter: General Organic Chemistry · Topic: General Organic Chemistry – General · Exam: CSIR-NET JUNE 2011 · Marks: 2 · Difficulty: Medium
The configurations at the two stereocentres in the compound given below are 
(a)1R, 4R
(b)1R, 4S
(c)1S, 4R
(d)1S, 4S
Answer
Answer (as printed): A
Explanation
The substituents are at the chiral centre are numbered according to the CIP rules. The atom with highest atomic number or atomic weight is given the first preference.
Explanation as extracted from the printed page; notation may be imperfect.