Organic Chemistry As a Second Language, 3e: First Semester Topics

Published by John Wiley & Sons
ISBN 10: 111801040X
ISBN 13: 978-1-11801-040-2

Chapter 5 - Nomenclature - 5.6 Numbering - Problems: 5.51


The parent chain and the numbers are marked as red in the image.

Work Step by Step

1. Find the parent chain. In this case, the rule is: - It has to be as large as possible. 2. Identify where you are supposed to start counting. The counting should start from the left, since there is a double bond next to it. ** We need to count in a way that, the double bond will get the minimum number possible, which we do by starting from the top.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.