Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 20 - Sections 20.1-20.14 - Exercises - Problems by Topic: 55d

Answer

The alkyne is named $ 3,6-dimethyl-4-nonyne$.

Work Step by Step

The longest continuous carbon chain has 9 carbon atoms (non-). The triple bond is given the lowest number, it is on position 4. There are two methyl substituents,one each at positions 3 and 6. Hence, the alkyne is named $ 3,6-dimethyl-4-nonyne$.
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