Basic Organic Nomenclature

An Introduction

Dave Woodcock,
Associate Professor Emeritus UBC (Okanagan)
©1996,2000, 2008

4. Functional Groups with Suffix Only

III. Alkenes

Self-study Questions
Question 1 Answers

Index


Table 3.

CompoundIUPAC NameModel
a(E)-3-Ethyl-1-iodohept-3-ene
b(E)-Cyclooctene
c(3E,5Z)-5-Bromohept-1,3,5-triene
dNon-1-en-7-yne*
e(Z)-2,5-Dichloro-3-ethylpent-2-ene

* Note

    With both double and triple bonds in the same compound:


      In the name yne takes precedence and comes last.
      In the numbering ene takes precedence and has the lower number.

Back to Questions on Alkenes.

Review Alkenes (iii) E-Z

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