Draw the structure for 4-hepten-2-yne.


Draw the structure for 4-hepten-2-yne.

Carbon Chain Lengths:

Organic compounds tend to be built off carbon chains of varying lengths. The length of the carbon chain is communicated in the name of an organic compound using the following prefixes:

  • 1 carbon: meth
  • 2 carbons: eth
  • 3 carbons: prop
  • 4 carbons: but
  • 5 carbons: pent
  • 6 carbons: hex
  • 7 carbons: hept

Answer and Explanation: 1

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We are asked to draw the structure for 4-hepten-2-yne. Let's analyze the name:

  • The "hept" tells us the parent carbon chain is 7 carbons...

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Learn more about this topic:

Naming Organic Compounds: Rules & Practice


Chapter 15 / Lesson 6

Learn about IUPAC naming for organic compounds and molecules. Understand functional groups tables, use IUPAC name charts, and see IUPAC name examples.

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