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Fundamental Principles of Organic Chemistry Common and IUPAC Names of Hydrocarbons

1

Choose the best answer

The IUPAC name of vinyl acetylene is:

Verified Answer & Explanation⌄

Correct Answer: C) But-1-en-3-yne

Concept Explanation

Vinyl acetylene is CH₂=CH–C≡CH; numbering gives the double bond the lower locant in the tie, producing but-1-en-3-yne.

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