Question

name the compound
H2C=CH-CH=CBr-CH3​

Answer 1

Answer:

But-1-en-3-yne

In the given compound the parent chain consists of 4 carbon atoms with one double and one triple bond.

In a double and triple bond, when both of them are at a similar position, then the priority is given to double bond over the triple bond.

Thus, the numbering will be done from that end from where double bond come first.

Thus, the IUPAC name of the compound is But-1-en-3-yne.

Explanation:

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