Question

How to convert propene to propyne ??

Answer 1

the answer in attachment

Answer 2

step1Propene(CH₃-CH=CH₂) reacts with Br₂ in presence of CCl₄ and produce 1,2-dibromo propane( CH₃-CH(Br)CH₂Br).

Step-2:1,2-dibromo propane( CH₃-CH(Br)CH₂Br) reacts with (ale)KOH and produce 1-bromo propene-1(CH₃-CH=CH-Br)

Step-3:1-bromo propene-1(CH₃-CH=CH-Br) reacts with soda mide

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