Which of the following is not true about the Wittig reaction?
A) triphenylphosphine reacts with 2° alkyl bromides by an SN2 reaction to give an alkyltriphenylphosphonium bromide
B) alkyltriphenylphosphonium bromides are deprotonated by strong bases to give a phosphonium ylide
C) phosphonium ylids are nucleophilic
D) the product of the Wittig reaction is an alkyne
Correct Answer:
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