Problem: Predict the reagent(s) required to complete the following transformation: a) HBr b) 1) OsO4; 2) NaHSO3, H2O c) HBr, ROOR d) NaBr e) xs NaNH2

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We are asked to predict the reagent(s) required to complete the following transformation: 

Analyze reaction:

Alkyne → Alkene with Br

  • Br was added to the more substituted carbon → Markonikov
  • Hydrohalogenation


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Problem Details

Predict the reagent(s) required to complete the following transformation: 

a) HBr 

b) 1) OsO4; 2) NaHSO3, H2O 

c) HBr, ROOR 

d) NaBr 

e) xs NaNH2

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