Question Detail

CHM 102 General Chemistry II: Properties and Reactions of Ethers Objective Question

Question

What is the product of the reaction of epoxide with HBr (anhydrous)?
Options
A Bromoalcohol (halohydrin)
Correct Answer
B Dibromoalkane
C Diol
D Alkene
Correct Answer

Option A is the correct answer.

Detailed Explanation

Epoxide + HX (anhydrous) gives a trans halohydrin. The ring opens with attack of X- at the less substituted carbon of the protonated epoxide.

Hint

Halogen and OH on adjacent carbons.

Question Info