Q. The major product during hydroboration-oxidation of 1-methylcyclopentene is
A) [image:11_image197.emf]
B) [image:11_image198.emf]
C) [image:11_image199.emf]
D) [image:11_image200.emf]
Explanation
(d)
During hydroboration-oxidation, addition of $H_{2}O$ across the double bond occurs anti to Markownikoff’s rule and since the stereochemistry of addition $cis$, therefore $trans$-2-methylcyclopentanol is formed
[image:11_image329.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.