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Question

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HClSOCl2\xrightarrow [ - \mathrm { HCl } ] { \mathrm { SOCl } _ { 2 } }

Which configuration will be adopted by X and Y respectively

A

R, R

B

R, S

C

S, S

D

S, R

Answer

R, S

Explanation

Solution

In case of SNi no inverson occurs but in presence of pyridine SN2 reaction takes place and configuration is inverted