Consider the following synthetic sequence: он A Cro/H* F CH;Br CH,MgBr E в Br2.FeBr3 G C3H,Bro Bromomethane reacts with A to generate the corresponding Grignard reagent B, which is then treated with compound C to generate the secondary alcohol D. Treatment of alcohol D with Jones reagent E results in conversion to F. Treatment of F with Br2 and a catalytic amount of FeBr3 generates the disubstituted benzene derivative G. (a) Provide the reagent A. (b) Draw the structure of reagent C. (c) Draw the structure of product F. (d) Name the type of reaction occurring in the conversion of D to F. (e) Name the type of reaction occurring in the conversion of F to G. (f) Draw the structure of product G.

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter10: Alcohols
Section: Chapter Questions
Problem 10.44P
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Consider the following synthetic sequence:
OH
A
CrOg/H*
F
CH3BR
CH,MgBr
E
B
Br2, FeBr3
G
CgH,Bro
Bromomethane reacts with A to generate the corresponding Grignard reagent B, which is then
treated with compound C to generate the secondary alcohol D. Treatment of alcohol D with Jones
reagent E results in conversion to F. Treatment of F with Br2 and a catalytic amount of FeBr3
generates the disubstituted benzene derivative G.
(a)
Provide the reagent A.
(b)
Draw the structure of reagent C.
(c)
Draw the structure of product F.
(d)
Name the type of reaction occurring in the conversion of D to F.
(e)
Name the type of reaction occurring in the conversion of F to G.
(f)
Draw the structure of product G.
Transcribed Image Text:Consider the following synthetic sequence: OH A CrOg/H* F CH3BR CH,MgBr E B Br2, FeBr3 G CgH,Bro Bromomethane reacts with A to generate the corresponding Grignard reagent B, which is then treated with compound C to generate the secondary alcohol D. Treatment of alcohol D with Jones reagent E results in conversion to F. Treatment of F with Br2 and a catalytic amount of FeBr3 generates the disubstituted benzene derivative G. (a) Provide the reagent A. (b) Draw the structure of reagent C. (c) Draw the structure of product F. (d) Name the type of reaction occurring in the conversion of D to F. (e) Name the type of reaction occurring in the conversion of F to G. (f) Draw the structure of product G.
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