wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

In the following reaction order, B is
CH3CH2COOHRed P−−Br2AAlc.KOH−−−−−H+B

A
CH2=CHCOOH
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
CH3CH2COBr
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
CH3CH(Br)COOH
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
CH3CH2OH
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A CH2=CHCOOH
Reaction1 : Hell-Volhard-Zelinsky reaction involves the replacement of an α-hydrogen atom from from the alkyl group of a monocarboxylic acid by a halogen atom.
Reaction2 : Dehydrohalogenation reaction.
CH3CH2COOHRed P−−Br2CH3CH(Br)COOHAlc.KOH−−−−−H+CH2=CHCOOH

flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
Join BYJU'S Learning Program
CrossIcon