Beta Elimination
Trending Questions
Which of the following is a β -elimination?
CH2|H−CH2−CH2|BrZn Dust−−−−−→ CH2|H−CH2−CH2|H
- CH3−CH2−CH2−CH3AlCl3−−−→ CH3−CH|CH3−CH3
CH3−CH2−H|CH−Br|CH2alc.KOH−−−−−→ CH3CH2CH=CH2+HBr
None of these
(A) β-elimination reaction
(B) Follows zaitsev's rule
(C) Dehydrohalogenation reaction
(D) Dehydration reaction
The compound X is :
- C6H5Cl
- C6H5NHNH2
- C6H6
- C6H5NO2
Which of the following is β - carbon in?
CH3IV−CIIIH2−H|CHII−Br|CH2I
i
iii
iv
ii
Which of the following is a β -elimination?
CH3−CH2−H|CH−Br|CH2alc.KOH−−−−−→ CH3CH2CH=CH2+HBr
CH2|H−CH2−CH2|BrZn Dust−−−−−→ CH2|H−CH2−CH2|H
- CH3−CH2−CH2−CH3AlCl3−−−→ CH3−CH|CH3−CH3
None of these
Which of the following is a β -elimination?
CH3−CH2−H|CH−Br|CH2alc.KOH−−−−−→ CH3CH2CH=CH2+HBr
CH2|H−CH2−CH2|BrZn Dust−−−−−→ CH2|H−CH2−CH2|H
- CH3−CH2−CH2−CH3AlCl3−−−→ CH3−CH|CH3−CH3
None of these
Which of the following is a β -elimination?
None of these
CH3−CH2−H|CH−Br|CH2alc.KOH−−−−−→ CH3CH2CH=CH2+HBr
CH2|H−CH2−CH2|BrZn Dust−−−−−→ CH2|H−CH2−CH2|H
- CH3−CH2−CH2−CH3AlCl3−−−→ CH3−CH|CH3−CH3
- C6H5CH=CHC6H5
- (+)C6H5CH(O′Bu)CH2C6H5
- (−)C6H5CH(O′Bu)CH2C6H5
- (±)C6H5CH(O′Bu)CH2C6H5
Which of the following is β - carbon in?
CH3IV−CIIIH2−H|CHII−Br|CH2I
i
ii
iii
iv
- (+)C6H5CH(O′Bu)CH2C6H5
- C6H5CH=CHC6H5
- (−)C6H5CH(O′Bu)CH2C6H5
- (±)C6H5CH(O′Bu)CH2C6H5
C2H5OHSOCl2−−−−−→PyridineAKCN(alc.)−−−−−−→B2H2O/H+−−−−−−→C
Find (A) along with byproducts.
[1 Mark]
- C2H4Cl2, SO2, HCl
- C2H5Cl, SO2, HCl
- C2H5Cl, SOCl, HCl
- C2H4, SO2, Cl2
Which of the following is β - carbon in?
CH3IV−CIIIH2−H|CHII−Br|CH2I
i
ii
iii
iv
