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प्रश्न
Write the main products when n-butyl chloride is treated with alcoholic KOH.
What happens when n-butyl chloride is treated with alcoholic KOH?
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उत्तर
When n-butyl chloride is treated with alcoholic KOH, but-1-ene forms. This reaction is an example of β-hydrogen elimination brought about by C2H5O−.
\[\ce{\underset{n-Butylchloride}{CH3 - CH2 - CH2 - CH2 - Cl}->[alc{.} KOH]\underset{But-1-ene}{CH3 - CH2 - CH = CH2}}\]
संबंधित प्रश्न
Identify ‘A’ and ‘B’ in the following reaction :
\[\ce{CH3 - CH = CH2 ->[HBr]'A' ->[alc.KOH]'B'}\]
Predict all the alkenes that would be formed by dehydrohalogenation of the following halide with sodium ethoxide in ethanol and identify the major alkene:
1-Bromo-1-methylcyclohexane
Predict all the alkenes that would be formed by dehydrohalogenation of the following halide with sodium ethoxide in ethanol and identify the major alkene:
2-Chloro-2-methylbutane
Predict all the alkenes that would be formed by dehydrohalogenation of the following halide with sodium ethoxide in ethanol and identify the major alkene:
2, 2, 3-Trimethyl-3-bromopentane
How will you bring about the following conversion?
But-1-ene to but-2-ene
How the following conversion can be carried out?
1-Bromopropane to 2-bromopropane
How the following conversion can be carried out?
2-Chloropropane to 1-propanol
Draw a neat, labelled energy profile diagram for SN1 reaction mechanism.

'A' is:
Identify the major product formed when 2-cyclohexylchloroethane undergoes a dehydrohalogenation reaction. Name the reagent which is used to carry out the reaction.
Elimination of bromine from 2-bromobutane results in the formation of ______.
The conversion of an alkyl halide into an alkene by alcoholic KOH is classified as ______.
A primary alkyl halide would prefer to undergo ______.
Which of the following alkyl halides will undergo SN1 reaction most readily?
An SN1 reaction at the asymmetric carbon of an enantiomerically pure chiral alkyl halide gives a product ______.
Major products A and B formed in the following reaction sequence are:

