Advertisements
Advertisements
प्रश्न
Write the structure of the major organic product in the following reaction:
\[\ce{(CH3)3CBr + KOH ->[ethanol][heat]}\]
Advertisements
उत्तर
\[\begin{array}{cc}
\phantom{...........................................}\ce{CH3}\\
\phantom{.......................................}|\\
\ce{\underset{tert-Butyl bromide}{(CH3)3CBr} + KOH->[ethanol, \Delta][Dehydrohalogenation] \underset{2-methylpropene}{CH3 - C = CH2} + KBr + H2O}\
\end{array}\]
APPEARS IN
संबंधित प्रश्न
Identify ‘A’ and ‘B’ in the following reaction :
\[\ce{CH3 - CH = CH2 ->[HBr]'A' ->[alc.KOH]'B'}\]
How do you convert 2-bromobutane to but-2-ene?
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 the following conversion can be carried out?
2-Bromopropane to 1-bromopropane
Draw a neat, labelled energy profile diagram for SN1 reaction mechanism.
What are racemates?
Observe the following compounds and answer the questions given below.

(I)
\[\ce{\underset{\text{(II)}}{CH3 - CH2 - Br}}\]
- Identify the type of halides.
- Explain the nature of the C – Br bond in both of these halides.
- Which of these compounds will undergo aqueous alkaline hydrolysis readily? Write the reaction in support of your answer.
Deamination of meso- di bromobutane gives mainly:-
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 ______.
Name the following halides according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:
\[\ce{CH3 C(CI) (C2H5)CH2CH3 }\]
A primary alkyl halide would prefer to undergo ______.
Reaction of trans-2-phenyl-1-bromocyclopentane with alcoholic KOH produces.
Which of the following alkyl halides will undergo SN1 reaction most readily?
Major products A and B formed in the following reaction sequence are:

