Advertisements
Advertisements
प्रश्न
Monochlorination of toluene in sunlight followed by hydrolysis by aq. \[\ce{NaOH}\] yields.
विकल्प
o-Cresol
m-Cresol
2, 4-Dihydroxytoluene
Benzyl alcohol
Advertisements
उत्तर
Benzyl alcohol
Explanation:
Monochlorination of toluene in sunlight gives benzyl chloride. On hydrolysis with aq. \[\ce{NaOH}\], benzyl chloride shows nucleophilic substitution reaction to give benzyl alcohol.
APPEARS IN
संबंधित प्रश्न
Name the reagents used in the following reactions:
Write the main product(s) in each of the following reactions:
Name the reagents used in the following reactions:
Write the structures of the main products when acetone (CH3 − CO − CH3) reacts with the following reagents :
CH3MgBr and then H3O+
Show how is the following alcohol prepared by the reaction of a suitable Grignard reagent on methanal?
What is meant by hydroboration-oxidation reaction? Illustrate it with an example.
Show how you would synthesise the following alcohol from an appropriate alkene?
Name the reagents used in the following reactions:
Write the structure of main compounds A and B in the following reaction:
\[\ce{CH3CH2CN->[CH3MgBRH/3O+]A->[LiAIH4]B}\]
Primary alcohols are prepared by the reduction of carboxylic acids. Though lithium aluminium hydride is a strong reducing agent, it is not used in the reaction. This is so because:
Ethyl alcohol can be prepared from Grignard reagent by the reaction of ____________.
How can propan-2-one be converted into tert- butyl alcohol?
The Wittig reaction is a reaction between a carbonyl compound (aldehyde or ketone only) and a species known as a phosphoniumylide. What is the expected final product in the Wittig reaction?
A compound does not react with 2, 4 dinitrophenylhydrazine, the compound is:
Most readily hydrolysed halide is:-
When alcohol react with concentrated H2SO4 intermediate compound formed is
The best reagent to convert pent - 3 - en - 2 - ol into pent - 3 - en - 2 one is ______.
An aldehyde isomeric with allyl alcohol gives phenyl hydrazone. Pick out a ketone that too gives a phenyl hydrazone containing the same percentage of nitrogen.
\[\ce{C3H8O ->[{[O]}][K2Cr2O7/H2SO4] C3H6O ->[I2 + NaOH(aq.)] CHI3}\]
In this reaction the first compound is:
