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प्रश्न
How will you bring about the following conversion?
Toluene to benzyl alcohol
How the following conversion can be carried out?
Toluene to benzyl alcohol
How will you bring about the following conversion in not more than two steps?
Toluene to Benzyl alcohol
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उत्तर १
उत्तर २
संबंधित प्रश्न
Discuss the mechanism of alkaline hydrolysis of bromomethane.
Which would undergo SN1 reaction faster in the following pair and why?
Write the main products when methyl chloride is treated with AgCN.
What are ambident nucleophiles? Explain with an example.
Arrange the compounds of the following set in order of reactivity towards SN2 displacement:
1-Bromo-3-methylbutane, 2-Bromo-2-methylbutane, 2-Bromo-3-methylbutane
AgCN reacts with haloalkanes to form isocyanide. Haloalkanes react with KCN to form alkyl cyanides as the main product. Why?
In the reaction, \[\ce{R - X + NaOR' -> ROR’ + X}\] ( – ve ion). The main product formed is:
Which of the following is a primary halide?
The correct order of increasing the reactivity of C–X bond towards nucleophile in following compounds.
(I)
(II)
(CH3)3CCl
(III)
(CH3)2CHCl
(IV)
Which reagent will you use for the following reaction?
\[\ce{CH3CH2CH2CH3 -> CH3CH2CH2CH2Cl + CH3CH2CHClCH3}\]
Aryl halides are extremely less reactive towards nucleophilic substitution. Predict and explain the order of reactivity of the following compounds towards nucleophilic substitution:
| (I) |  |
| (II) |  |
| (III) |  |
Cyanide ion acts as an ambident nucleophile. From which end it acts as a stronger nucleophile in aqueous medium? Give reason for your answer.
Why are aryl halides less reactive towards nucleophilic substitution reactions than alkyl halides?
Which one of the following compounds is more reactive towards SN1 reaction?
The number of chiral carbons present in the molecule given below is ______.
The decreasing order of reactivity of the following compounds towards nucleophilic substitution (SN2) is ______.
Assertion (A) : Nucleophilic substitution of iodoethane is easier than chloroethane.
Reason (R) : Bond enthalpy of C-I bond is less than that of C-Cl bond.
Retention of configuration is observed in ______.
Convert bromoethane to propanamine.
HCI, Major product ______.
