Which of the following nucleophile will show minimum reactivity towards SN2 reaction?
A
Me3CO⊝
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B
MeO⊝
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C
Et−O⊝
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D
Me2CHO⊝
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Solution
The correct option is DMe3CO⊝ The nucleophile Me3CO⊝ will show minimum reactivity towards SN2 reaction. This is due to the presence of bulky tert butyl group which prevents the attack of the nucleophile on the substrate due to steric hindrance.