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CBSE - XII Science - Chemistry - Haloalkanes and Haloarenes

nBuCN in the presence of EtOH-H2O -->

write mechanism of foll. reaction nBuBr + KCN ---------> nBuCN in the presence of EtOH-H2O

Asked by rishita gajbhiye 18th February 2011, 8:38 AM
Answered by Expert


Dear Student
Haloalkanes react with alcoholic solution of potassium cyanide (KCN) to give alkane nitriles or alkyl cyanides as the major products along with a small amount of alkyl isocyanides.
The mechanism is as follows
The Nu is CN and the R' is CH2CH2CH3 and R" and R"' are H.
We hope that clarifies your query.
Answered by Expert 18th February 2011, 11:49 AM

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