InterviewSolution
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InterviewSolution
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To synthesize the unsymmetrical alkyne `CH_3-C-=C-CH_2-CH_3` the reagents needed would beA. Ethene, iodoethane, iodomethane and potassium hydroxideB. Acetaldehyde , 1-bromopropane and conc. `H_2SO_4`C. 1,2-dichloroethane , 1-propanol and alcoholic potassium hydroxideD. Ethyne, iodomethane , iodoethane and sodamide |
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Answer» Correct Answer - D `CH-=Choverset(NaNH_2)to CH-=C^(-)Na^(+) underset"-NaI"overset(CH_3I)to CH-=C-CH_3` `underset"Pent-2-yne"(C_2H_5-C-=C-CH_3)underset"-NaI"overset(C_2H_5I)larr Na^(+)C^(-) -=C-CH_3` |
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