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How will you bring about the following conversions ? Ethanol to but -1- yne . |
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Answer» SOLUTION :`underset("ETHANOL ") (CH_(3)CH_(2)OH) underset(-SO_(2) - HCL) overset(SOCl_(2), " pyridine ")to underset("Chloroethane ") (CH_(3)CH_(2) - Cl) ` `underset("Acetylene ")(HC -=CH + NaNH_(2)) underset(-NH_(3))overset(Liq. NH_(3) , 196 K) to underset("SODIUM acetylide ") (HC -= C^(-)NA^(+)) CH_(3)CH_(2)Cl + Na^(+)C^(-) -= CH to underset("But -1-yne")(CH_(3)CH_(2) - C ) -= CH + NaCl ` |
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