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How to make but-2yne from ethanol?

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How to make but-2yne from ethanol?

    • Posted by Gaurav Sahu 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Mansi Kaushal 8 years, 1 month ago

    Ethanol in presence of SOCl2, pyridine ➡ Chloroethane Chloroethane + Sodium acetylide ➡ But-1-yne But-1-yne in presence of HBr ➡2 Bromobutane 2 Bromobutane in presence of KOH ( alc.) ➡ But-2-yne

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