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    Home > Chemicals Industry > Chemical Technology > Product performance and production principle of 3-cyano-2-butanone

    Product performance and production principle of 3-cyano-2-butanone

    • Last Update: 2021-08-10
    • Source: Internet
    • Author: User
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    4-cyano-2-butanone (3-cyano-2-butanone) is also known as 2-acety/lpropionitrile, with a molecular formula of C 5 H 7 NO, a molecular weight of 97.
    12, and a structural formula of


    Product performance

    Colorless transparent liquid; soluble in water, ethanol , ether and methanol ; boiling point 78~80℃/2.
    7kPa; refractive index (n D 25 ) 1.
    4215; irritating

    Production principle

    1) 2-Butanone method

    2-Butanone is a-chlorinated with chlorine in the presence of hydrochloric acid, and then substituted with sodium cyanide to obtain 3-cyano-2-butanone

    2) Reagent grade preparation method (ester nitrile condensation method)

    In the presence of a strong base of sodium amide, propionitrile and methyl acetate undergo ester nitrile condensation to obtain 3-cyano-2-butanone


    Process flow

    1) 2-Butanone method

    2) Ester nitrile condensation


    Technical formula

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