Yan Gouhe, Hu ZhonKan. Preparation of Ethoxymethytenemalonic Diethyl Ester[J]. Chinese Journal of Modern Applied Pharmacy, 1991, (4): 16-17.
    Citation: Yan Gouhe, Hu ZhonKan. Preparation of Ethoxymethytenemalonic Diethyl Ester[J]. Chinese Journal of Modern Applied Pharmacy, 1991, (4): 16-17.

    Preparation of Ethoxymethytenemalonic Diethyl Ester

    • Ethoxymethylenemalonic diethyl ester is prepared by condensation of malonic diethyl ester and orthoformic triethyl ester in the presence of ZnCl_2 and acetic anhydride. The yield is 97.3% Which Calculates in terms of malomic diethyl ester. Orthoformic tri
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