发明授权
US4891435A Preparation of 4,4-dimethyltetrahydrofuran-2,3-dione 失效
制备4,4-二甲基四氢呋喃-2,3-二酮

Preparation of 4,4-dimethyltetrahydrofuran-2,3-dione
摘要:
4,4-Dimethyltetrahydrofuran-2,3-dione is prepared by reacting a dimethylpyruvate (II) with formaldehyde or a formaldehyde donor at 80.degree.-150.degree. C.
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