发明名称 Verfahren zur Herstellung von Methylen-d2-chlorid
摘要 1,216,917. Deuterated methylene dichloride. CHARLES E. FROSST & CO. 26 Aug., 1968 [31 Aug., 1967], No. 40758/68. Heading C2C. Deuterated methylene dichloride is produced by refluxing methylene chloride with deuterium oxide, an at least partially deuterated compound selected from dimethyl sulphoxide, hexamethylphosphoric triamide, 1-methyl-2- pyrrolidone, tetramethyl-urea, pyridine and tetramethylene sulphone, or an alkali metal deuteroxide, or a combination thereof, the reaction being carried out in the presence of an alkali metal hydroxide, alkoxide or hydride if no alkali metal deuteroxide is present.
申请公布号 DE1793291(A1) 申请公布日期 1971.07.08
申请号 DE19681793291 申请日期 1968.08.27
申请人 CHARLES E. FROSST & CO 发明人 JUN.,ERSKINE SIMONS;GEORGE ATKINSON,JOSEPH
分类号 C07C17/00 主分类号 C07C17/00
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