| 摘要 |
1346279 Hydantoins DIAMALT AG 14 July 1972 [30 July 1971] 33171/72 Heading C2C [Also in Division A5] Novel therapeutic compounds (I) where Alk is alkylene and each R, which can be different, is H or C 1 to C 5 alkyl, with the proviso that both R's are not H when Alk is -CH 2 -, are made by reacting (II) with Hal.Alk.COOH (Hal is halogen).
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