A 5-fluorobarbituric acid derivative of the formula:
wherein R" is a hydrogen atom or a C1-C10 hydrocarbon group has a physiological activity and can be prepared by reacting dialkyl 2-fluoro-2-substituted or unsubstituted-malonate of the formula:
wherein R and R' are each a lower alkyl group and R" is as defined above, with urea in the presence of an alkali metal alkoxide.
式中的 5-
氟巴比妥酸衍
生物具有生理活性:
式中 R "为氢原子或 C1-C10 烃基的 5-
氟巴比妥酸衍
生物具有生理活性,可通过使式中的 2-
氟-2-取代或未取代
丙二酸二烷基酯与
尿素在碱
金属烷氧化物存在下反应制备:
其中 R 和 R'均为低级烷基,R "如上定义,在碱
金属烷氧化物存在下与
尿素反应。