The invention provides a compound of the formula:
wherein Y is an unsubstituted or substituted alkyl or arylalkyl group having 1 to 8 carbon atoms, as well as a process of preparing said compound.
The invention also provides a process of preparing the compound 3H,5H-pyrrolo[3,2-d]pyrimidin-4-one, comprising the step of reacting a compound of the formula (A) defined above with a reagent capable of delivering a formyl equivalent.
The invention also provides a process of preparing the compound 2-amino-3H,5H-pyrrolo[3,2-d]pyrimidin-4-one, comprising the step of reacting the compound 2-(N-dimethylaminomethylene)amino-6-(2-dimethylaminovinyl)-5-nitropyrimid-4-one with a reagent capable of reducing the nitro group, to produce the compound 2-amino-3H,5H-pyrrolo[3,2-d]pyrimidin-4-one.
本发明提供了一种式化合物:
其中 Y 是具有 1 至 8 个碳原子的未取代或取代的烷基或芳烷基,以及制备所述化合物的工艺。
本发明还提供了一种制备 3H,5H-
吡咯并[3,2-d]
嘧啶-4-酮化合物的工艺,包括使上式(A)定义的化合物与能够提供甲酰基当量的试剂反应的步骤。
本发明还提供了制备化合物 2-
氨基-3H,5H-
吡咯并[3,2-d]
嘧啶-4-酮的工艺,包括化合物 2-(N-
二甲氨基亚甲基)
氨基-6-(2-
二甲氨基乙烯基)-5-
硝基嘧啶-4-酮与能够还原硝基的试剂反应生成化合物 2-
氨基-3H,5H-
吡咯并[3,2-d]
嘧啶-4-酮的步骤。