As new compounds are now provided 7,7,8,8,-tetramethyl-cis-diaza-bicyclo4.2.0}octane-3,5,-dione derivatives which have an activity to induce the differentiation of tumor cells and are useful as antitumor agent, and which also have an antiviral activity against various viruses and are useful as antiviral agent. These new derivatives may be produced by a photo-addition reaction of a uracil compound with 2,3-dimethyl-2-butene.
现在提供了新的化合物7,7,8,8,-四甲基顺式-二氮杂
双环[4.2.0]辛烷-3,5-二酮衍
生物,具有诱导肿瘤细胞分化的活性,可用作抗肿瘤剂,并且还具有抗多种病毒的活性,可用作抗病毒剂。这些新衍
生物可以通过将尿
嘧啶化合物与
2,3-二甲基-2-丁烯进行光加成反应来制备。