New tetramethyl-cis-diaza-bicyclo{4.2.0}octane-3,5-dione derivatives having differentiation-inducing activity and antiviral activity
US4939156A · kind A · utility
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6Claims
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Key dates
| Filing date | Jul 8, 1988 |
| Grant date | Jul 3, 1990 |
| Priority date | — |
| Expiry date | Jul 8, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D239/70
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
As new compounds are now provided 7,7,8,8,-tetramethyl-cis-diaza-bicyclo{4.2.0}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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.