New piperazinylalkylpiperazinedione compounds
US4877788A · kind A · utility
1Cited by
3References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 1988 |
| Grant date | Oct 31, 1989 |
| Priority date | — |
| Expiry date | Jun 14, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to the compounds selected from those of formula I ##STR1## in which, R.sub.1 and R.sub.2 form together and with the piperazine-2,6-dione radical to which they are attached a hexahydropyrazinoisoquinolinedione radical, a primidinyl radical or a phenyl radical optionally substituted by an alkyl radical of 1 to 4 carbon atoms or a trifluoromethyl radical, PA0 n is an integer from 2 to 4.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.