Derivatives of 4-methyl 6-phenyl pyridazine active on the central nervous system
US4576946A · kind A · utility
2Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 1982 |
| Grant date | Mar 18, 1986 |
| Priority date | — |
| Expiry date | Aug 4, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D237/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to derivatives of 4-methyl 6-phenyl pyridazine of formula: ##STR1## in which R is OH or H, R.sub.1 is H or ##STR2## n being 0 or 1, X being H, Y being H or alkyl or X and Y forms an ethylene or oxoethylene group; it also relates to a process for preparing the products of formula (I) and to drugs containing at least one product of formula (I).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.