5,5-Diphenylhydantoins
US4260769A · kind A · utility
46Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 1979 |
| Grant date | Apr 7, 1981 |
| Priority date | — |
| Expiry date | Apr 25, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/6506
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel 5,5-diphenylhydantoins useful as anticonvulsants, antiepileptics and antiarrhythmics have the structural formula: ##STR1## wherein each R is hydrogen or --CH(R.sub.1)--X--P(O)(OH).sub.2, R.sub.1 is hydrogen or C.sub.1 -C.sub.7 straight or branched chain alkyl, and X is O or S, with the proviso that both R's cannot simultaneously be hydrogen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.