Tetracyclic spiro compounds as 5HT.sub.1B receptor antagonists
US6100272A · kind A · utility
0Cited by
1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1998 |
| Grant date | Aug 8, 2000 |
| Priority date | — |
| Expiry date | Sep 18, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds of formula(I) where B is oxygen or sulphur, D is nitrogen, R.sup.6 and R.sup.7 forms a ring, m is 2, R is a substituted latam ring of formula (i) ##STR1## where p is 1, P is a substituted or unsubstituted bicyclic ring containing one or two heteroatoms or P is an unsbustituted or substituted 5- to 7-memebered saturated ring containing one or two heteroatoms; X, Y, Z, E, G, R.sup.3, R.sup.4, R.sup.5, R.sup.8, R.sup.9, and R.sup.10 are as defined in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.