Benzocycloheptathiophene compounds
US6207683A · kind A · utility
16Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 1999 |
| Grant date | Mar 27, 2001 |
| Priority date | — |
| Expiry date | Oct 29, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are N-substituted hydroxyalkyl or carboxyalkyloxyalkyl analogs of 9- and/or 10-oxo-4Hbenzo[4,5]cycloheptal[1,2-b]thiophene compounds, or 9-OH and/or 10-OH-substituted analogs thereof, which possess antihistaminic and antiasthmatic properties with reduced sedative side effects. The optically active isomers and pharmaceutically acceptable salts thereof are also described. The compounds were also found to prevent smooth muscle hyperreactivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.