Fluorene derivatives
US3971782A · kind A · utility
1Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 1975 |
| Grant date | Jul 27, 1976 |
| Priority date | — |
| Expiry date | Nov 4, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D233/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to fluorene derivatives of the formula ##SPC1## And their pharmaceutically acceptable acid addition salts. In the formula R.sup.1, R.sup.2, R.sup.3 and R.sup.4 each represent hydrogen, hydroxyl, lower alkyl, lower alkoxy or halogen, R.sup.5 and R.sup.6 each represent hydrogen or lower alkyl and n represents 1 or 2. The compounds have hypoglycaemic activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.