Process for preparation of cyclopenta[b][1,4]diazepino[6,7,1-hi] indole derivatives
US6414144B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2001 |
| Grant date | Jul 2, 2002 |
| Priority date | — |
| Expiry date | Nov 2, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/24
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides processes for the preparation of 1, 2, 3, 4, 8, 9, 10, 10a-octahydro-7bH-cyclopenta[b][1, 4]diazepino[6, 7, 1-hi]indole derivatives of the general formula: wherein: R is H, alkyl, acyl, or aroyl; R1, R2, R4 and R5 are H, OH, alkyl, cycloalkyl, alkoxy s, halogen, fluorinated alkyl, —CN, —NH—SO2-alkyl, —SO2—NH-alkyl, alkyl amide, amino, alkylamino s, dialkylamino, fluorinated alkoxy, acyl, aryl, or aroyl; R3 is H, alkyl, cycloalkyl, alkoxy, fluorinated alkyl, —NH—SO2-alkyl, —SO2—NH-alkyl, alkyl amide, amino, alkylamino, dialkylamino, fluorinated alkoxy, acyl, aryl, or aroyl; or a pharmaceutically acceptable salt thereof, which are useful in the treatment of central nervous system disorders.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.