(7-(3-carboxyphenyl)-4-chloroisoquinolin-1-yl)guanidine
US6645979B2 · kind B2 · utility
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1References
11Claims
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Assignee
Inventors
Key dates
| Filing date | Oct 29, 2001 |
| Grant date | Nov 11, 2003 |
| Priority date | — |
| Expiry date | Oct 29, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention described herein relates to a process for the preparation of (7-(3-carboxyphenyl)-4-chloroisoquinolin-1-yl)guanidine (I), intermediates thereto and new forms and formulations thereof, including the zwitterion monohydrate of (I), suitable for pharmaceutical use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.