Process for the preparation of 2,2'-bipyrrolyl-pyrromethene (prodigiosins) derivatives
US5847127A · kind A · utility
14Cited by
0References
6Claims
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Key dates
| Filing date | Oct 15, 1997 |
| Grant date | Dec 8, 1998 |
| Priority date | — |
| Expiry date | Oct 15, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P37/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention is related to a process for the preparation of 5-2H-pyrrol-2-ylidene)methyl!-2,2'-bi-1H-pyrrole compounds and an intermediate compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.