Amine salt of lignan compounds
US6864241B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Jun 19, 2001 |
| Grant date | Mar 8, 2005 |
| Priority date | — |
| Expiry date | Jan 4, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P3/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides an amine salt of a lignan compound, i.e., [1-O-[4-(3,4-dimethoxyphenyl)-2-(3-ethylpentanoyl)-5,6,7-trimethoxy-3-(methoxycarbonyl)naphthalen-1-yl]-beta-D-glucopyranoside]uronic acid, which is useful as a medicament. The present invention also provides a method for purifying said lignan compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.