Phillygenin glucuronic acid derivative as well as preparation method and application thereof
US10407455B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Apr 7, 2016 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Apr 7, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/7034
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a novel phillygenin glucuronic acid derivative shown as a general formula (I). wherein, R1=H, R2=CnH2n+1, R3=CnH2n+1 or R1=CnH2n+1, R2=CnH2n+1,R3=H or R1-R2=—CH2—, R3=CnH2n+1; n=1-30. The present invention further relates to a preparation method of the compound, a pharmaceutical composition taking the compound as an active ingredient, as well as application of the compound in the present invention in antiviral diseases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.