Gemcitabine derivatives, compositions comprising same and pharmaceutical applications thereof
US9944670B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 4, 2014 |
| Grant date | Apr 17, 2018 |
| Priority date | — |
| Expiry date | Dec 4, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H1/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides gemcitabine derivatives shown in the following formula (I) and preparation methods thereof. The invention further relates to a pharmaceutical composition which comprising the said gemcitabine derivatives in an effective amount and a pharmaceutically acceptable excipient or additive. The invention further provides use of the said derivatives for preparing anti-tumor drugs. The compound designed by the invention is novel in structure and has a remarkable anti-tumor activity. According to the compound designed by the invention, the preparation starting materials have extensive sources and are easily obtained, the preparation method is simple and easy to operate, and the yield of the product is high, so that industrial production on a large scale is facilitated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.