The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 05, 2019

Filed:

Dec. 06, 2016
Applicant:

Beijing Xinde Runxing Technology Co., Ltd., Beijing, CN;

Inventors:

Xuechun Lu, Beijing, CN;

Xiaohua Chi, Beijing, CN;

Chengcheng Tang, Beijing, CN;

Lei Shi, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/165 (2006.01); A61K 31/166 (2006.01); A61K 31/167 (2006.01); C07C 235/64 (2006.01); C07C 231/02 (2006.01); A61P 35/00 (2006.01); C07C 231/12 (2006.01);
U.S. Cl.
CPC ...
C07C 235/64 (2013.01); A61K 31/167 (2013.01); A61P 35/00 (2018.01); C07C 231/02 (2013.01); C07C 231/12 (2013.01);
Abstract

The present invention relates to a compound and its preparation method and use and corresponding targeted drug delivery systems and chemotherapeutic drugs. The compound is a novel compound or a pharmaceutically acceptable salt thereof for treating small cell lung cancer, characterized in that, the compound has the general formula I, wherein R is acyloxy group. The present invention also relates to a preparation method of the compound, to use of the compound for the preparation of a chemotherapeutic drug for treating small cell lung cancer, to a targeted drug delivery system including the compound, and to a chemotherapeutic drug including the compound and for treating small cell lung cancer.


Find Patent Forward Citations

Loading…