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.
Patent No.:
Date of Patent:
Feb. 24, 2015
Filed:
Mar. 21, 2012
Guobin Ren, Shanghai, CN;
Ying Liu, Shanghai, CN;
Jinyao Chen, Shanghai, CN;
Xiaoling Huang, Shanghai, CN;
Lin Xiao, Shanghai, CN;
LI Cai, Shanghai, CN;
Zhen Zhang, Shanghai, CN;
Xuejun Wu, Shanghai, CN;
Haiyan Sun, Shanghai, CN;
Quanhai Liu, Shanghai, CN;
Liling Jin, Shanghai, CN;
Minyu Liu, Shanghai, CN;
Yifang Deng, Shanghai, CN;
Zhiru Xu, Shanghai, CN;
Renhai Chen, Shanghai, CN;
Chungang LI, Shanghai, CN;
Xiangduan Tan, Shanghai, CN;
Yan Qin, Shanghai, CN;
Guobin Ren, Shanghai, CN;
Ying Liu, Shanghai, CN;
Jinyao Chen, Shanghai, CN;
Xiaoling Huang, Shanghai, CN;
Lin Xiao, Shanghai, CN;
Li Cai, Shanghai, CN;
Zhen Zhang, Shanghai, CN;
Xuejun Wu, Shanghai, CN;
Haiyan Sun, Shanghai, CN;
Quanhai Liu, Shanghai, CN;
Liling Jin, Shanghai, CN;
Minyu Liu, Shanghai, CN;
Yifang Deng, Shanghai, CN;
Zhiru Xu, Shanghai, CN;
Renhai Chen, Shanghai, CN;
Chungang Li, Shanghai, CN;
Xiangduan Tan, Shanghai, CN;
Yan Qin, Shanghai, CN;
Shanghai Institute of Pharmaceutical Industry, Shanghai, CN;
Abstract
An amorphous asiatic tromethamine salt and the preparation method thereof. The method includes the steps of: (1) dissolving asiatic acid in an organic solvent; step (2) mixing with tromethamine; step (3) stirring and salifying the same, and then removing the organic solvent. The method for preparing the amorphous asiatic tromethamine salt is easy and effective, and the water solubility and bioavailability of the asiatic tromethamine salt thus obtained are greatly compared with the prior art.