Process for the industrial synthesis of tetraesters of 5-[BIS(CARBOXYMETHYL)AMINO]-3-carboxymethyl-4-cyano-2-thiophenecarboxylic acid, and application to the synthesis of bivalent salts of ranelic acid and their hydrates
申请人:——
公开号:US20040059134A1
公开(公告)日:2004-03-25
Process for the industrial synthesis of compounds of formula (I):
1
wherein R and R′ which are the same or different, each represent linear or branched (C
1
-C
6
)alkyl.
Application to the synthesis of bivalent salts of ranelic acid and more especially strontium ranelate and its hydrates.
Multi-functional ionic liquid compositions for overcoming polymorphism and imparting improved properties for active pharmaceutical, biological, nutritional, and energetic ingredients
申请人:Rogers D. Robin
公开号:US20070093462A1
公开(公告)日:2007-04-26
Disclosed are ionic liquids and methods of preparing ionic liquid compositions of active pharmaceutical, biological, nutritional, and energetic ingredients. Also disclosed are methods of using the compositions described herein to overcome polymorphism, overcome solubility and delivery problems, to control release rates, add functionality, enhance efficacy (synergy), and improve ease of use and manufacture.
[EN] PROCESS FOR THE PREPARATION OF STRONTIUM RANELATE, INTERMEDIATE OR HYDRATES THEREOF<br/>[FR] PROCÉDÉ DE PRÉPARATION DE RANÉLATE DE STRONTIUM, PRODUIT INTERMÉDIAIRE OU SES HYDRATES
申请人:PHARMATHEN SA
公开号:WO2013113319A1
公开(公告)日:2013-08-08
The present invention relates to an improved process for the synthesis of strontium ranelate compound of formula I or its hydrates thereof. More particularly, the present invention relates to an economically viable and industrially feasible process for the preparation of strontium ranelate, intermediate or its hydrates thereof.