C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 417/12 (2006.01) A61K 31/496 (2006.01) A61P 25/28 (2006.01)
Patent
CA 2538265
A process for producing an imide compound hydrochloride. It is an excellent industrial process. The process, which is for producing either the imide compound hydrochloride represented by the formula (2): or enantiomers thereof, is characterized by treating either the compound represented by the formula (1): or enantiomers thereof with an aqueous hydrochloric acid solution in a hydrophilic medium and crystallizing the resultant hydrochloride.
L'invention concerne un procédé pour produire un composé chlorhydrate imide. C'est un excellent procédé industriel. Le procédé de l'invention permet de produire ledit composé de formule (2) ou ses énantiomères, et il est caractérisé en ce que le composé de formule (1) ou ses énantiomères sont traités par une solution d'acide chlorhydrique dans un milieu hydrophile et le chlorhydrate ainsi obtenu est ensuite cristallisé.
Kakiya Yuzo
Oda Mayumi
Dainippon Sumitomo Pharma Co. Ltd.
Kirby Eades Gale Baker
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