[EN] AN IMPROVED PROCESS FOR PREPARATION OF TRIENTINE DIHYDROCHLORIDE<br/>[FR] PROCÉDÉ AMÉLIORÉ DE PRÉPARATION DE DICHLORHYDRATE DE TRIENTINE
申请人:EMCURE PHARMACEUTICALS LTD
公开号:WO2017046695A1
公开(公告)日:2017-03-23
The present invention provides a process for preparation of trientine dihydrochloride (1) comprising reaction of protected triethylene tetramine with hydrochloric acid in an aqueous system to yield the dihydrochloride salt wherein the formation of inorganic impurities and undesired salts is controlled significantly.
[EN] A PROCESS FOR THE PREPARATION OF TRIENTINE DIHYDROCHLORIDE<br/>[FR] PROCÉDÉ DE PRÉPARATION DE DICHLORHYDRATE DE TRIENTINE
申请人:PIRAMAL ENTPR LTD
公开号:WO2019073427A1
公开(公告)日:2019-04-18
The present invention relates to an industrially feasible and economically viable process for preparation of trientine dihydrochloride of formula (I) in significantly high yield and purity.
[EN] IMPROVED METHOD FOR THE SYNTHESIS OF 1,2-ETHANEDIAMINE, N, N'-BIS(2-AMINOETHYL)-DIHYDROCHLORIDE(TRIENTINE DIHYDROCHLORIDE)<br/>[FR] PROCÉDÉ AMÉLIORÉ DE SYNTHÈSE DE 1,2-ÉTHANEDIAMINE,N,N'-BIS(2-AMINOÉTHYL)-DICHLORHYDRATE(DICHLORHYDRATE DE TRIENTINE)
申请人:BIOPHORE INDIA PHARMACEUTICALS PVT LTD
公开号:WO2018193482A1
公开(公告)日:2018-10-25
The present invention relates to an improved method for the synthesis of substantially pure 1,2-ethanediamine, N, N'-bis(2-aminoethyl)-dihydrochloride (I). Formula (I). Ν,Ν'-bis (2-aminoethyl)-l,2-ethanediamine dihydrochloride (Trientine dihydrochloride)
Methods and intermediates for synthesizing triethylenetetramine and salts thereof, as well as novel triethylenetetramine salts and their crystal structure, and triethylenetetramine salts of high purity.
合成三乙烯四胺及其盐的方法和中间体,以及新型三乙烯四胺盐及其晶体结构,以及高纯度的三乙烯四胺盐。
Synthesis of Triethylenetetramines
申请人:PhilEra New Zealand Limited
公开号:US20150057466A1
公开(公告)日:2015-02-26
Methods and intermediates for synthesizing triethylenetetramine and salts thereof, as well as novel triethylenetetramine salts and their crystal structure, and triethylenetetramine salts of high purity.