1252018-28-2Relevant academic research and scientific papers
An approach to the anticoagulant agent rivaroxaban via an isocyanate-oxirane cycloaddition promoted by MgI2.etherate
Li, Chao,Liu, Yingshuai,Zhang, Yongjun,Zhang, Xingxian
, p. 400 - 401 (2011)
A convergent and efficient synthesis of anticoagulant rivaroxaban was developed using the cycloaddition of commercially available (R)-epichlorohydrin with 4-(morpholin-3-one)phenyl isocyanate catalysed by MgI2 etherate as the key step, in 22% overall yield.
PROCESSES FOR THE PREPARATION OF 4-{4-[5(S)-(AMINOMETHYL)-2-OXO-1,3-OXAZOLIDIN-3-YL]PHENYL} MORPHOLIN-3-ONE
-
, (2012/03/27)
The present invention provides processes for the preparation of 4-{4-[5(S)-(aminomethyl)-2-oxo-1,3-oxazolidin-3-yl]phenyl}morpholin-3-one which are simple, eco-friendly, cost-effective, reproducible, robust and are well amenable on industrial scale.
PROCESS FOR THE PREPARATION OF A RIVAROXABAN AND INTERMEDIATES FORMED IN SAID PROCESS
-
, (2012/12/13)
The invention relates to a process for the preparation of 5-chloro- N- ({(5-S)-2-oxo3-[4-(3-oxo-morj)holine-4-yl)-phenyl]-l,3-oxazolidine-5-yl}-methyl) thiophen-2-carboxamide having the INN rivaroxaban. The process is characterized by the reactions according to claim 1. The invention also relates to intermediates formed in the above process.
METHOD FOR THE PREPARATION OF SUBSTITUTED OXAZOLIDINONES
-
Page/Page column 27-28, (2012/11/06)
The present invention relates to methods for the preparation of a compound having the formula (X). Individual reaction steps as welt as intermediates are additionally claimed.
