37951-15-8Relevant articles and documents
PROCESS FOR THE PREPARATION OF ROXADUSTAT AND ITS INTERMEDIATES
-
Page/Page column 28-29, (2019/06/17)
The present invention provides the process for the preparation of Roxadustat and its intermediates. Another aspect of the present invention provides a process for preparation of ethyl-5-(2-butoxycarbonyl)-4-phenoxyphenyl) oxazole-4-carboxylate of the formula (X) and its use in the preparation of Roxadustat. Another aspect of the present invention provides a process for the preparation of ethyl-4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate of the formula (XIII) and its use in the preparation of Roxadustat.
CRYSTAL TYPES OF COMPOUNDS INHIBITING ACTIVITY OF PROLYL HYDROXYLASE AND USE THEREOF
-
Paragraph 0145; 0149; 0150, (2017/10/27)
The invention relates to crystal types of compound shown as structural formula I, methods of preparing the compound, intermediate, pharmaceutical composition, and use of treating disease or pharmaceutical preparations for treating disease.
POLYMORPHIC FORMS OF COMPOUNDS AS PROLYL HYDROXYLASE INHIBITOR, AND USES THEREOF
-
Page/Page column 16, (2013/03/26)
The present invention relates to the polymorphic forms of the compound of Formula (I), preparation thereof including the preparation of intermediates and pharmaceutical compositions, and use of a polymorph above in the treatment of a disease, a disorder o