936847-59-5Relevant articles and documents
METHOD OF PREPARING(3R,5R)-7-(2-(4-FLUOROPHENYL)-5-ISOPROPYL-3-PHENYL-4-((4-HYDROXYMETHYLPHENYLAMINO)CARBONYL)-PYRROL-1-YL)-3,5-DIHYDROXY-HEPTANOIC ACID HEMI CALCIUM SALT, AND METHOD OF PREPARING INTERMEDIATES USED THEREIN
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Paragraph 0079; 0083-0086, (2021/02/05)
The present invention provides a method for preparing (3R,5R)-7-(2-(4-flurophenyl)-5-isopropyl-3-phenyl-4-((4-hydroxymethylphenylamino)carbonyl)-pyrrole-1-yl)-3,5-dihydroxy heptanoic acid hemicalcium salt. The preparation method of the present invention is performed in a convergent synthesis manner in which main structural moieties of a (3R,5R)-7-(2-(4-flurophenyl)-5-isopropyl-3-phenyl-4-((4-hydroxymethylphenylamino)carbonyl)-pyrrole-1-yl)-3,5-dihydroxy heptanoic acid hemicalcium salt are independently synthesized, and then coupled. Accordingly, related substances can be easily controlled and preparing time can be reduced, thus improving the productivity of a compound, and the yield of a final compound can also be increased.