1257341-61-9Relevant articles and documents
NOVEL METHOD FOR PREPARING ROSUVASTATIN, INTERMEDIATE COMPOUNDS USEFUL FOR PREPARING SAME, AND METHOD FOR PREPARING SAME
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, (2012/04/23)
The present invention relates to novel intermediate compounds used in preparing Rosuvastatin or the pharmaceutically acceptable salts thereof, to a method for preparing same, and to a method for preparing Rosuvastatin or the pharmaceutically acceptable salts thereof from the intermediates. The preparation method of the present invention has the effect of providing Rosuvastatin hemi-calcium salts with an excellent yield rate.