摘要 |
<p>Provided are processes for purifying (3R,4S)-4-(4-hydroxyprotected-phenyl)- l-(4-fluorophenyl)-3-[3-(4-fluorophenyl)-3-oxopropyl]azetidin-2-one having the following formula II, wherein X and Y are hydrogen or a substituted or unsubstituted C<SUB>1-8</SUB> alkyl; n is an integer between 0 and 3; and P is a hydroxyl protecting group. The Compound of formula II may be converted to an azetidinone compound, which is useful, for example, in reducing cholesterol in mammals.</p> |
申请人 |
TEVA PHARMACEUTICAL INDUSTRIES LTD.;TEVA PHARMACEUTICALS USA, INC.;KANSAL, VINOD, KUMAR;AHMAD, SUHAIL;SETHUMADHAVAN, SANKARAN;MARIAPPAN, SHANMUGAVEL |
发明人 |
KANSAL, VINOD, KUMAR;AHMAD, SUHAIL;SETHUMADHAVAN, SANKARAN;MARIAPPAN, SHANMUGAVEL |