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Process for preparing 5-(4-fluorophenyl)-1-2-((2R,4R)-4-hydroxy-6-oxo-tetrahydro-pyran-2-yl) ethyl-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid phenylamide
Process for preparing 5-(4-fluorophenyl)-1-2-((2R,4R)-4-hydroxy-6-oxo-tetrahydro-pyran-2-yl) ethyl-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid phenylamide
A method for preparing 5-(4-fluorophenyl)-1-[2-((2R,4R)-4-hydroxy-6-oxo-tetrahydro-pyran-2-yl)-ethyl]-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid phenylamide (I), a key intermediate in the synthesis of atorvastatin calcium, is described. 展开▼