2.rosuvastatinintermediatesR-2化学名称:(6E)-7-[4-(4-氟***)-6-***-2-[甲基(甲磺酰氨基)***-5-基]-(3R,5S)-3,5-二羟基庚-6-烯酸叔丁酯PRODUCT:T-BUTYL7-[4-(4-FLUOROPHENYL)-6-ISO-PROPYL-2-(N-METHYL-N-METHYLSULFONYLAMINO)PYRIMIDIN-5-YL]-(3R,5S)-DIHYDROXY-(E)-6-HEPTENATECAS:355806-00-7ITEMSSTANDARDAPPEARANCEAWHITETOALMOSTWHITECRYSTALLINEPOWDERWATER(BYKF)(%)≤0.5MELTINGRANGE(°C)134-138SPECIFICOPTICALROTATION(°)+21-+24ASSAY(%)≥98.0DIASTEREOISOMER(%)≤0.2INDIVIDUALIMPURITY(%)≤0.2PackingSizeLessthan1Kg:FoilBagsLessthan20Kg:Bigor***allAluminumbarrelorCart***Morethan20Kg:25KG/BinsorCart***NotePowder)