Chemical name: [(3R, 5R)-7-[2-(4-Fluorophenyl)-5-Isopropyl-3-Phenyl-4-(Pheynylcarbamoyl)
Pyrrol-1-yl]-3, 5 -Dihydroheptanoic Acid, calcium salt (2:1) Trihydrate
L5(Atorvastatins Calcium amorphous):(3R,5R)-7-[2-(4-Fluorophenyl)-5-Isopropyl-3-Phenyl
-4-(Pheynylcarbamoyl)Pyrrol-1-yl]-3,5-Dihydroheptanoic Acid, calcium salt (2:1) Trihydrate
CAS: 134523-03-8
Uses: used in the production of Lipid-lowering drugs
Uses: used in the production of Lipid-lowering drugs
| Test Items |
Standard |
| Character |
A white or almost white Amorphous powder |
| specific optical rotation |
-7.0~-9.0 |
| Water % |
≤0.5 |
| Ca % |
3.0-3.6 |
| X-RAY Diffraction |
amorphous |
| Heavy Metals (ppm) |
≤ 10 |
| Impurity(HPLC) |
Atorvastatin Lactone |
≤ 0.3% |
| Desfluoro-Atorvastatins Calcium |
≤ 0.3% |
| Diamine -Atorvastatins Calcium |
≤ 0.3% |
| Isomer-Atorvastatins Calcium |
≤ 0.3% |
| Other individual unknown Impurity % |
≤ 0.25% |
| Total impurity |
≤ 1.0% |
| Assay % |
98.0-102.0 |
|