
Contact usROSUVASTATIN T-BUTYL ESTER
| Chemical Name | tert-Butyl(6E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)amino]pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoate;(3R,5S,6E)-7-[4-(4-Fluorophenyl)-6-isopropyl-2-[(methanesulfonyl)methylamino]pyrimidin-5-yl]-3,5-dihydroxyhept-6-enoic acid tert-butyl ester |
| CAS Number | 355806-00-7 |
| Molecular Formula | C26H36FN3O6S |
| Molecular Structure | ![]() |
| Packing | 10kg/drum |
| Capacity | 40T/Y |
| Storage | Store in a cool, dry place, away from direct heat and light. |
| Application | Intermediater of Rosuvastatin Calcium. |
SPECIFICATION
| Items | Specification |
| Appearance | A white to off-white crystalline powder |
| Melting Point | 134°~138° |
| Specific Optical Rotation | +21°~+24° |
| Residual on Ignition | ≤0.2% |
| Loss on Drying | ≤2.0% |
| Water | ≤0.5% |
| Impurity | Single impurity ≤0.3% |
| Diastereoisomer | ≤0.5% |
| Assay | ≥98.0% |
| Standard | Factory Standard |

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