Ribociclib succinate
CAS: 1374639-75-4
Category: Kinase Inhibitors
| Purity | Research Grade ≥98%, High-Purity Grade ≥99%, Pharmaceutical Grade ≥99.5% |
| Molecular Formula | C27H36N8O5 |
| Molecular Weight | 552.63 |
| Appearance | white to off-white crystalline powder |
| Packaging | 1 g/amber glass vial, 5 g/plastic bottle. |
| Testing Indicators | Appearance — Visual inspection; Identification — IR, Succinate test; Purity — Gradient RP-HPLC; Succinate — Ion chromatography; Residual solvents — HS-GC; Heavy metals — ICP-MS; Moisture — Karl Fischer titration; Microbial limits — Filtration; CDK4/6 impurities — SEC. |
| Storage Notes | Stored at -20°C in a tightly closed container under inert atmosphere, protected from light, moisture, and heat. |
| Lead Time | 10 days |
Used as a salt form of CDK4/6 inhibitor intermediate in the synthesis of oral targeted therapies for hormone receptor-positive breast cancer.