他克莫司杂质4 CAS 129212-37-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 129212-37-9 |
| Molecular Formula | C44H67NO11 |
| Molecular Weight | 786.00 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
他克莫司杂质4 (CAS 129212-37-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C44H67NO11. Molecular weight: 786.00 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C44H67NO11 |
| Molecular Weight | 786.00 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 1 |
Recommended Standards
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- Lercanidipine Impurity 1 (CAS 225785-54-6)
- Gadoxetate Impurity 2 (CAS CATO-C4X-26182)
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- (S)-2-(pyrrolidin-2-yl)ethan-1-ol (CAS 66401-62-5)
- 4-(Pyrazol-1-yl)benzenesulfonic acid (CAS 18336-38-4)
- Human glucagon CRS (CAS 9007-92-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com