Paclitaxel Impurity 31 CAS 171926-87-7
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 171926-87-7 |
| Molecular Formula | C27H38O10 |
| Molecular Weight | 522.58 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Paclitaxel Impurity 31 (CAS 171926-87-7), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C27H38O10. Molecular weight: 522.58 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C27H38O10 |
| Molecular Weight | 522.58 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
Related Paclitaxel Standards
- Paclitaxel Impurity 33 (CAS 92950-42-0)
- Paclitaxel Impurity 34 (CAS 71629-92-0)
- Paclitaxel EP Impurity N (CAS 27548-93-2)
- Paclitaxel Impurity 37 (CAS 31077-81-3)
- Paclitaxel Impurity 54 (CAS CATO-C4X-184254)
- Paclitaxel side chain acid (CAS 949023-16-9)
- Paclitaxel Impurity 49 (CAS 2180123-01-5)
- Paclitaxel Impurity 21 (CAS 30244-37-2)
Recommended Standards
- Ticagrelor Impurity 89 (CAS 2056269-94-2)
- 1-(1-(4-Bromophenyl)ethyl)-4-((tert-butyldiphenylsilyl)oxy)piperidine (CAS 1704096-96-7)
- Ticagrelor Impurity 64 (CAS 2435586-40-4)
- Cinitapride Impurity 23 (CAS 1114847-86-7)
- Torasemide impurity 41 (CAS CATO-C4X-183641)
- (3-Hydroxyoxetan-3-yl)methanesulfonamide (CAS 2490187-81-8)
- (4-aminobutanoyl)urea hydrochloride (CAS 1394041-87-2)
- 6-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-5-methylnicotinic acid (CAS 1211527-14-8)
- 6-(Pyrimidin-5-yl)hexan-1-ol (CAS 88940-77-6)
- Characteristic MSH-Tetrapeptide (CAS 4289-02-5)
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