Paclitaxel EP Impurity R CAS 158948-96-0
Purity 90%In StockPharmacopoeial Impurity Standards
| CAS No. | 158948-96-0 |
| Molecular Formula | C45H55NO14 |
| Molecular Weight | 833.92 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Paclitaxel EP Impurity R (CAS 158948-96-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C45H55NO14. Molecular weight: 833.92 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C45H55NO14 |
| Molecular Weight | 833.92 g/mol |
| Purity | 90% |
| 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) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
| Nitrogen Atoms | 1 |
Related Paclitaxel Standards
- Paclitaxel Impurity R (CAS 159001-25-9)
- Paclitaxel Impurity 38 (CAS 173101-55-8)
- Paclitaxel Impurity 58 (CAS CATO-C4X-184258)
- Paclitaxel Impurity 61 (CAS CATO-C4X-184261)
- Paclitaxel Impurity 62 (CAS CATO-C4X-184262)
- Paclitaxel EP Impurity A (CAS 173101-54-7)
- Paclitaxel Impurity 18 (CAS CATO-C4X-184218)
- Paclitaxel EP Impurity B (CAS 71610-00-9)
Recommended Standards
- 5'-O-DMT-N4-Benzoyl-2'-deoxycytidine 3'-CE phosphoramidite (CAS 102212-98-6)
- 213539-42-5 Benzenepropanoic acid, alpha-hydroxy-beta-((2-methyl-1-oxobutyl)amino)-, (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca(3,4)benz(1,2-b)oxet-9-yl ester, (alphaR,betaS)- Taxoline (CAS 213539-42-5)
- 3’-dC(Bz)-2’-phosphor amidite (CAS 157327-96-3)
- Verapamil EP Impurity L (CAS 14046-55-0)
- Fluticasone Impurity N10 (CAS 23961-95-7)
- (S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(perfluorophenyl)butanoic acid (CAS 270063-43-9)
- (2-Bromo-3-methylphenyl)(1H-imidazol-1-yl)methanone (CAS 1383784-60-8)
- 4-(2,5-Diethoxy-4-nitrophenyl)morpholine (CAS 86-16-8)
- Voglibose Impurity 27 (CAS CATO-C4X-178027)
- Protein Kinase C (19-36) Peptide (CAS 113731-96-7)
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