Paclitaxel EP Impurity K CAS 148930-55-6
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 148930-55-6 |
| Molecular Formula | C53H65NO14Si |
| Molecular Weight | 968.17 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Paclitaxel EP Impurity K (CAS 148930-55-6), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C53H65NO14Si. Molecular weight: 968.17 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C53H65NO14Si |
| Molecular Weight | 968.17 g/mol |
| 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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 1 |
Related Paclitaxel Standards
- Paclitaxel Ceribate (CAS 186040-50-6)
- Paclitaxel EP Impurity J (CAS 2757197-26-3)
- Paclitaxel EP Impurity L (CAS 92950-39-5)
- Paclitaxel Impurity 57 (CAS 1053697-17-8)
- Paclitaxel EP Impurity O (CAS 219783-77-4)
- Paclitaxel EP Impurity M (CAS 932042-85-8)
- Paclitaxel EP Impurity P (CAS 173101-56-9)
- Paclitaxel EP Impurity F (CAS 153083-53-5)
Recommended Standards
- 2'-O-(tert-Butyldimethylsilyl) Paclitaxel (CAS 114655-02-6)
- Kukoamine Impurity 12 (CAS CATO-C4X-229612)
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- Hydroxychloroquine Impurity 20 (CAS 630067-21-9)
- Dotinurad Impurity 150 (CAS CATO-C4X-2494150)
- 1-(Cyanomethyl)-1H-benzo[d]imidazole-2-carboxamide (CAS 373618-97-4)
- 4,6-Dichloro-2-methylsulfanyl-pyrimidine 4,6-Dichloropyrimidine methyl sulphide 4,6-Dichloro-2-methylmercaptopyrimidine 4,6-Dichloro-2-methylthiopyrimidine 6299-25-8 (CAS 6299-25-8)
- 3-(Chloromethyl)-5-phenyl-1h-pyrazole (CAS 755700-32-4)
- 4h,5h,6h,7h-Thieno[3,2-c]pyridine-5-sulfonamide (CAS 1094424-99-3)
- ((Cys31,Nva34)-Neuropeptide Y (27-36))2 (CAS 172997-92-1)
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