Camptothecin Impurity 10 CAS 68426-53-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 68426-53-9 |
| Molecular Formula | C20H16N2O5 |
| Molecular Weight | 364.35 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Camptothecin Impurity 10 (CAS 68426-53-9) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H16N2O5. Molecular weight: 364.35 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H16N2O5 |
| Molecular Weight | 364.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 2 |
Related Camptothecin Standards
- Camptothecin impurity 17 (CAS 86639-48-7)
- Camptothecin Impurity 9 (CAS 67656-30-8)
- 7-Methyl Camptothecin (CAS 78287-26-0)
- (R)-(-)-Camptothecin-d5 (CAS 1329793-44-3)
- (S)-(+)-Camptothecin D5 (CAS 1329616-37-6)
- Camptothecin Impurity 16 (CAS 870527-52-9)
- 11-Ethyl Camptothecin (CAS 185807-29-8)
- Camptothecin Impurity 12 (CAS 19685-10-0)
Recommended Standards
- Irinotecan Hydrochloride Trihydrate EP Impurity B (CAS 19685-09-7)
- N-[(1Z)-(Methoxyimino)methyl]-6-oxo-4-phenoxy-1-phenyl-1,6-dihydropyridazine-3-carboxamide (CAS 338405-13-3)
- N-(4-Methoxyphenyl)-3-(5-(3-nitrophenyl)furan-2-yl)acrylamide (CAS 853351-16-3)
- Levosimendan Impurity 19 (CAS CATO-C4X-130819)
- Atrasentan Impurity 45 (CAS 1059044-82-4)
- [(4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl]bis[di(1-naphthyl)methanol] (CAS 171086-52-5)
- Dimethyl 1H-pyrazole-1,3-dicarboxylate (CAS 135641-62-2)
- 3-Pyrimidin-2-yl-1H-indole (CAS 1146080-39-8)
- 2-Isobutyramido-2-methylpropanoic acid (CAS 118728-63-5)
- Palmitoyl Pentapeptide-4 (CAS 214047-00-4)
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