Irinotecan Hydrochloride Trihydrate EP Impurity B CAS 19685-09-7
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 19685-09-7 |
| Molecular Formula | C20H16N2O5 |
| Molecular Weight | 364.35 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Irinotecan Hydrochloride Trihydrate EP Impurity B (CAS 19685-09-7) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C20H16N2O5. Molecular weight: 364.35 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H16N2O5 |
| Molecular Weight | 364.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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.) | 1962 |
| Nitrogen Atoms | 2 |
Related Irinotecan Standards
- Irinotecan Impurity 59 (CAS CATO-C4X-166759)
- Irinotecan Impurity 9 (CAS 80758-83-4)
- Irinotecan EP Impurity F (CAS 78287-27-1)
- Irinotecan Impurity 23 (CAS 1217633-65-2)
- Irinotecan Impurity 8 (CAS 78287-14-6)
- Irinotecan Impurity 56 (CAS 797762-11-9)
- Irinotecan Impurity 49 (CAS 177611-40-4)
- Irinotecan Impurity 70 (CAS 100286-91-7)
Recommended Standards
- N-[(1Z)-(Methoxyimino)methyl]-6-oxo-4-phenoxy-1-phenyl-1,6-dihydropyridazine-3-carboxamide (CAS 338405-13-3)
- Camptothecin Impurity 10 (CAS 68426-53-9)
- N-(4-Methoxyphenyl)-3-(5-(3-nitrophenyl)furan-2-yl)acrylamide (CAS 853351-16-3)
- Ilaprazole Impurity 222 (CAS CATO-C4X-1130222)
- Lenacapavir Impurity 2 (CAS 2189680-65-5)
- 5,6-Diphenylisobenzofuran (CAS 109719-32-6)
- (S)-2-Amino-1-((S)-3-(benzyl(cyclopropyl)amino)piperidin-1-yl)propan-1-one (CAS 1401665-60-8)
- 4-(Difluoromethyl)-5-methoxy-6-methylpyridin-2-ol (CAS 1805446-24-5)
- 3-Bromo-5-nitro-N,N-dipropylpyridin-4-amine (CAS 31872-73-8)
- Semaglutide impurity 45 (CAS CATO-C4X-222645)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com