Homocamptothecine CAS 186669-19-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 186669-19-2 |
| Molecular Formula | C21H18N2O4 |
| Molecular Weight | 362.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Homocamptothecine (CAS 186669-19-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H18N2O4. Molecular weight: 362.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H18N2O4 |
| Molecular Weight | 362.38 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.) | 2010 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 33SH2P87CX 186668-40-6 E-Homocamptothecin, (+/-)- UNII-33SH2P87CX 3H,15H-Oxepino(3',4':6,7)indolizino(1,2-b)quinoline-3,15-dione, 5-ethyl-1,4,5,13-tetrahydro-5-hydroxy- BN-80245 (+/-)-E-Homocamptothecin (CAS 186668-40-6)
- (2,5,9-Trimethyl-7-oxo-3-phenyl-7H-furo[3,2-g]chromen-6-yl)acetic acid (CAS 664366-10-3)
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- Insulin Degludec Impurity 18 (CAS CATO-C4X-215718)
Why CATO?
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