Artemisinin Impurity 11 CAS 81496-81-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 81496-81-3 |
| Molecular Formula | C15H24O5 |
| Molecular Weight | 284.35 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Artemisinin Impurity 11 (CAS 81496-81-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H24O5. Molecular weight: 284.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H24O5 |
| Molecular Weight | 284.35 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
Related Artemisinin Standards
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Recommended Standards
- Nebivolol Impurity 75 (CAS CATO-C4X-196875)
- Tropicamide (CAS 1508-75-4)
- Nebivolol Impurity 70 (CAS CATO-C4X-196870)
- Apremilast Impurity 35 (CAS CATO-C4X-100935)
- Cefaclor Impurity 14 (CAS CATO-C4X-127014)
- (R)-1-(7-Nitrobenzo[c][1,2,5]oxadiazol-4-yl)pyrrolidine-2-carboxylic acid (CAS 159717-70-1)
- 2-Methyl-1-(1-methyl-1H-imidazol-2-yl)propan-2-amine (CAS 1393563-45-5)
- 3-Fluoro-4-(perfluoroethyl)aniline (CAS 1208078-90-3)
- Plerixafor impurity 39 (CAS CATO-C4X-113339)
- Neuropeptide GE (CAS 134748-04-2)
Why CATO?
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