Ciclesonide EP Impurity A CAS 141845-81-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 141845-81-0 |
| Molecular Formula | C32H44O7 |
| Molecular Weight | 540.69 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ciclesonide EP Impurity A (CAS 141845-81-0) pharmacopoeial impurity standards reference standard. Molecular formula: C32H44O7. Molecular weight: 540.69 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C32H44O7 |
| Molecular Weight | 540.69 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related Ciclesonide Standards
- Ciclesonide Impurity 11 (CAS CATO-C4X-320111)
- Ciclesonide (CAS 126544-47-6)
- Ciclesonide Impurity 12 (CAS CATO-C4X-320112)
- Ciclesonide Impurity 15 (CAS 3035286-87-1)
- Ciclesonide-d7 (CAS 1225382-70-6)
- Ciclesonide Impurity 16 (CAS CATO-C4X-320116)
- Ciclesonide Impurity 1 (CAS 1005416-98-7)
- Ciclesonide Impurity 14 (CAS CATO-C4X-320114)
Recommended Standards
- 8-Undecyl-7H,8H,9H-dinaphtho[1,8-bc:1’,8’-hi]xanthene-7,9-dione (CAS 1357481-40-3)
- 3-((4-(Furan-2-carboxamido)-3-hydroxyphenyl)carbamoyl)nonadec-5-enoic acid (CAS 29337-98-2)
- Diheptyl [2,2'-biquinoline]-4,4'-dicarboxylate (CAS 1183-31-9)
- Ivacaftor impurity 16 (CAS CATO-C4X-296416)
- Nateglinide EP Impurity A (CAS 7077-05-6)
- 4-Amino-6-(difluoromethyl)-5-methylpicolinonitrile (CAS 1805262-10-5)
- 4-Bromo-5-chloro-1h-pyridin-2-one (CAS 1227587-31-6)
- 1-(5-Methylthiophene-2-carbonyl)piperidine-3-carboxylic acid (CAS 1016707-92-8)
- 2-(5-Aminopyridazin-3-yl)propan-2-ol (CAS 2770530-19-1)
- Biotinyl-Neuropeptide W-23 (human) (CAS 1815618-09-7)
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