Budesonide Impurity N2 CAS 39672-76-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 39672-76-9 |
| Molecular Formula | C21H26O5 |
| Molecular Weight | 358.43 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Budesonide Impurity N2 (CAS 39672-76-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H26O5. Molecular weight: 358.43 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H26O5 |
| Molecular Weight | 358.43 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
Related Budesonide Standards
- Budesonide Impurity 15 (CAS CATO-C4X-138915)
- Budesonide Impurity 18 (CAS CATO-C4X-138918)
- Budesonide Impurity 20 (CAS CATO-C4X-138920)
- Budesonide Impurity 26 (CAS 77017-17-5)
- Budesonide Impurity 47 (CAS CATO-C4X-138947)
- Budesonide Impurity 74 (CAS CATO-C4X-138974)
- Budesonide Impurity 58 (CAS CATO-C4X-138958)
- Budesonide Impurity 64 (CAS 69155-84-6)
Recommended Standards
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- Teprenone impurity 42 (CAS CATO-C4X-208142)
- Ruxolitinib Impurity 85 (CAS CATO-C4X-205885)
- 4-Bromo-7-fluoro-2-(trifluoromethyl)quinoline-8-carboxylic acid (CAS 587886-25-7)
- tert-Butyl N-[4-chloro-3-(1,3-oxazol-5-yl)phenyl]carbamate (CAS 2140326-75-4)
- 4-[2-(dimethylamino)ethoxy]benzene-1-carbothioamide (CAS 938320-39-9)
- 5-Methoxy-1-methyl-1,6-dihydropyridin-3(2H)-one (CAS 66310-87-0)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
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