Prednisolone Impurity 22 CAS 37927-29-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 37927-29-0 |
| Molecular Formula | C20H26O5 |
| Molecular Weight | 346.42 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Prednisolone Impurity 22 (CAS 37927-29-0) pharmacopoeial impurity standards reference standard. Molecular formula: C20H26O5. Molecular weight: 346.42 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H26O5 |
| Molecular Weight | 346.42 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
Related Prednisolone Standards
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- Prednisolone EP Impurity I (CAS 13479-38-4)
- Prednisolone Acetate EP Impurity D (CAS 20423-99-8)
- Prednisolone Impurity 52 (CAS 118864-87-2)
- Prednisolone Impurity 28 (CAS CATO-C4X-191928)
- Prednisolone EP Impurity H (CAS 2427-64-7)
Recommended Standards
- Anastrozole Impurity 37 (CAS CATO-C4X-123937)
- Tamsulosin Impurity 51 (CAS CATO-C4X-118751)
- Rosmanol (CAS 80225-53-2)
- Tropicamide Impurity 14 (CAS 50550-65-7)
- Sofosbuvir Impurity 85 (CAS 1621160-31-3)
- [S(R)]-N-[(1S)-2-(Diphenylphosphino)-1-[2-(diphenylphosphino)-4,5-dimethoxyphenyl]ethyl]-2-methyl-2-propanesulfinamide (CAS 2565792-27-8)
- 2-Acetyl-1,2,3,4-tetrahydroisoquinoline-5-carbaldehyde (CAS 1268519-64-7)
- 3-bromoimidazo[1,2-a]pyridine-6-carbaldehyde (CAS 1004550-20-2)
- Methyl 2-oxo-3-(phenylsulfonyl)-2H-chromene-6-carboxylate (CAS 895645-53-1)
- D-Ile17-Tirzepatide (CAS CATO-CPTD788917)
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