Prednisolone EP Impurity J CAS 1807-14-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1807-14-3 |
| Molecular Formula | C21H28O4 |
| Molecular Weight | 344.44 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Prednisolone EP Impurity J (CAS 1807-14-3) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C21H28O4. Molecular weight: 344.44 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H28O4 |
| Molecular Weight | 344.44 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1957 |
Related Prednisolone Standards
- Prednisolone impurity 54 (CAS CATO-C4X-173754)
- Prednisolone EP Impurity I (CAS 13479-38-4)
- Prednisolone Acetate EP Impurity D (CAS 20423-99-8)
- Prednisolone Impurity 22 (CAS 37927-29-0)
- Prednisolone impurity 57 (CAS 95671-46-8)
- Prednisolone Impurity 52 (CAS 118864-87-2)
- Prednisolone Impurity 28 (CAS CATO-C4X-191928)
- Prednisolone EP Impurity H (CAS 2427-64-7)
Recommended Standards
- Lovastatin Impurity 12 (CAS CATO-C4X-168412)
- Hydrocortisone Impurity 68 (CAS 3103-16-0)
- Hydrocortisone (Z)-17-Deoxyaldehyde Derivative (CAS 105562-13-8)
- Sodium Cromoglicate Impurity 3 (CAS CATO-C4X-20113)
- Nafamostat impurity 106 (CAS CATO-C4X-1332106)
- methyl cholate 3-acetate (CAS 7443-91-6)
- (3-(Difluoromethyl)-2-methoxyphenyl)(pyridin-4-yl)methanone (CAS 1261671-88-8)
- 2-((2-Chlorophenyl)carbamoyl)cyclohexane-1-carboxylic acid (CAS 393134-39-9)
- 5-Methyl-1-phenylpyrazole-3-carbohydrazide (CAS 948294-15-3)
- D-[His]1-Semaglutide (CAS CATO-C4X-222652)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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