Mycophenolate Mofetil EP Impurity H CAS 26675-76-3
| CAS No. | 26675-76-3 |
| Molecular Formula | C17H20O6 |
| Molecular Weight | 320.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 320.34 g/mol gives Mycophenolate Mofetil EP Impurity H distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
As a process- or degradation-related impurity, Mycophenolate Mofetil EP Impurity H (CAS 26675-76-3, C17H20O6) is essential for impurity profiling, related-substances testing, and forced-degradation studies in pharmaceutical development.
Owing to a flavonoid core, a hydroxyl group, an ether linkage, Mycophenolate Mofetil EP Impurity H is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 320.34 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C17H20O6 |
| Molecular Weight | 320.34 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.) | 1964 |
Related Mycophenolate Standards
- Mycophenolate Mofetil Impurity 14 (CAS 33431-38-8)
- Mycophenolate Mofetil Impurity 15 (CAS 24243-38-7)
- Mycophenolate Mofetil EP Impurity H (CAS 79081-87-1)
- Mycophenolate EP Impurity B (CAS 2767988-82-7)
- Mycophenolate Impurity 22 (CAS CATO-C4X-151522)
- Mycophenolate Impurity 24 (CAS CATO-C4X-151524)
- Mycophenolate Mofetil EP Impurity E (CAS 31858-66-9)
- Mycophenolate Mofetil Impurity 17 (CAS 26644-06-4)
Recommended Standards
- Pyridoxine Impurity 17 (CAS CATO-C4X-187717)
- Pyridoxine Impurity 19 (CAS CATO-C4X-187719)
- Pyridoxine Dimer (CAS 19203-56-6)
- Omarigliptin Impurity 16 (CAS 1819364-01-6)
- CAS CATO-C3D-262797 (CAS CATO-C3D-262797)
- Bilastine impurity 58 (CAS CATO-C4X-225358)
- Glycyrrhizic Acid Impurity 9 (CAS CATO-C4X-25379)
- 2-(Cyclopentylmethyl)-7-(methoxymethyl)-4,5,6,7-tetrahydro-2H-pyrazolo[4,3-c]pyridine (CAS 1422132-94-2)
- 4-Methyl-2-(4-(trifluoromethyl)phenyl)thiazole-5-sulfonyl chloride (CAS 568577-83-3)
- 3-{[2-(1-Cyclohexen-1-yl)ethyl]amino}propanamide (CAS 1002803-56-6)
- 2-(Cyclopropylmethoxy)-4-isopropoxyphenol (CAS 1243281-02-8)
- Tert-butyl (aminomethyl)carbamate (CAS 73017-97-7)
- 2,2,6,6-Tetramethylpiperidine-4-carboxamide (CAS 325691-90-5)
- Tirzepatide Impurity 36 (CAS CATO-C4X-324036)
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