Entacapone impurity 48 CAS 89942-87-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 89942-87-0 |
| Molecular Formula | C8H7NO6 |
| Molecular Weight | 213.14 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Entacapone impurity 48 (CAS 89942-87-0) pharmacopoeial impurity standards reference standard. Molecular formula: C8H7NO6. Molecular weight: 213.14 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C8H7NO6 |
| Molecular Weight | 213.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
Related Entacapone Standards
- Entacapone Impurity 24 (CAS 4097-63-6)
- Entacapone impurity 39 (CAS CATO-C4X-162939)
- Entacapone Impurity 57 (CAS CATO-C4X-162957)
- Entacapone EP Impurity E (CAS 7659-29-2)
- Entacapone Impurity 25 (CAS 6635-20-7)
- Entacapone Impurity 28 (CAS 2450-26-2)
- Entacapone Impurity 29 (CAS 2454-72-0)
- Entacapone Impurity 31 (CAS 80547-69-9)
Recommended Standards
- 5-hydroxy-4-methoxy-2-nitrobenzoic acid (CAS 31839-20-0)
- 2,2-Difluoro-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-carbaldehyde (CAS 3097490-87-1)
- 4-Hydroxy-3-methoxy-5-nitrobenzoic acid (CAS 15785-54-3)
- Temsirolimus impurity 1 (CAS 159351-68-5)
- Anamorelin Impurity 10 (CAS CATO-C4X-285910)
- 3-(2-Chloropyrimidin-4-yl)benzoic acid (CAS 937271-47-1)
- (4-(Bicyclo[1.1.1]Pentan-1-yl)phenyl)methanamine (CAS 1823872-21-4)
- 3,3-Dicyclopropylpropan-1-ol (CAS 149680-88-6)
- 3-Chloromethyl-4-hydroxyacetophenone (CAS 24085-05-0)
- Liraglutide Impurity 13 TFA Salt (CAS CATO-C4X-199213)
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