Paracetamol EP Impurity E CAS 99-93-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 99-93-4 |
| Molecular Formula | C8H8O2 |
| Molecular Weight | 136.15 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Paracetamol EP Impurity E (CAS 99-93-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H8O2. Molecular weight: 136.15 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H8O2 |
| Molecular Weight | 136.15 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Paracetamol Standards
- Paracetamol EP Impurity I (CAS 118-93-4)
- Paracetamol EP Impurity A (CAS 614-80-2)
- Paracetamol EP Impurity G (CAS 34523-34-7)
- Paracetamol (CAS 103-90-2)
- Paracetamol EP Impurity K (CAS 123-30-8)
- Paracetamol EP Impurity B (CAS 1693-37-4)
- Paracetamol EP Impurity J (CAS 539-03-7)
- Paracetamol EP Impurity C (CAS 3964-54-3)
Recommended Standards
- Guaiacol EP Impurity E (CAS 93-58-3)
- Sorafenib Impurity 24 (CAS 6144-78-1)
- Azelastine Hydrochloride EP Impurity A (CAS 613-94-5)
- Fluconazole Impurity 68 (CAS CATO-C4X-101968)
- Tolterodine impurity 38 (CAS CATO-C4X-176738)
- 3-(Benzylamino)-1-phenylpropan-1-ol (CAS 34597-73-4)
- Dimethyl 5-(chloromethyl)isophthalate (CAS 252210-01-8)
- 4,4',4''-Trichloro-2,2':6',2''-terpyridine (CAS 97238-12-5)
- 3-Chloro-5-(trifluoromethyl)-N-(2-(5-(trifluoromethyl)-1H-benzo[d]imidazol-1-yl)ethyl)pyridin-2-amine (CAS 478262-26-9)
- Semaglutide Impurity 187 (CAS CATO-C4X-2226187)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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