Cinnarizine EP Impurity E CAS 216581-01-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 216581-01-0 |
| Molecular Formula | C30H30N2 |
| Molecular Weight | 418.57 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Cinnarizine EP Impurity E (CAS 216581-01-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C30H30N2. Molecular weight: 418.57 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C30H30N2 |
| Molecular Weight | 418.57 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2018 |
| Nitrogen Atoms | 2 |
Related Cinnarizine Standards
- Cinnarizine-D8 (CAS 1185242-27-6)
- Cinnarizine Impurity 1 (CAS 16699-20-0)
- Cinnarizine EP Impurity B (CAS 750512-44-8)
- Cinnarizine (CAS 298-57-7)
- Cinnarizine EP Impurity D (CAS 1415587-79-9)
- Cinnarizine EP Impurity D (CAS 1199751-98-8)
- Cinnarizine EP Impurity C (CAS CATO-C4X-13989)
- Cinnarizine EP Impurity A (CAS 841-77-0)
Recommended Standards
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- Apremilast Impurity 38 (CAS 2095036-40-9)
- Telmisartan Aldehyde Impurity (CAS 112804-58-7)
- (R)-α-Methylhistamine dihydrochloride, 98% (CAS 75614-89-0)
- 1-Benzoyl-3-(2-methylnaphthalen-1-yl)thiourea (CAS 866038-84-8)
- tert-Butyl ((7-bromo-4-oxo-3,4-dihydrophthalazin-1-yl)methyl)carbamate (CAS 2629316-12-5)
- 1-(4-Ethylcyclohexyl)cyclopropane-1-carboxylic acid (CAS 1508024-31-4)
- Peptide Impurity (CAS CATO-CPTD788810)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com