Ensifentrine Impurity 2 CAS 75535-95-4
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 75535-95-4 |
| Molecular Formula | C14H16N2O5 |
| Molecular Weight | 292.29 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ensifentrine Impurity 2 (CAS 75535-95-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H16N2O5. Molecular weight: 292.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H16N2O5 |
| Molecular Weight | 292.29 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 2 |
Related Ensifentrine Standards
- Ensifentrine Impurity 26 (CAS CATO-C4X-335326)
- Ensifentrine impurity 16 (CAS CATO-C4X-335316)
- Ensifentrine impurity 50 (CAS 39201-71-3)
- Ensifentrine impurity 44 (CAS CATO-C4X-335344)
- Ensifentrine impurity 46 (CAS CATO-C4X-335346)
- Ensifentrine impurity (CAS 4359-64-2)
- Ensifentrine impurity 48 (CAS 20488-59-9)
- Ensifentrine impurity 45 (CAS 3088358-10-2)
Recommended Standards
- Icotinib Impurity 6 (CAS 1204313-57-4)
- Etrimfos (CAS 38260-54-7)
- Lenalidomide Impurity 64 (CAS CATO-C4X-190364)
- Baxdrostat Impurity 29 (CAS 1428652-18-9)
- Cilnidipine Impurity 18 (CAS 52326-05-3)
- n-(4-Fluoro-2-methylbenzyl)-1-methoxypropan-2-amine (CAS 1250959-90-0)
- 2-Bromo-1-(difluoromethyl)-4-(trifluoromethyl)benzene (CAS 1214337-38-8)
- 2-(3-Bromo-4-methylphenyl)-1,3-dioxolane (CAS 124717-60-8)
- (S)-2-((tert-Butoxycarbonyl)amino)-2-(pyridin-3-yl)acetic acid (CAS 300372-37-6)
- Anti-Inflammatory Peptide 1 (CAS 118850-71-8)
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