Ramipril EP Impurity D CAS 108731-95-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 108731-95-9 |
| Molecular Formula | C23H30N2O4 |
| Molecular Weight | 398.50 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ramipril EP Impurity D (CAS 108731-95-9), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C23H30N2O4. Molecular weight: 398.50 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C23H30N2O4 |
| Molecular Weight | 398.50 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 2 |
Related Ramipril Standards
- Ramipril EP Impurity A (CAS 108313-11-7)
- Ramipril EP Impurity E (CAS 87269-97-4)
- Ramipril EP Impurity L (CAS 1309040-96-7)
- Ramipril EP Impurity L(mixture) (CAS CATO-C4X-174412)
- Ramipril Impurity 1 (CAS CATO-C4X-17441)
- Ramipril (CAS 87333-19-5)
- Ramipril Impurity 27 (CAS 753405-33-3)
- Ramipril EP Impurity I (CAS 129939-65-7)
Recommended Standards
- Fesoterodine Impurity 7 (CAS CATO-C4X-16447)
- Teneligliptin impurity 38 (CAS CATO-C4X-176038)
- Promethazine Impurity 54 (CAS CATO-C4X-141854)
- Cholecalciferol Impurity 19 (CAS CATO-C4X-158619)
- Valsartan Impurity 14 (CAS 137863-90-2)
- Methyl 2-bromo-5-methylthiazole-4-carboxylate (CAS 56355-61-4)
- 4-(2,3-Dimethylphenyl)-5-((4-ethylphenoxy)methyl)-4H-1,2,4-triazole-3-thiol (CAS 917748-23-3)
- 1-((3-Ethyl-1-methyl-1h-1,2,4-triazol-5-yl)methyl)-1h-pyrazol-4-amine (CAS 1342421-75-3)
- 3-Methyl-1-(4-(trifluoromethyl)benzyl)-1h-pyrazol-5-amine (CAS 1307705-43-6)
- Semaglutide impurity 236 (CAS CATO-C4X-2226236)
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