Imidapril Impurity 18 CAS 117605-19-3
| CAS No. | 117605-19-3 |
| Molecular Formula | C20H27N3O6 |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Imidapril Impurity 18 (C20H27N3O6HCl) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 441.91 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Imidapril Impurity 18 (CAS 117605-19-3) is a certified pharmaceutical impurity reference standard with the molecular formula C20H27N3O6HCl and a molecular weight of 441.91 g/mol.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO manufactures Imidapril Impurity 18 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C20H27N3O6 HCl |
| Molecular Weight | 441.91 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Imidapril Standards
- Imidapril Maleate (CAS 117605-23-9)
- Imidapril Impurity N1 (CAS 120294-09-9)
- Imidapril Impurity 16 (CAS 157085-02-4(free base))
- Imidapril Impurity 13 (CAS 157085-03-5(free base))
- Imidapril Impurity 12 (CAS 157085-04-6(free base))
- Imidapril Impurity 14 (CAS 157085-05-(free base))
- Imidapril Impurity 15 (CAS 157085-06-8(free base))
- Imidapril Impurity 17 (CAS 157085-07-9(free base))
Recommended Standards
- Doxycycline EP Impurity B (CAS CATO-C4X-19312)
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- 2-(4-(Aminomethyl)pyridin-2-yl)-4-(trifluoromethyl)phenol (CAS 1956327-23-3)
- BRL 54443, 98% (CAS 57477-39-1)
- 2-Methylcyclohexanol (cis- and trans- mixture) (CAS 583-59-5)
- 3-(4-Chlorophenyl)-N-(3-Fluorophenyl)-2-Methylprop-2-Enamide (CAS 76691-26-4)
- 4-[5-(3,5-Dichloro-4-fluorophenyl)-5-(trifluoromethyl)-4,5-dihydro-1,2-oxazol-3-yl]-N-hydroxy-2-methylbenzamide (CAS CATO-CCPD103645)
- D-Ala28-Tirzepatide (CAS CATO-CPTD788906)
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 18665070610 / Nicole.chen@cato-chem.com