Amlodipine Impurity 18 CAS 1809326-44-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1809326-44-0 |
| Molecular Formula | C18H21ClN2O5 |
| Molecular Weight | 380.82 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Amlodipine Impurity 18 (CAS 1809326-44-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H21ClN2O5. Molecular weight: 380.82 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C18H21ClN2O5 |
| Molecular Weight | 380.82 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Amlodipine Standards
- Amlodipine Impurity 19 (CAS CATO-C4X-109519)
- Amlodipine Impurity 75 (CAS 113994-44-8)
- Amlodipine Impurity 52 (CAS CATO-C4X-109552)
- Amlodipine Impurity N5 (CAS 107812-86-2)
- Amlodipine Impurity 77 (CAS 2802443-91-8)
- Amlodipine Impurity N1 (CAS 194472-27-0)
- Amlodipine Impurity 30 (CAS 496024-43-2)
- Amlodipine Impurity 60 (CAS 949155-13-9)
Recommended Standards
- Empagliflozin impurity 194 (CAS CATO-C4X-1065194)
- N-(4-Chlorophenyl)-11,15-dioxa-16-azatetracyclo[8.7.0.0^{2,7}.0^{13,17}]heptadeca-1(10),2(7),3,5,8-pentaene-16-carboxamide (CAS 477853-74-0)
- Dapagliflozin Impurity 13 (CAS 864070-37-1)
- Ozagrel Impurity N2 (CAS 20754-20-5)
- Levosimendan impurity 73 (CAS CATO-C4X-130873)
- N-[1-(1H-1,3-Benzodiazol-2-yl)ethyl]-2,4-dichlorobenzamide (CAS 338410-87-0)
- 1-[2-(2-aminoethoxy)ethoxy]butane (CAS 6338-53-0)
- 1,3-Dimethyl-5-{[(piperidin-4-ylmethyl)amino]methylene}pyrimidine-2,4,6(1H,3H,5H)-trione (CAS 362495-00-9)
- N-(2-Phenoxyethyl)-N-(tetrahydro-2-furanylmethyl)-amine hydrochloride (CAS 356532-62-2)
- C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 127869-51-6)
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