Amlodipine Impurity 51 CAS 93848-81-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 93848-81-8 |
| Molecular Formula | C21H25ClN2O6 |
| Molecular Weight | 436.89 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Amlodipine Impurity 51 (CAS 93848-81-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H25ClN2O6. Molecular weight: 436.89 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H25ClN2O6 |
| Molecular Weight | 436.89 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Amlodipine Standards
- Amlodipine Impurity 42 (CAS 158151-92-9)
- Amlodipine Impurity 43 (CAS CATO-C4X-109543)
- Amlodipine Impurity 117 (CAS CATO-C4X-1095117)
- Amlodipine Impurity 133 (CAS CATO-C4X-1095133)
- Amlodipine Impurity 82 (CAS CATO-C4X-109582)
- Amlodipine Impurity 84 (CAS 906098-03-1)
- Amlodipine Azido Impurity (CAS 88150-46-3)
- Amlodipine Impurity 20 (CAS 400024-08-0)
Recommended Standards
- Ethyl 4-(3-(4-chlorophenyl)-1-phenyl-1H-pyrazol-4-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 310440-80-3)
- Losartan Impurity 14 (CAS 124750-92-1)
- 2-Amino-4-(4-((2-chlorobenzyl)oxy)-3-methoxyphenyl)-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile (CAS 315245-11-5)
- Crizotinib Impurity 69 (CAS CATO-C4X-102569)
- Riboflavin EP Impurity C (CAS 2535-20-8)
- (2S)-2-Amino-3-phenylpropionyl Amide (CAS 5241-58-7)
- 4-Ethynyl-2,6-difluorobenzonitrile (CAS 2380236-60-0)
- 2-(2-(Pyridin-4-yloxy)phenyl)acetic acid (CAS 1534533-86-2)
- 2-Chloro-4,6-dimethyl-1,3-benzothiazole (CAS 80689-35-6)
- Semaglutide Impurity 177 (CAS CATO-C4X-2226177)
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