AM 281 CAS 202463-68-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 202463-68-1 |
| Molecular Formula | C21H19Cl2IN4O2 |
| Molecular Weight | 557.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies AM 281 (CAS 202463-68-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H19Cl2IN4O2. Molecular weight: 557.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H19Cl2IN4O2 |
| Molecular Weight | 557.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
| Halogen Content | Cl/I-containing |
| Nitrogen Atoms | 4 |
Recommended Standards
- 5-Bromo-1-((3-(4-bromophenyl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)methyl)indoline-2,3-dione (CAS 337932-32-8)
- N-Methylperfluorooctanesulfonamidoethanol (CAS 24448-09-7)
- 1-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Heptadecafluoroundecyl)-1h-pyrrole-2,5-dione (CAS 852527-40-3)
- 1-(3-Methylthiophen-2-yl)butan-2-ol (CAS 1281745-90-1)
- Benzyl 2-cyano-2-(2-nitro-5-(trifluoromethyl)phenyl)acetate (CAS 605668-92-6)
- Salbutamol Impurity 113 (CAS CATO-C4X-1176113)
- 1-Benzylpyrrole (CAS 2051-97-0)
- 4-Chloro-2,6-diisopropylphenol (CAS 91561-75-0)
- 3-Chloro-5-ethoxybenzoic Acid (CAS 97209-04-6)
- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
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