Disperse Red 7 CAS 4540-00-5
Purity >95%In StockPharmaceutical Standards
| CAS No. | 4540-00-5 |
| Molecular Formula | C16H17ClN4O4 |
| Molecular Weight | 364.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Disperse Red 7 (CAS 4540-00-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C16H17ClN4O4. Molecular weight: 364.78 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H17ClN4O4 |
| Molecular Weight | 364.78 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Disperse Standards
Recommended Standards
- Norfloxacin Impurity 49 (CAS CATO-C4X-146849)
- Tert-butyl 3-(4-chlorophenyl)-3-(trifluoromethyl)piperazine-1-carboxylate (CAS 1639963-99-7)
- Vonoprazan Fumarate Impurity 70 (CAS 928324-80-5)
- Azetidine-3-thiol hydrochloride (CAS 179337-60-1)
- 7-Methoxy-2-methyl-2,3-dihydrobenzofuran-3-amine (CAS 1247833-61-9)
- L-Psicose (CAS 16354-64-6)
- 2-(Aminomethyl)-6-(difluoromethyl)-4-fluoropyridine-3-acetonitrile (CAS 1806931-14-5)
- 3497-00-5 NO4H2EXV6A Phenylthionophosphonic dichloride Dichloro(phenyl)phosphine sulphide Phosphonothioic dichloride, P-phenyl- Phosphonothioic dichloride, phenyl- AI3-15061 Benzene phosphorus thiodichloride Dichlorophenylphosphine sulfide EINECS 222-494-9 HSDB 2730 NSC 62217 Phenylphosphonothioic dichloride Phenylphosphonothionodichloridate Phenylphosphonothioyl dichloride Phenylthiophosphonyl dichloride Phosphine sulfide, dichlorophenyl- UNII-NO4H2EXV6A Phenyl phosphorus thiodichloride Phenyl phosphorus thiodichloride [UN2799] [Corrosive] UN2799 (CAS 3497-00-5)
- 2-((4-Oxo-3-phenyl-3,4-dihydroquinazolin-2-yl)thio)acetohydrazide (CAS 37029-30-4)
- Semaglutide impurity 63 (CAS CATO-C4X-222663)
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