4-Bromo-2,3-dinitrotoluene CAS 874513-63-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 874513-63-0 |
| Molecular Formula | C7H5BrN2O4 |
| Molecular Weight | 261.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Bromo-2,3-dinitrotoluene (CAS 874513-63-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H5BrN2O4. Molecular weight: 261.03 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H5BrN2O4 |
| Molecular Weight | 261.03 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-Amino-3-bromo-5-nitrobenzoic acid (CAS 556651-33-3)
- 4-Bromo-2,6-dinitrotoluene (CAS 95192-64-6)
- 3-Chloro-4-(2-chloro-1,1,2-trifluoro-ethoxy)-phenol (CAS 887268-35-1)
- (S)-1,1,1-Trifluorobut-3-en-2-amine (CAS 1301299-48-8)
- 1-Hydroxy-2-propanone 2-(2,4-dinitrophenyl)hydrazone (CAS 96481-90-2)
- Platinum dichloride (CAS 10025-65-7)
- H-Gly-Ala-Asp-OH (CAS 69959-37-1)
- 3-Oxo-3-(trimethyl-1h-pyrazol-4-yl)propanenitrile (CAS 158387-00-9)
- Omeprazole Impurity 40 (CAS CATO-C4X-125540)
- Semaglutide impurity 91 (CAS CATO-C4X-222691)
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