2,4-Dichloro-3,5-Dinitrobenzonitrile CAS 1930-71-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1930-71-8 |
| Molecular Formula | C7HCl2N3O4 |
| Molecular Weight | 262.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Dichloro-3,5-Dinitrobenzonitrile (CAS 1930-71-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7HCl2N3O4. Molecular weight: 262.01 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7HCl2N3O4 |
| Molecular Weight | 262.01 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Dichloro Standards
- 2,4-Dichloro-7-fluoro-6-nitroquinazoline (CAS 1007308-75-9)
- 2,3-Dichloro-6-fluoro-7-nitroquinoxaline (CAS 153392-16-6)
- 2,4-Dichloro-5-nitro-6-(trifluoromethyl)pyrimidine (CAS 715-42-4)
- 4,6-Dichloro-5-nitro-2-(trifluoromethyl)pyrimidine (CAS 715-46-8)
- 3,5-Dichloro-2,6-difluoro-4-(methylsulfonyl)pyridine (CAS 13239-87-7)
- 1-(3,5-Dichloro-4-fluorophenyl)pyrrolidine-2,5-dione (CAS 66832-14-2)
- 2,6-Dichloro-4-((trifluoromethyl)thio)aniline (CAS 99479-65-9)
- N-(3,4-Dichloro-phenyl)-2-hydrazinocarbonyl-acetamide (CAS 1147218-91-4)
Recommended Standards
- 6-Bromo-5,7-difluoroindoline-2,3-dione (CAS 1698027-85-8)
- 1-Chlorotetradecane-d (CAS 352431-16-4)
- 8-Iodopyrazolo[1,5-a][1,3,5]triazin-4(3H)-one (CAS 147916-84-5)
- Methyl o-methylhomoserinate (CAS 225102-33-0)
- N-Phenyltetrahydro-2H-pyran-4-amine hydrochloride (CAS 360058-83-9)
- (2E)-N-(5-fluoro-2-methylphenyl)-2-(N-hydroxyimino)acetamide (CAS 876395-72-1)
- (Cyclopentylcarbamoyl)-L-leucine (CAS 956192-72-6)
- Prilocaine Impurity 12 (CAS 19422-76-5)
- 1-(3-(Piperazin-1-yl)azetidin-1-yl)butan-1-one (CAS 1494209-84-5)
- (Des-Thr7)-Glucagon trifluoroacetate salt (CAS 1802078-28-9)
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