2-Chloro-6-(2-chloro-4-nitrostyryl)benzene-1-sulfonyl fluoride CAS 31368-21-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 31368-21-5 |
| Molecular Formula | C14H8Cl2FNO4S |
| Molecular Weight | 376.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-6-(2-chloro-4-nitrostyryl)benzene-1-sulfonyl fluoride (CAS 31368-21-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H8Cl2FNO4S. Molecular weight: 376.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H8Cl2FNO4S |
| Molecular Weight | 376.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1965 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-4-(2-chloro-4-nitrostyryl)benzene-1-sulfonyl fluoride (CAS 31368-18-0)
- 2-Chloro-5-(2-chloro-4-nitrostyryl)benzene-1-sulfonyl fluoride (CAS 31368-22-6)
- 3-Chloro-4-(2-chloro-4-nitrostyryl)benzene-1-sulfonyl fluoride (CAS 31368-17-9)
- 4-Chloro-2-(2-chloro-4-nitrostyryl)benzene-1-sulfonyl fluoride (CAS 31368-20-4)
- 5-Chloro-2-(2-chloro-4-nitrostyryl)benzene-1-sulfonyl fluoride (CAS 31368-19-1)
- 5-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)methyl)thiophene-2-sulfonyl chloride (CAS 339010-78-5)
- 7-Chloro-2-(3,4-dimethoxyphenyl)-8-methylquinoline-4-carbonyl chloride (CAS 1160256-52-9)
- 7-Chloro-2-(2,5-dimethoxyphenyl)-8-methylquinoline-4-carbonyl chloride (CAS 1160256-57-4)
Recommended Standards
- 2-Chlorobenzyl (3-chloro-1,4-dioxo-1,4-dihydronaphthalen-2-yl)carbamate (CAS 477858-81-4)
- 3-(4-iodo-1-oxo-isoindolin-2-yl)piperidine-2,6-dione (CAS 2207541-30-6)
- 2-Bromo-N-butyl-4-(trifluoromethoxy)benzenesulfonamide (CAS 957062-76-9)
- L-Glucose-2 13C (CAS 478519-05-0)
- 3-Phenylpiperidin-3-ol hydrochloride (CAS 105558-52-9)
- 5-Benzyl-4-chloro-2-methyl-6-(pyrrolidin-1-yl)pyrimidine (CAS 500156-13-8)
- 4-((Methylsulfonyl)methyl)benzoperoxoic acid (CAS 1417633-81-8)
- 623588-30-7 tert-Butyl 4-(5-formylthiophen-2-yl)piperazine-1-carboxylate DTXSID10651047 (CAS 623588-30-7)
- 5-Amino-N-(2,3-dimethylphenyl)-1-(4-methylbenzyl)-1H-1,2,3-triazole-4-carboxamide (CAS 902470-15-9)
- Peptide Impurity 12 (CAS CATO-CPTD788812)
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