2,6-difluoro-3-(methylsulfamoyl)benzoic acid CAS 1039993-93-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1039993-93-5 |
| Molecular Formula | C8H7F2NO4S |
| Molecular Weight | 251.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,6-difluoro-3-(methylsulfamoyl)benzoic acid (CAS 1039993-93-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H7F2NO4S. Molecular weight: 251.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H7F2NO4S |
| Molecular Weight | 251.21 g/mol |
| 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 |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related difluoro Standards
- Methyl 2,6-difluoro-3-sulfamoylbenzoate (CAS 1343580-91-5)
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Recommended Standards
- Ethyl 1-(2-fluorophenyl)-5-oxo-2,5-dihydro-1H-1,2,4-triazole-3-carboxylate (CAS 1000575-18-7)
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- Ethyl 1-(4-fluorophenyl)-5-oxo-2,5-dihydro-1H-1,2,4-triazole-3-carboxylate (CAS 1000573-68-1)
- 2-chloro-N-(4-fluoro-3-nitrophenyl)propanamide (CAS 731011-93-1)
- (2,4-Dimethoxyphenyl)(6-methylpyridin-3-yl)methanone (CAS 1187165-00-9)
- (3R,4S)-2-Oxotetrahydrofuran-3,4-diyl dibenzoate (CAS 538368-86-4)
- Pyruvic Acid (CAS 127-17-3)
- Tecloftalam (CAS 76280-91-6)
- 2-((5-Methyl-1h-1,2,4-triazol-3-yl)thio)ethan-1-amine (CAS 842955-68-4)
- Glucagon receptor antagonists-2 (CAS 202917-18-8)
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