4-Fluoro-3-methyl-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride CAS 1803703-74-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1803703-74-3 |
| Molecular Formula | C7H4ClF4NO3S |
| Molecular Weight | 293.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Fluoro-3-methyl-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride (CAS 1803703-74-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H4ClF4NO3S. Molecular weight: 293.62 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H4ClF4NO3S |
| Molecular Weight | 293.62 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, 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Fluoro Standards
- 4-Fluoro-2-methyl-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride (CAS 1804738-37-1)
- 4-Fluoro-5-methyl-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride (CAS 1805954-13-5)
- 4-Fluoro-3-(2-chloro-phenylcarbamoyl)phenylboronic acid (CAS 1451393-31-9)
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Recommended Standards
- 2-Bromo-2-(6-chlorophenyl)cyclohexanol-d4 (1.0mg/ml in Acetonitrile) (CAS 1795011-67-4)
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- 1-(Trichloromethyl)-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-d4 (CAS 1794886-07-9)
- 5-((6-((1-(Piperidin-4-yl)ethyl)amino)pyrimidin-4-yl)amino)pyrazine-2-carbonitrile (CAS 1137475-37-6)
- 4-Chloro-5-(difluoromethyl)-2-iodo-3-nitropyridine (CAS 1806886-39-4)
- R(-)-2-Hydroxy-N-propylnorapomorphine Hydrobromide Salt (1.0mg/ml in Acetonitrile) (CAS 79640-85-0)
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- 6-methoxy-5-nitro-benzofuran (CAS 90322-46-6)
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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