5-Fluoro-2-methoxybenzene-1-sulfonamide CAS 444-54-2
| CAS No. | 444-54-2 |
| Molecular Formula | C7H8FNO3S |
| Molecular Weight | 205.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-Fluoro-2-methoxybenzene-1-sulfonamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
CATO supplies 5-Fluoro-2-methoxybenzene-1-sulfonamide (CAS 444-54-2), a certified reference material (molecular formula C7H8FNO3S, MW 205.21 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H8FNO3S, 5-Fluoro-2-methoxybenzene-1-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 205.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H8FNO3S |
| Molecular Weight | 205.21 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, 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.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Fluoro Standards
- 3-Fluoro-4-(hydroxymethyl)benzenesulfonamide (CAS 1006912-10-2)
- 2-Fluoro-6-methoxybenzenesulfonamide (CAS 1208076-67-8)
- N-(3-Fluoro-2-hydroxyphenyl)methanesulfonamide (CAS 1243312-60-8)
- N-(2-Fluoro-5-hydroxyphenyl)methanesulfonamide (CAS 1243360-58-8)
- N-(5-fluoro-2-hydroxyphenyl)methanesulfonamide (CAS 1243366-86-0)
- N-fluoro-4,6-dimethylpyridinium-2-sulfonate (CAS 147541-01-3)
- 4-fluoro-2-methoxybenzene-1-sulfonamide (CAS 1551552-60-3)
- 3-Fluoro-4-hydrazinylbenzenesulfonamide (CAS 606126-17-4)
Recommended Standards
- 5-Ethyl-5-(pyridin-4-yl)imidazolidine-2,4-dione (CAS 6294-55-9)
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- 5-Ethyl-1-(hydroxymethyl)indoline-2,3-dione (CAS 690225-90-2)
- 5-Hydroxy-1H-indole-2-carboxylic Acid Ethyl Ester (CAS 24985-85-1)
- 3-Chloro-4-cyclopropoxy-5-isopropylpyridine (CAS 1243316-85-9)
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- Fmoc-Asn(GlcNAc(Ac)3-β-D)-OH (CAS 131287-39-3)
- N'-(Furan-2-ylmethylene)-4-methylbenzenesulfonohydrazide (CAS 18708-18-4)
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- 2-Methyl-3-(5-methylfuran-2-carboxamido)propanoic acid (CAS 1250364-01-2)
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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 18665070610 / Nicole.chen@cato-chem.com