2-Methoxy-4-sulfamoylbenzoic acid CAS 4816-28-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4816-28-8 |
| Molecular Formula | C8H9NO5S |
| Molecular Weight | 231.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Methoxy-4-sulfamoylbenzoic acid (CAS 4816-28-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9NO5S. Molecular weight: 231.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9NO5S |
| Molecular Weight | 231.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-Methyl-3,4-dihydro-2H-pyrazolo[1,5-e][1,2,5]thiadiazine-7-carboxylic acid 1,1-dioxide (CAS 2138342-58-0)
- 2-Hydroxy-5-methyl-3-sulfamoylbenzoic acid (CAS 926193-62-6)
- 2-Methyl-5-nitrobenzenesulfonohydrazide (CAS 53516-95-3)
- 2-(5-Cyclopropyl-1,2,4-oxadiazol-3-yl)-N-methylethanamine (CAS 1227465-59-9)
- 2-(Heptan-2-ylamino)cyclohexan-1-ol (CAS 1250709-08-0)
- 2-(7-Oxo-3-(m-tolyl)-3,7-dihydro-6H-[1,2,3]triazolo[4,5-d]pyrimidin-6-yl)acetonitrile (CAS 893938-19-7)
- 1-Hexadecyl-3-methylimidazolium bromide (CAS 132361-22-9)
- Di-O-benzyl Relmapirazin (CAS CATO-C4X-33343)
- N-(3-Chloro-4-fluorophenyl)-6-nitro-7-(phenylsulfonyl)quinazolin-4-amine (CAS 945553-94-6)
- Peptide Impurity 41 (CAS CATO-CPTD788841)
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