3-(n-(2-Carboxyphenyl)sulfamoyl)-4-chlorobenzoic acid CAS 326878-90-4
| CAS No. | 326878-90-4 |
| Molecular Formula | C14H10ClNO6S |
| Molecular Weight | 355.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 355.75 g/mol gives 3-(n-(2-Carboxyphenyl)sulfamoyl)-4-chlorobenzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(n-(2-Carboxyphenyl)sulfamoyl)-4-chlorobenzoic acid (CAS 326878-90-4) is a high-purity analytical reference standard with the molecular formula C14H10ClNO6S and a molecular weight of 355.75 g/mol.
Structurally, 3-(n-(2-Carboxyphenyl)sulfamoyl)-4-chlorobenzoic acid (C14H10ClNO6S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 355.75 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-(n-(2-Carboxyphenyl)sulfamoyl)-4-chlorobenzoic acid 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.
Physical & Chemical Properties
| Molecular Formula | C14H10ClNO6S |
| Molecular Weight | 355.75 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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