2-((4-(n-(5-Methylisoxazol-3-yl)sulfamoyl)phenyl)carbamoyl)benzoic acid CAS 68274-44-2
| CAS No. | 68274-44-2 |
| Molecular Formula | C18H15N3O6S |
| Molecular Weight | 401.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-((4-(n-(5-Methylisoxazol-3-yl)sulfamoyl)phenyl)carbamoyl)benzoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
2-((4-(n-(5-Methylisoxazol-3-yl)sulfamoyl)phenyl)carbamoyl)benzoic acid (CAS 68274-44-2) is a high-purity analytical reference standard with the molecular formula C18H15N3O6S and a molecular weight of 401.39 g/mol.
Based on its molecular formula C18H15N3O6S, 2-((4-(n-(5-Methylisoxazol-3-yl)sulfamoyl)phenyl)carbamoyl)benzoic acid contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 401.39 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C18H15N3O6S |
| Molecular Weight | 401.39 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related n Standards
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- N-(3-Methylisoxazol-5-yl)-2-(4-nitrobenzamido)benzamide (CAS 90059-35-1)
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Recommended Standards
- (S)-MorfPhos (CAS 185449-81-4)
- 4-(4-Fluoro-3-formylphenyl)-1-methoxyisoquinolin-5-yl benzoate (CAS 651030-65-8)
- Benzyl 5-((diethoxyphosphoryl)methyl)-1H-indole-2-carboxylate (CAS 1233086-47-9)
- 4-[(11bR)-Dinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepin-4-yl]morpholine (CAS 636559-56-3)
- 4-Ethylbenzofuran-2(3H)-one (CAS 742079-64-7)
- 4-(Benzo[d]thiazol-2-yl)butanenitrile (CAS 21344-52-5)
- 8-(Benzyloxy)-2-bromo-1-hydroxy-3-methylanthracene-9,10-dione (CAS 919110-85-3)
- 7-Methyl-5-(trifluoromethyl)tetrazolo[1,5-a]pyrimidine (CAS 866050-45-5)
- 2-Butyramidopropanoic acid (CAS 55930-29-5)
- 5-Bromo-6-(1H-imidazol-1-yl)pyridin-3-amine (CAS 1508369-91-2)
- N-(2-Aminoethyl)-N-(pentachlorophenyl)amine (CAS 3426-65-1)
- 7-((3aR,4R,6R,6aR)-6-(Aminomethyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine (CAS 49554-54-3)
- N-(tert-butyl)-1,3-dimethyl-1H-pyrazole-5-carboxamide (CAS 1281041-29-9)
- Semaglutide Impurity 137 (x TFA Salt) (CAS CATO-C4X-2226137)
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