2-[(4-chlorophenyl)sulfonyl]-4-methoxynicotinamide CAS 339276-64-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 339276-64-1 |
| Molecular Formula | C13H11ClN2O4S |
| Molecular Weight | 326.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-[(4-chlorophenyl)sulfonyl]-4-methoxynicotinamide (CAS 339276-64-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H11ClN2O4S. Molecular weight: 326.76 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H11ClN2O4S |
| Molecular Weight | 326.76 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1(6H)-Pyridazineacetamide, 3-chloro-6-[(phenylsulfonyl)imino]- (CAS 2102414-90-2)
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- 6-Bromo-3-fluoro-1H-indole-2-carboxylic acid (CAS 2116286-77-0)
- (R)-2-Amino-4-(2,5-dichlorophenyl)butanoic acid (CAS 1260596-00-6)
- (2Z)-2-[(Dimethylamino)methylidene]-N-(2-methoxyphenyl)-3-oxobutanamide (CAS 1088988-32-2)
- 3-Chloropicolinamide (CAS 114080-95-4)
- 2-Bromo-4-fluoro-3-methyl-1-nitrobenzene (CAS 1245644-86-3)
- Semaglutide Impurity 143 (CAS CATO-C4X-2226143)
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