N-(4-Amino-2-methoxy-5-methylphenyl)-4-methylbenzenesulfonamide CAS 91-70-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91-70-3 |
| Molecular Formula | C15H18N2O3S |
| Molecular Weight | 306.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(4-Amino-2-methoxy-5-methylphenyl)-4-methylbenzenesulfonamide (CAS 91-70-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H18N2O3S. Molecular weight: 306.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H18N2O3S |
| Molecular Weight | 306.38 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related N Standards
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Recommended Standards
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