3-(Methylsulfonyl)-2-nitroaniline CAS 1338483-42-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1338483-42-3 |
| Molecular Formula | C7H8N2O4S |
| Molecular Weight | 216.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(Methylsulfonyl)-2-nitroaniline (CAS 1338483-42-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H8N2O4S. Molecular weight: 216.21 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H8N2O4S |
| Molecular Weight | 216.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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.) | 1991 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methylsulfonyl Standards
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- 4-Methyl-2-(methylsulfonyl)-3-nitropyridine (CAS 66665-94-9)
Recommended Standards
- DL-2-(p-Tolyl)glycine (CAS 13227-01-5)
- N-(3-Fluoropyridin-4-yl)benzamide (CAS 1315494-51-9)
- 1,4,6,7-Tetrahydrothiopyrano[4,3-c]pyrazole-3-carboxylic acid 5,5-dioxide (CAS 1342123-44-7)
- Cholesta-1,4,6-trien-3-one (CAS 3464-60-6)
- 6,8-Dibromo-4-chloro-2-(trifluoromethyl)pyrido[3,4-d]pyrimidine (CAS 2119690-69-4)
- 2-Fluoro-6-(trifluoromethyl)pyridine-4-methanol (CAS 1227600-58-9)
- 3-(4-Chlorobenzoyl)-2-methylindolizine-1-carbaldehyde (CAS 685891-13-8)
- (R)-3-Isopropylmorpholine hydrochloride (CAS 1227917-52-3)
- N1-(2-Nitrophenyl)propane-1,3-diamine hydrochloride (CAS 145315-42-0)
- Semaglutide impurity 58 (CAS CATO-C4X-222658)
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