4-(4-Fluorobenzenesulfonyl)aniline CAS 312-35-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 312-35-6 |
| Molecular Formula | C12H10FNO2S |
| Molecular Weight | 251.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Fluorobenzenesulfonyl)aniline (CAS 312-35-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H10FNO2S. Molecular weight: 251.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H10FNO2S |
| Molecular Weight | 251.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-(3-Amino-4-methylphenyl)phthalazin-1-ol (CAS 843638-25-5)
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- 4-(3,4-Dihydroisoquinolin-1-yl)benzoic acid (CAS 62333-68-0)
- Methyl 3-(benzyloxy)-2,4-difluorobenzoate (CAS 2635937-53-8)
- (S)-N-(1-(5-bromo-2-fluorophenyl)ethylidene)-2-methylpropane-2-sulfinamide (CAS 1457976-11-2)
- 2-[(2-Morpholin-4-ylethyl)amino]-5-nitrobenzonitrile (CAS 756869-15-5)
- 2,2-Dimethyl-3-(4-methylphenyl)pyrrolidine (CAS 1250894-58-6)
- Tetraethyl propane-1,1,2,3-tetracarboxylate (CAS 635-03-0)
- 2-Chloro-5-ethynyl-1,3-difluorobenzene (CAS 177572-84-8)
- Semaglutide impurity 50 (CAS 2773558-66-8)
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