2,4-difluoro-5-methyl-benzenesulfonyl chloride CAS 1235407-51-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1235407-51-8 |
| Molecular Formula | C7H11ClF2O2S |
| Molecular Weight | 232.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-difluoro-5-methyl-benzenesulfonyl chloride (CAS 1235407-51-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H11ClF2O2S. Molecular weight: 232.68 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H11ClF2O2S |
| Molecular Weight | 232.68 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related difluoro Standards
- (2,3-Difluoro-6-methoxy-5-nitrophenyl)boronic acid (CAS 2377608-64-3)
- (Difluoro(phenylthio)methyl)trimethylsilane (CAS 536975-49-2)
- 3,4-Difluoro-5-(isopentyloxy)benzenethiol (CAS 1443302-92-8)
- 3,5-Difluoro-4-(pentyloxy)benzenethiol (CAS 1443304-90-2)
- 3,4-Difluoro-5-(pentyloxy)benzenethiol (CAS 1443310-59-5)
- 3,5-Difluoro-2-(isopentyloxy)benzenethiol (CAS 1443336-75-1)
- (3,5-Difluoro-2-isobutoxyphenyl)(methyl)sulfane (CAS 1443344-46-4)
- (3,5-Difluoro-4-isobutoxyphenyl)(methyl)sulfane (CAS 1443349-72-1)
Recommended Standards
- 4-Cyclopropoxybenzenesulfonyl chloride (CAS 1208075-87-9)
- 3-Acetyl-5-methylbenzenesulfonyl chloride (CAS 1251154-62-7)
- 3-Acetyl-4-methylbenzene-1-sulfonyl chloride (CAS 1152590-15-2)
- 2-chloro-1,7-naphthyridine-3-carbonitrile (CAS 1934530-35-4)
- 2-(4-Ethoxybenzamido)-6-isopropyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide hydrochloride (CAS 1215393-03-5)
- cyclopropyl(2,5-difluorophenyl)methanamine (CAS 536695-21-3)
- Methyl({5H,6H,8H-[1,2,4]triazolo[3,4-c][1,4]oxazin-3-yl}methyl)amine (CAS 1503019-34-8)
- 1-(3-Bromobenzyl)pyrrolidine-2,5-dione (CAS 791817-73-7)
- 2-Cyano-4-hydroxybenzoic acid (CAS 1243363-28-1)
- Uremic Pentapeptide (CAS 71494-20-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com