5-Fluoro-2,4-dimethoxybenzene-1-sulfonyl chloride CAS 1258652-39-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1258652-39-9 |
| Molecular Formula | C8H8ClFO4S |
| Molecular Weight | 254.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Fluoro-2,4-dimethoxybenzene-1-sulfonyl chloride (CAS 1258652-39-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H8ClFO4S. Molecular weight: 254.66 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H8ClFO4S |
| Molecular Weight | 254.66 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Fluoro Standards
- 6-Fluoro-2,3-dimethoxybenzenesulfonyl chloride (CAS 1780188-39-7)
- 2-Fluoro-4,5-dimethoxybenzene-1-sulfonyl chloride (CAS 656806-43-8)
- 5-Fluoro-2-(methoxymethoxy)benzenesulfonyl chloride (CAS 2126161-66-6)
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Recommended Standards
- Dimorpholinophosphinyl Chloride (CAS 7264-90-6)
- 4'-Chloro-2,3-difluoro-2'-methoxy-1,1'-biphenyl (CAS 1261755-51-4)
- 5-Amino-1-(3-chloro-4-fluorophenyl)-1H-pyrazole-4-carboxamide (CAS 1416344-95-0)
- 1-(tert-Butoxy)-2-cyclopropoxy-4-methylbenzene (CAS 1243288-20-1)
- 2-(2-(Iodomethyl)pyrrolidin-1-yl)acetic acid (CAS 1353979-98-2)
- Methyl 6-methoxy-1-oxo-1,2,3,4-tetrahydronaphthalene-2-carboxylate (CAS 40153-87-5)
- 1-Bromo-2-(bromomethyl)-4-methylbenzene (CAS 27561-50-8)
- Methyl 3-chloro-4-methyl-5-sulfamoylbenzoate (CAS 1340116-00-8)
- 2-((4-Fluoro-2-methylbenzyl)amino)propan-1-ol (CAS 1248387-92-9)
- D-Ser39-Tirzepatide (CAS CATO-CPTD788694)
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