(3-Fluoro-4-methoxyphenyl)methanesulfonyl chloride CAS 1178706-94-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1178706-94-9 |
| Molecular Formula | C8H8ClFO3S |
| Molecular Weight | 238.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3-Fluoro-4-methoxyphenyl)methanesulfonyl chloride (CAS 1178706-94-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H8ClFO3S. Molecular weight: 238.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H8ClFO3S |
| Molecular Weight | 238.66 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.) | 1989 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-Chloro-2-(difluoro(phenyl)methyl)benzene (CAS 1068570-00-2)
- 4-(Chloromethyl)-2,4'-difluoro-1,1'-biphenyl (CAS 1214340-98-3)
- 2-(4-Fluorophenoxy)ethanesulfonyl chloride (CAS 1018548-27-0)
- 1-(4-Chloro-3-nitrobenzenesulfonyl)-4-methylpiperazine (CAS 324068-31-7)
- 1-Chloro-2-(2-iodoethoxy)ethane (CAS 42070-18-8)
- tert-Butyl (3-amino-4-methylpyridin-2-yl)carbamate (CAS 518038-73-8)
- 3-(Dimethylamino)acrylonitrile (CAS 2407-68-3)
- n-(Cyclohexylmethyl)pyridin-3-amine (CAS 478909-62-5)
- 3-Isopropoxyisoxazole-5-carboxylic acid (CAS 1086391-25-4)
- Semaglutide impurity 23 (CAS CATO-C4X-222623)
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