Methyl 2-(Chlorosulfonyl)-4-fluorobenzoate CAS 1156254-63-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1156254-63-5 |
| Molecular Formula | C8H6ClFO4S |
| Molecular Weight | 252.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Methyl 2-(Chlorosulfonyl)-4-fluorobenzoate (CAS 1156254-63-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H6ClFO4S. Molecular weight: 252.65 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H6ClFO4S |
| Molecular Weight | 252.65 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Methyl Standards
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Recommended Standards
- 8-Ethoxy-2-oxo-2H-chromene-3-carbonyl chloride (CAS 1160249-14-8)
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- 3-Amino-4-(5-bromothiophen-2-yl)-1-(3,4-dimethoxybenzyl)azetidin-2-one (CAS 1291489-10-5)
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- Cyclopropyl(5-methylpyridin-3-yl)methanamine (CAS 1270418-67-1)
- 6-Amino-5-(difluoromethyl)-4-nitropicolinonitrile (CAS 1805262-78-5)
- N-(4-(5-chloro-2-methylphenyl)piperazine-1-carbonothioyl)benzamide (CAS 1024333-96-7)
- Semaglutide impurity 101 (CAS CATO-C4X-2226101)
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