2-Methyl-2,3-dihydro-1-benzofuran-7-sulfonyl chloride CAS 1781955-21-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1781955-21-2 |
| Molecular Formula | C9H9ClO3S |
| Molecular Weight | 232.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Methyl-2,3-dihydro-1-benzofuran-7-sulfonyl chloride (CAS 1781955-21-2) pharmaceutical standards reference standard. Molecular formula: C9H9ClO3S. Molecular weight: 232.68 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H9ClO3S |
| Molecular Weight | 232.68 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.) | 1994 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- [1-(difluoromethyl)cyclopentyl]methanesulfonyl chloride (CAS 1781693-40-0)
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- 2-(2,2-Difluorocyclopentyl)ethane-1-sulfonyl chloride (CAS 1780479-64-2)
- 5-(2,5-Dimethylphenyl)isoxazol-3-amine (CAS 1199350-48-5)
- Methyl 3-chloro-5-(thiophen-3-yl)benzoate (CAS 177735-07-8)
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- 4-(2-Phenyl-4-{[3-(trifluoromethyl)phenyl]sulfanyl}pyrimidine-5-carbonyl)morpholine (CAS 477859-52-2)
- 1-Phenyl-2-(triphenylsilyl)ethanol (CAS 18790-80-2)
- 4-((5-Methyl-1,3,4-thiadiazol-2-yl)amino)-4-oxobut-2-enoic acid (CAS 92340-62-0)
- Des-Tyr10-Tirzepatide (CAS CATO-CPTD788680)
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