2,3,4-Trimethoxybenzenesulfonyl chloride CAS 42771-30-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 42771-30-2 |
| Molecular Formula | C9H11ClO5S |
| Molecular Weight | 266.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,3,4-Trimethoxybenzenesulfonyl chloride (CAS 42771-30-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H11ClO5S. Molecular weight: 266.70 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H11ClO5S |
| Molecular Weight | 266.70 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.) | 1969 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Trimethoxybenzenesulfonyl Standards
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