2-Ethoxy-4-methylbenzene-1-sulfonyl chloride CAS 956722-60-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956722-60-4 |
| Molecular Formula | C9H11ClO3S |
| Molecular Weight | 234.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Ethoxy-4-methylbenzene-1-sulfonyl chloride (CAS 956722-60-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H11ClO3S. Molecular weight: 234.70 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H11ClO3S |
| Molecular Weight | 234.70 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.) | 1987 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Ethoxy Standards
- 5-Ethoxy-2-methyl-benzenesulfonyl chloride (CAS 1263210-67-8)
- 2-Ethoxy-5-methylbenzene-1-sulfonyl chloride (CAS 187471-28-9)
- 4-Ethoxy-2-methylbenzene-1-sulfonyl chloride (CAS 68978-28-9)
- 4-Ethoxy-3-methylbenzenesulfonyl chloride (CAS 69129-64-2)
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Recommended Standards
- 2-Chlorophenethyl methanesulfonate (CAS 40759-45-3)
- 2-Methoxy-3,5-dimethylbenzene-1-sulfonyl chloride (CAS 749268-53-9)
- 2-Chloro-n-(propan-2-yl)pyridine-3-sulfonamide (CAS 38173-38-5)
- 2-(6,7-Dihydro-5H-benzo[7]annulen-9-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2126819-58-5)
- Ethyl 2-(aminomethyl)spiro[3.4]octane-2-carboxylate (CAS 1495330-47-6)
- (2s,3r)-3-amino-4-cyclobutyl-2-hydroxybutanamide Hydrochloride (CAS 1036931-36-8)
- 3-Amino-N-(5-oxo-1-(2,4,6-trichlorophenyl)-4,5-dihydro-1H-pyrazol-3-yl)benzamide (CAS 40567-18-8)
- 2,3-Dibromooctanoic acid (CAS 95658-29-0)
- (R)-1-Benzyl-3-bromopyrrolidine (CAS 1246182-98-8)
- D-Asp9-Tirzepatide (CAS CATO-CPTD788923)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com