Ethyl 2-(2-chloroethoxy)-4-methylbenzenesulfonate CAS 64820-21-9
| CAS No. | 64820-21-9 |
| Molecular Formula | C7H8O3S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Ethyl 2-(2-chloroethoxy)-4-methylbenzenesulfonate.
Ethyl 2-(2-chloroethoxy)-4-methylbenzenesulfonate (CAS 64820-21-9) is a high-purity analytical reference standard with the molecular formula C7H8O3SC4H9ClO2 and a molecular weight of 296.76 g/mol.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, Ethyl 2-(2-chloroethoxy)-4-methylbenzenesulfonate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 296.76 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Ethyl 2-(2-chloroethoxy)-4-methylbenzenesulfonate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H8O3S C4H9ClO2 |
| Molecular Weight | 296.76 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 4-(2-Chloroethoxy)phenol (CAS 100238-55-9)
- 1-(2-Chloroethoxy)-2-nitrobenzene (CAS 102236-25-9)
- 1-(2-Chloroethoxy)-3-methoxybenzene (CAS 102877-31-6)
- 1-[4-(2-Chloroethoxy)phenyl]-2-ethyl-2-phenylethanone (CAS 103628-22-4)
- 1-(2-Chloroethoxy)butane (CAS 10503-96-5)
- 2-(2-Chloroethoxy)-4,6-dimethylnicotinonitrile (CAS 1053658-92-6)
- Ethyl 2-(2-(2-chloroethoxy)ethoxy)-4-methylbenzenesulfonate (CAS 108213-17-8)
- 1-(2-(2-Chloroethoxy)ethyl)-1h-pyrazole (CAS 108223-75-2)
Recommended Standards
- Ethyl 5-chloro-1-(2-nitrophenyl)-1H-pyrazole-4-carboxylate (CAS 121716-35-6)
- 959578-19-9 Ethyl 5-bromo-1-(4-methylphenyl)-1H-pyrazole-4-carboxylate DTXSID40377228 (CAS 959578-19-9)
- 3-(2-Bromo-5-methoxyphenyl)-2-oxopropanoic acid (CAS 860758-95-8)
- 3-(3-Bromophenoxy)cyclobutan-1-one (CAS 1434141-85-1)
- (S)-N-Cyclopentyl-N-(2,4-dichlorobenzyl)pyrrolidin-3-amine (CAS 820979-70-2)
- Methyl 2-methyl-3-(4-methylpiperidin-1-yl)propanoate (CAS 23573-95-7)
- 2-chloro-6-methanesulfonylbenzamide (CAS 1443981-75-6)
- 2-tert-Butylpiperidine hydrochloride (CAS 72939-25-4)
- (1-methanesulfonylcyclohexyl)methanamine hydrochloride (CAS 1955553-99-7)
- Acetyl Hexapeptide-38 (CAS 1400634-44-7)
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 18665070610 / Nicole.chen@cato-chem.com