5-Chloro-2-ethoxybenzenesulfonyl chloride CAS 928709-67-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 928709-67-5 |
| Molecular Formula | C8H8Cl2O3S |
| Molecular Weight | 255.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-2-ethoxybenzenesulfonyl chloride (CAS 928709-67-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H8Cl2O3S. Molecular weight: 255.12 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H8Cl2O3S |
| Molecular Weight | 255.12 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 Chloro Standards
- 2-Chloro-4-ethoxybenzenesulfonyl chloride (CAS 1016729-08-0)
- (5-Chloro-2-methoxyphenyl)methanesulfonyl chloride (CAS 1179047-05-2)
- (3-Chloro-4-methoxyphenyl)methanesulfonyl chloride (CAS 1194375-53-5)
- 2-Chloro-6-(5-chlorothiophen-2-yl)pyridine-3-carbonitrile (CAS 1198278-14-6)
- 5-chloro-4-methoxy-2-methylbenzene-1-sulfonyl chloride (CAS 1368747-92-5)
- 3-Chloro-2-(methoxymethyl)benzenesulfonyl chloride (CAS 1538886-60-0)
- 3-chloro-5-(methoxymethyl)benzene-1-sulfonyl chloride (CAS 1549060-12-9)
- 3-Chloro-4-methoxy-2-methylbenzenesulfonyl chloride (CAS 2385031-64-9)
Recommended Standards
- 5-Amino-4,6-dichloro-toluene-2-sulfonic acid amide (CAS 857003-78-2)
- 6-Chloro-3-hydroxy-2,4-dimethylbenzenesulfonyl chloride (CAS 2138044-63-8)
- 5,6-Dichloro-N-ethylpyridine-3-sulfonamide (CAS 622339-70-2)
- 1-Phenylpropyl butyrate (CAS 10031-86-4)
- 2-[1-(methylamino)cyclopentyl]ethanol (CAS 1199774-93-0)
- 5-Chloro-3-(chloromethyl)-[1,2,4]triazolo[4,3-a]pyridine (CAS 66999-62-0)
- 5-Bromo-3-hydroxypicolinaldehyde (CAS 1227582-97-9)
- 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydronaphthalen-1(2H)-one (CAS 517874-22-5)
- (3-Iodopropoxy)trimethylsilane (CAS 78173-39-4)
- Allo-Thr7-Tirzepatide (CAS CATO-CPTD788933)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com