Ethyl 4-[(4-chlorophenyl)sulfinyl]-3-oxobutanoate CAS 337923-05-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 337923-05-4 |
| Molecular Formula | C12H13ClO4S |
| Molecular Weight | 288.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Ethyl 4-[(4-chlorophenyl)sulfinyl]-3-oxobutanoate (CAS 337923-05-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C12H13ClO4S. Molecular weight: 288.75 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C12H13ClO4S |
| Molecular Weight | 288.75 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 3-(3-Chlorophenyl)-2-sulfanyl-3,4-dihydroquinazolin-4-one (CAS 1028-38-2)
- 3-(4-Chlorophenyl)-2-sulfanyl-3,4-dihydroquinazolin-4-one (CAS 1028-40-6)
- 1-((4-Chlorophenyl)sulfonyl)-1,4-diazepan-5-one (CAS 385400-72-6)
- 1-(2-Chlorophenyl)-3-(1,1-dioxidotetrahydrothiophen-3-yl)urea (CAS 630065-25-7)
- 3-(2-Chlorophenyl)-2-thioxo-2,3-dihydroquinazolin-4(1h)-one (CAS 65141-60-8)
- 4-((4-Chlorophenyl)sulfonyl)piperazine-1-carbaldehyde (CAS 928937-04-6)
- 4-(2-Chlorophenyl)tetrahydro-2h-thiopyran-4-carboxylic acid 1,1-dioxide (CAS 2490705-02-5)
- 4-(3-Chlorophenyl)tetrahydro-2h-thiopyran-4-carboxylic acid 1,1-dioxide (CAS 2490704-92-0)
Recommended Standards
- 8-Chloro-3-phenyl-2-thioxo-2,3-dihydroquinazolin-4(1H)-one (CAS 429625-88-7)
- Methyl 1-(4-(chlorosulfonyl)phenyl)cyclobutane-1-carboxylate (CAS 2407349-26-0)
- 6-Chloro-3-phenyl-2-thioxo-2,3-dihydroquinazolin-4(1H)-one (CAS 84772-27-0)
- 5-Fluoro-2-methylisoindoline-1,3-dione (CAS 63196-44-1)
- 2-(4-Bromobenzoyl)benzonitrile (CAS 746651-85-4)
- 2-Methyl-N-(2-(thiophen-3-yl)ethyl)propane-1-sulfonamide (CAS 1251625-02-1)
- 3-(2,5-Dimethyl-1h-pyrrol-1-yl)-4-hydroxybenzoic acid (CAS 340315-24-4)
- Ethyl 6-amino-1,2,4-triazine-5-carboxylate (CAS 30855-52-8)
- 1,5,9-Trioxacyclododecane (CAS 294-82-6)
- Biotinyl-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 213779-13-6)
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