4-[4-(methylsulfanyl)phenyl]-4-oxobutanoic acid CAS 7028-67-3
| CAS No. | 7028-67-3 |
| Molecular Formula | C11H12O3S |
| Molecular Weight | 224.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-[4-(methylsulfanyl)phenyl]-4-oxobutanoic acid 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.
4-[4-(methylsulfanyl)phenyl]-4-oxobutanoic acid (CAS 7028-67-3), molecular formula C11H12O3S and molecular weight 224.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H12O3S, 4-[4-(methylsulfanyl)phenyl]-4-oxobutanoic acid contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 224.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H12O3S |
| Molecular Weight | 224.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Sulfur Atoms | 1 |
Related methylsulfanyl Standards
- Methyl 3-[4-(methylsulfanyl)phenyl]-3-oxopropanoate (CAS 108818-59-3)
- 5-[2-(Methylsulfanyl)phenyl]-1,3,4-oxadiazol-2-ylhydrosulfide (CAS 338968-03-9)
- 4-methyl-2-(methylsulfanyl)-1,3-thiazole-5-sulfonamide (CAS 1909314-18-6)
- 3,3-Bis(methylsulfanyl)-1-phenylprop-2-en-1-one (CAS 13636-88-9)
- [2-(Methylsulfanyl)-1,3-benzothiazol-6-yl]boronic acid (CAS 2377609-84-0)
- 2-Methyl-4-[(methylsulfanyl)methyl]-6-(pyrrolidin-1-yl)pyrimidine (CAS 338967-95-6)
- 6-(methylsulfanyl)-4-oxo-1H,4H,7H-pyrazolo[3,4-d]pyrimidine-3-carboxamide (CAS 96555-43-0)
- 1-(2-Methylsulfanyl-pyrimidin-4-yl)-azetidine-3-carboxylic acid (CAS 1289386-12-4)
Recommended Standards
- 4-(4-Nitrophenyl)thiomorpholine (CAS 90254-22-1)
- 4-Cyano-n-propylbenzenesulfonamide (CAS 33402-62-9)
- 4-(2-Nitrophenyl)thiomorpholine (CAS 428819-37-8)
- 4H-Benzo[g]thiazolo[5,4-e]indole (CAS 39999-65-0)
- 4-Butoxy-N-cyclohexyl-N-ethylbenzenesulfonamide (CAS 496014-10-9)
- 3,5-Dimethyl-1-(2-methylbenzyl)-1H-pyrazol-4-ol (CAS 1485353-80-7)
- tert-butyl 3-oxa-6-azabicyclo[3.2.1]octane-6-carboxylate (CAS 2386880-25-5)
- Lithium 5-(trifluoromethyl)thiazole-2-carboxylate (CAS 1245915-04-1)
- 3-Bromo-5-chloroquinoline (CAS 1416440-62-4)
- 2,3-Diphenyl-4-(piperidin-1-ylmethyl)pyridine (CAS 1956369-91-7)
- 1H-isoindole-1,3(2H)-dione, 2-(6-chloro-4,5-dimethyl-2-pyridinyl)- (CAS 1083168-74-4)
- N-(Thiazol-2-yl)quinoline-2-carboxamide (CAS 313687-86-4)
- 5-[2-(3,5-Dimethyl-pyrazol-1-yl)-ethyl]-2H-tetrazole (CAS 1004194-65-3)
- Fragment-[7-31]-Liraglutide (CAS CATO-C4X-199239)
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 18665070610 / Nicole.chen@cato-chem.com