2-Oxo-3-(thiophen-2-yl)propanoic acid CAS 15504-41-3
| CAS No. | 15504-41-3 |
| Molecular Formula | C7H6O3S |
| Molecular Weight | 170.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
2-Oxo-3-(thiophen-2-yl)propanoic acid (CAS 15504-41-3) is a high-purity analytical reference standard with the molecular formula C7H6O3S and a molecular weight of 170.19 g/mol.
Based on its molecular formula C7H6O3S, 2-Oxo-3-(thiophen-2-yl)propanoic 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 170.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 2-Oxo-3-(thiophen-2-yl)propanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H6O3S |
| Molecular Weight | 170.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Sulfur Atoms | 1 |
Related Oxo Standards
- 2-oxo-3-(thiophen-3-yl)propanoic acid (CAS 13781-71-0)
- 1-Methyl-1-(thiophen-2-ylmethyl)urea (CAS 1153872-31-1)
- 4-(Thiophen-2-yl)tetrahydrofuran-3-ol (CAS 1420793-05-0)
- Methyl 2-(thiophen-3-yl)propanoate (CAS 147632-29-9)
- Methyl 3-(thiophen-2-yl)propanoate (CAS 16862-05-8)
- Methyl 3-(thiophen-3-yl)propanoate (CAS 179932-05-9)
- 2-(Thiophen-3-yl)butanoic acid (CAS 73812-53-0)
- 2-[(thiophen-2-ylmethoxy)methyl]oxirane (CAS 80910-06-1)
Recommended Standards
- 1H,3H-Thieno[3,4-c]furan-4-carboxylic acid (CAS 1491962-86-7)
- (E)-2-Methyl-5-(2-nitrovinyl)thiazole (CAS 1562586-99-5)
- Methyl 5-thioxo-4,5-dihydropyrazine-2-carboxylate (CAS 147032-26-6)
- 1,3-Dihydrobenzo[c][1,2,5]thiadiazole 2,2-Dioxide (CAS 1615-06-1)
- 244025-06-7 1-Decyl-3-[(2S)-1-methylpyrrolidin-2-yl]pyridin-1-ium iodide--hydrogen iodide (1/1/1) DTXSID20582030 (CAS 244025-06-7)
- (S)-3-(2-chloropyrimidin-4-yl)-4-isopropyloxazolidin-2-one (CAS 1429180-81-3)
- 2-(((Cyanomethyl)amino)methyl)benzonitrile (CAS 1263281-47-5)
- 7-[2-(2,6-dioxo-3-piperidyl)-1-oxo-isoindolin-5-yl]heptanal (CAS 2762039-47-2)
- 3-(5-Bromothiophen-2-yl)-1,1,1-trifluoropropan-2-one (CAS 1339383-59-3)
- Ethyl methyl(piperidin-4-yl)carbamate hydrochloride (CAS 64951-44-6)
- 2,2'-((3-Methoxy-4-nitrosophenyl)azanediyl)bis(ethan-1-ol) (CAS 733686-00-5)
- N-(3,5-Dichloro-2-methoxyphenyl)-4-methoxy-3-(piperazin-1-yl)benzenesulfonamide (CAS 402713-80-8)
- Ethyl 3-(4-(trifluoromethyl)phenyl)propanoate (CAS 82989-27-3)
- Pancreatic Polypeptide (bovine) (CAS 179986-89-1)
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