2-(Thiophen-3-ylsulfonyl)acetic acid CAS 98198-41-5
| CAS No. | 98198-41-5 |
| Molecular Formula | C6H6O4S2 |
| Molecular Weight | 206.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H6O4S2, 2-(Thiophen-3-ylsulfonyl)acetic 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 206.24 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).
CATO supplies 2-(Thiophen-3-ylsulfonyl)acetic acid (CAS 98198-41-5), a certified reference material (molecular formula C6H6O4S2, MW 206.24 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 2-(Thiophen-3-ylsulfonyl)acetic 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 | C6H6O4S2 |
| Molecular Weight | 206.24 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Sulfur Atoms | 2 |
Related Thiophen Standards
- 2-(Thiophen-2-ylsulfonyl)acetic acid (CAS 68021-40-9)
- 3-Methyl-5-(2-(thiophen-3-yl)vinyl)isoxazol-4-amine (CAS 1374409-03-6)
- 3-(Thiophen-2-ylmethyl)-5,6-dihydro-4H-pyrrolo[3,2-d]isoxazole (CAS 603067-46-5)
- 2-(Thiophen-3-yl)pyrimidine-4-carboxylic acid (CAS 1343335-87-4)
- 3-(Thiophen-2-yl)pyrazine-2-carboxylic acid (CAS 1368962-51-9)
- 3-(Thiophen-3-yl)pyrazine-2-carboxylic acid (CAS 1823549-46-7)
- 2-(Thiophen-2-yl)pyrimidine-5-carboxylic acid (CAS 916766-97-7)
- 3-(Thiophen-2-yl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine (CAS 1159522-45-8)
Recommended Standards
- 2,2'-(Naphthalene-2,6-diyl)diacetonitrile (CAS 4949-02-4)
- 2-(Pyridin-4-yl)quinoline (CAS 52089-02-8)
- 2,2,4,7-Tetramethyl-2,3-dihydrobenzofuran-5,6-dione (CAS 205758-64-1)
- 2-(Piperidin-1-yl)isonicotinic acid (CAS 855153-75-2)
- Methyl 6-(4-isopropylpiperazin-1-yl)-2-methylnicotinate (CAS 1355224-67-7)
- 9-Methyl-2-phenethoxy-9H-purin-6-amine (CAS 147951-59-5)
- (E)-1-(4-(benzyloxy)phenyl)-4-methylpent-1-en-3-one (CAS 260258-04-6)
- 4-(Trifluoromethyl)benzo[d]oxazole-2-carboxylic acid (CAS 1806424-55-4)
- 1-((4-(Bromomethyl)phenyl)sulfonyl)piperidin-4-ol (CAS 1417793-62-4)
- 3-phenylpent-2-enoic acid (CAS 1528-58-1)
- Gefitinib Impurity 57 (CAS 861453-11-4)
- 4-(2,4-Difluorophenyl)piperidin-4-ol (CAS 1274933-78-6)
- 2-chloro-4-methylbenzene-1-sulfonyl chloride (CAS 55311-94-9)
- D-[Phe]6-Semaglutide (CAS CATO-CPTD788633)
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