3-Methyl-1-(thiophen-2-ylsulfonyl)-2,5-dihydro-1H-pyrrole-2-carboxylic acid CAS 1218609-65-4
| CAS No. | 1218609-65-4 |
| Molecular Formula | C10H11NO4S2 |
| Molecular Weight | 273.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-Methyl-1-(thiophen-2-ylsulfonyl)-2,5-dihydro-1H-pyrrole-2-carboxylic acid is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 3-Methyl-1-(thiophen-2-ylsulfonyl)-2,5-dihydro-1H-pyrrole-2-carboxylic acid (CAS 1218609-65-4), a certified reference material (molecular formula C10H11NO4S2, MW 273.33 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H11NO4S2, 3-Methyl-1-(thiophen-2-ylsulfonyl)-2,5-dihydro-1H-pyrrole-2-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 273.33 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).
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), 3-Methyl-1-(thiophen-2-ylsulfonyl)-2,5-dihydro-1H-pyrrole-2-carboxylic 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 | C10H11NO4S2 |
| Molecular Weight | 273.33 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.) | 1990 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methyl Standards
- 3-[(2E)-3-(thiophen-2-yl)prop-2-enamido]benzoic acid (CAS 1016753-48-2)
- 1-Ethyl-6-(thiophen-2-yl)-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 923919-56-6)
- 2-[3-methyl-4-(thiophen-2-yl)-1h-pyrazolo[3,4-b]pyridin-1-yl]acetic acid (CAS 937606-30-9)
- 3-Oxo-2-thiophen-2-ylmethyl-2,3-dihydro-1H-isoindole-4-carboxylic acid (CAS 876721-69-6)
- 6-Methyl-1-[(thiophen-2-yl)methyl]-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 940271-62-5)
- Ethyl 7-(thiophen-2-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 828279-28-3)
- 2-((2-(Methyl(thiophen-3-ylmethyl)amino)-2-oxoethyl)thio)propanoic acid (CAS 1007797-97-8)
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Recommended Standards
- 2-{bicyclo[2.2.1]heptane-2-amido}-5-methylbenzoic acid (CAS 1218179-30-6)
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- 3-Tert-butyl 4-methyl 2,2,5-trimethyl-1,3-oxazolidine-3,4-dicarboxylate (CAS 1214099-00-9)
- 5-Amino-6-(4-(pentyloxy)phenyl)pyridazin-3(2H)-one (CAS 122322-99-0)
- 3-Amino-5-bromo-3,4-dihydroquinolin-2(1H)-one hydrochloride (CAS 2766577-11-9)
- tert-butyl 3-amino-2,2-dimethyl-2,3-dihydro-1H-indole-1-carboxylate (CAS 2060000-01-1)
- 5-Bromo-8-fluoro-1,2,3,4-tetrahydroquinoline (CAS 1153255-07-2)
- 5-(2-morpholin-4-yl-2-oxoethyl)imidazolidine-2,4-dione (CAS 1009666-48-1)
- 2-iodopyridine 5029-67-4 InChI=1/C5H4IN/c6-5-3-1-2-4-7-5/h1-4 pyridine, 2-iodo- (CAS 5029-67-4)
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- 1-(3-Piperidylmethyl)-4-(2-pyridyl)piperazine (CAS 896054-31-2)
- ((3R,4S)-4-(3-Fluorophenyl)pyrrolidin-3-yl)methanol (CAS 915390-10-2)
- Semaglutide impurity 289 (CAS CATO-C4X-2226289)
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