[2-(Methylthio)-4-oxo-4,5-dihydro-1,3-thiazol-5-yl]acetic acid CAS 1142201-30-6
| CAS No. | 1142201-30-6 |
| Molecular Formula | C6H7NO3S2 |
| Molecular Weight | 205.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), [2-(Methylthio)-4-oxo-4,5-dihydro-1,3-thiazol-5-yl]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.
CATO supplies [2-(Methylthio)-4-oxo-4,5-dihydro-1,3-thiazol-5-yl]acetic acid (CAS 1142201-30-6), a certified reference material (molecular formula C6H7NO3S2, MW 205.25 g/mol) for analytical method development and quality control.
[2-(Methylthio)-4-oxo-4,5-dihydro-1,3-thiazol-5-yl]acetic acid (C6H7NO3S2) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C6H7NO3S2 |
| Molecular Weight | 205.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methylthio Standards
- Methyl 5-(methylthio)-3-oxo-2,3-dihydroisothiazole-4-carboxylate (CAS 878477-22-6)
- Methyl (5-(methylthio)-1,2,4-thiadiazol-3-yl)carbamate (CAS 101848-19-5)
- 4-(Methylthio)-N-(prop-2-yn-1-yl)benzamide (CAS 1090340-67-2)
- 1-Methyl-5-(methylthio)-3-phenyl-1H-1,2,4-triazole (CAS 50369-47-6)
- 2-Methyl-5-(methylthio)quinolin-8-ol (CAS 73113-04-9)
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- 3-(3-(Methylthio)phenyl)-1H-pyrazol-5-amine (CAS 2169350-90-5)
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Recommended Standards
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- Benzene-1,2,4,5-d4 (CAS 14919-17-6)
- 2-Nitro-5-(trifluoromethyl)benzonitrile (CAS 16499-52-8)
- 4-(3-Fluoro-4-methoxyphenyl)pyrrolidin-2-one (CAS 1367113-86-7)
- 3-(3,4,5-Trimethoxybenzamido)propanoic acid (CAS 63203-43-0)
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