2-(2-Mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)-N-(2-methyl-4-nitrophenyl)acetamide CAS 1142206-79-8
| CAS No. | 1142206-79-8 |
| Molecular Formula | C12H11N3O4S2 |
| Molecular Weight | 325.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-(2-Mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)-N-(2-methyl-4-nitrophenyl)acetamide (CAS 1142206-79-8) is a high-purity analytical reference standard with the molecular formula C12H11N3O4S2 and a molecular weight of 325.36 g/mol.
Based on its molecular formula C12H11N3O4S2, 2-(2-Mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)-N-(2-methyl-4-nitrophenyl)acetamide 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 325.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C12H11N3O4S2 |
| Molecular Weight | 325.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Mercapto Standards
- 2-(2-Mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)-N-(2-methyl-5-nitrophenyl)acetamide (CAS 1142206-82-3)
- (5E)-2-Mercapto-5-(2-nitrobenzylidene)-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 53865-29-5)
- (5E)-2-Mercapto-5-(4-nitrobenzylidene)-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 53514-58-2)
- Methyl 2-{[(2-mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)acetyl]amino}benzoate (CAS 1142206-77-6)
- 3-{[(2-Mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)acetyl]amino}-4-methylbenzoic acid (CAS 1142207-13-3)
- 1-Mercapto-4-(2-methoxyphenyl)-[1,2,4]triazolo[4,3-a]quinazolin-5(4h)-one (CAS 67443-01-0)
- (S)-2-(2-mercapto-4-oxoquinazolin-3(4H)-yl)-3-phenylpropanoic acid (CAS 1212412-75-3)
- 2-mercapto-4-oxo-3-(2-phenylethyl)-3,4-dihydroquinazoline-7-carboxylic acid (CAS 422271-07-6)
Recommended Standards
- [1-(3,5-Dimethoxybenzyl)-1H-indol-3-yl]acetic acid (CAS 1105192-51-5)
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- 1-[4-(3,5-Dimethylphenoxy)phenyl]-5-oxopyrrolidine-3-carboxylic acid (CAS 1160264-19-6)
- 3-(5-Isopropyl-2,6-dimethoxypyrimidine-4-carbonyl)-5-methylbenzonitrile (CAS 1097628-99-3)
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- tert-Butyl((2-iodoallyl)oxy)dimethylsilane (CAS 147455-22-9)
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- tert-Butyl (R)-3-(3-methoxyphenyl)piperazine-1-carboxylate (CAS 1228569-41-2)
- Des-Ile27-Tirzepatide (CAS CATO-CPTD788946)
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