2-(6-Oxo-2-thioxo-1,2,3,6-tetrahydropyrimidin-4-yl)acetic acid CAS 35978-12-2
| CAS No. | 35978-12-2 |
| Molecular Formula | C6H6N2O3S |
| Molecular Weight | 186.19 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-(6-Oxo-2-thioxo-1,2,3,6-tetrahydropyrimidin-4-yl)acetic acid (CAS 35978-12-2) is a high-purity analytical reference standard with the molecular formula C6H6N2O3S and a molecular weight of 186.19 g/mol.
Based on its molecular formula C6H6N2O3S, 2-(6-Oxo-2-thioxo-1,2,3,6-tetrahydropyrimidin-4-yl)acetic acid contains an amide group, 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 186.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 2-(6-Oxo-2-thioxo-1,2,3,6-tetrahydropyrimidin-4-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.
Physical & Chemical Properties
| Molecular Formula | C6H6N2O3S |
| Molecular Weight | 186.19 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Oxo Standards
- 1-Propyl-2-thioxo-dihydro-pyrimidine-4,6-dione (CAS 65959-98-0)
- 2-Thioxo-1,2-dihydroquinoline-3-carbonitrile (CAS 69513-35-5)
- 2-Thioxo-1,3-diazaspiro[4.5]decan-4-one (CAS 72323-47-8)
- 2-Oxo-2-((5-thioxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)amino)acetic acid (CAS 130992-22-2)
- Ethyl 2-thioxo-1,2-dihydropyrimidine-5-carboxylate (CAS 858447-44-6)
- 5-Oxo-2-thioxo-4-imidazolidinepropanoic acid (CAS 83178-70-5)
- 2-((5-Thioxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)methoxy)acetamide (CAS 61320-88-5)
- 1-Methyl-2-thioxo-1,2-dihydropyridine-3-carbohydrazide (CAS 1092346-77-4)
Recommended Standards
- 2-(2-Formamidothiazol-4-yl)acetic acid (CAS 75890-68-5)
- 2-(Acetamido)thiazole-4-carboxylic Acid (CAS 50602-38-5)
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- 2-(carboxymethyl)thiophene-3-carboxylic acid (CAS 332013-53-3)
- 2-(Chloromethyl)thiazole-4-carboxylic acid (CAS 842137-53-5)
- 7-Methoxy-3,3-dimethylindoline (CAS 1260651-39-5)
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- Tert-butyl (S)-8-(1-hydroxyethyl)-3,4-dihydroquinoline-1(2H)-carboxylate (CAS 2387568-81-0)
- 7-Bromoimidazo[1,2-a]pyridin-2-amine (CAS 865604-33-7)
- 2-(1H-Pyrrol-1-yl)-4-(thiophen-2-yl)-6-(trifluoromethyl)pyrimidine (CAS 860788-79-0)
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- 3,5-Diiodo-4-methylbenzene-1,2-diamine (CAS 2454543-39-4)
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