5-(Hydroxy(p-tolyl)methyl)pyrimidine-2,4(1H,3H)-dione CAS 91393-24-7
| CAS No. | 91393-24-7 |
| Molecular Formula | C12H12N2O3 |
| Molecular Weight | 232.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-(Hydroxy(p-tolyl)methyl)pyrimidine-2,4(1H,3H)-dione.
CATO supplies 5-(Hydroxy(p-tolyl)methyl)pyrimidine-2,4(1H,3H)-dione (CAS 91393-24-7), a certified reference material (molecular formula C12H12N2O3, MW 232.24 g/mol) for analytical method development and quality control.
5-(Hydroxy(p-tolyl)methyl)pyrimidine-2,4(1H,3H)-dione (C12H12N2O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-(Hydroxy(p-tolyl)methyl)pyrimidine-2,4(1H,3H)-dione 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 | C12H12N2O3 |
| Molecular Weight | 232.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 2 |
Related Hydroxy Standards
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- Ethyl 5-hydroxy-3-phenyl-1H-pyrazole-4-carboxylate (CAS 1198210-86-4)
- 3-Hydroxy-3-(1-phenyl-1h-pyrazol-4-yl)propanoic acid (CAS 1275849-39-2)
- Ethyl 4-Hydroxy-7-methyl-1,8-naphthyridine-3-carboxylate (CAS 13250-96-9)
- 6-Hydroxy-5-(4-methoxybenzyl)pyrimidin-4(3H)-one (CAS 16015-98-8)
- 6-Hydroxy-2-(4-methoxybenzyl)pyrimidin-4(3H)-one (CAS 16953-21-2)
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Recommended Standards
- 5-(4-Methoxyphenyl)-1-methyl-1h-pyrazole-3-carboxylic acid (CAS 957312-76-4)
- 5-(Phenoxymethyl)furan-2-carbohydrazide (CAS 757193-60-5)
- 5-(4-Ethoxyphenyl)-1h-pyrazole-4-carboxylic acid (CAS 879996-67-5)
- 5,5'-Oxybis(2-aminophenol) (CAS 20817-05-4)
- rac-Clopidogrel Acid N-Oxide (CAS CATO-C4X-102947)
- Tetraethyl ([2,2'-bipyridine]-4,4'-diylbis(methylene))bis(phosphonate) (CAS 176220-38-5)
- Ethyl 3-hydroxy-2,2-dimethyl-3-(p-tolyl)propanoate (CAS 64284-54-4)
- [5-Fluoro-2-(piperidin-1-yl)pyridin-4-yl]boronic acid (CAS 2225176-46-3)
- Valsartan Impurity 73 (CAS CATO-C4X-105773)
- 3-((Butyryloxy)methyl) 5-methyl 4-(2,4-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate (Clevidipine Impurity) (CAS 2458150-58-6)
- 2-Chloro-3-cyclopropoxy-5-methylpyridine (CAS 1243288-34-7)
- n3-Phenylpyridine-3,4-diamine (CAS 92289-37-7)
- Ethyl 3-(cyclohexylamino)propanoate (CAS 6635-61-6)
- Peptide 436 (CAS CATO-CPTD788436)
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