6-(3-Nitrophenyl)-2-oxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid CAS 304443-35-4
| CAS No. | 304443-35-4 |
| Molecular Formula | C11H9N3O5 |
| Molecular Weight | 263.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 263.21 g/mol gives 6-(3-Nitrophenyl)-2-oxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
6-(3-Nitrophenyl)-2-oxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid (CAS 304443-35-4) is a high-purity analytical reference standard with the molecular formula C11H9N3O5 and a molecular weight of 263.21 g/mol.
The molecular framework of 6-(3-Nitrophenyl)-2-oxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid (C11H9N3O5) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
CATO manufactures 6-(3-Nitrophenyl)-2-oxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H9N3O5 |
| Molecular Weight | 263.21 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 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
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- Ethyl 3-(3-nitrophenyl)-1,2,4-oxadiazole-5-carboxylate (CAS 73185-75-8)
- 1-(2-Nitrophenyl)-4-oxocyclohexanecarboxylic Acid (CAS 1385694-66-5)
- 1-(4-Nitrophenyl)-4-oxocyclohexanecarboxylic Acid (CAS 1408074-40-7)
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Recommended Standards
- 5-(3-Amino-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)isophthalic acid (CAS 5379-35-1)
- Demethylfenitrothion (CAS 4321-64-6)
- 5-(2-Hydroxy-2-methylpropoxy)-3-(trifluoromethyl)picolinaldehyde (CAS 2851876-51-0)
- Ethyl (4-(trifluoromethoxy)phenyl)glycinate (CAS 306935-79-5)
- tert-Butyl 4-(3-amino-6-oxopiperidin-2-yl)piperidine-1-carboxylate (CAS 1808702-57-9)
- cis-4-(3-methylbenzoyl)cyclohexane-1-carboxylic acid (CAS 735269-90-6)
- 3-Chloro-2-(3-chloro-4-methylphenyl)-2h,4h,5h,6h-cyclopenta[c]pyrazole (CAS 1481510-25-1)
- 2-((4-Phenylpiperazin-1-yl)methyl)quinazolin-4(3H)-one (CAS 19062-53-4)
- 5-Fluoro-2-methoxy-1-methylpyrimidin-4(1H)-one (CAS 729593-67-3)
- 2-[(2E)-1-(Dimethylamino)-3-[(2-methylphenyl)amino]prop-2-en-1-ylidene]propanedinitrile (CAS 1164507-40-7)
- Iodomethane-d (CAS 992-96-1)
- 1-(5-Chlorothiophen-2-yl)-2-((2-nitropyridin-3-yl)oxy)ethan-1-one (CAS 741734-32-7)
- Itraconazole-d3 (CAS 1217512-35-0)
- Neuroendocrine Regulatory Peptide-4 (human, mouse, rat) (H-7266.1000) (CAS 922704-18-5)
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