1,3-Dimethyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-7-carboxylic acid CAS 1000932-76-2
| CAS No. | 1000932-76-2 |
| Molecular Formula | C10H9N3O4 |
| Molecular Weight | 235.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,3-Dimethyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-7-carboxylic acid (CAS 1000932-76-2), a certified reference material (molecular formula C10H9N3O4, MW 235.20 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H9N3O4, 1,3-Dimethyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-7-carboxylic acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 235.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 1,3-Dimethyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-7-carboxylic 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 | C10H9N3O4 |
| Molecular Weight | 235.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 3 |
Related Dimethyl Standards
- 1,7-Dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 110181-69-6)
- 1,4-Dimethyl-6-nitro-1,4-dihydroquinoxaline-2,3-dione (CAS 13784-21-9)
- 1,3-Dimethyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-6-carboxylic acid (CAS 184681-83-2)
- 1,3-Dimethyl-6-nitro-2-oxo-2,3-dihydro-1H-benzo[d]imidazole-5-carbaldehyde (CAS 727366-73-6)
- 1,4-dimethyl 2-azidobenzene-1,4-dicarboxylate (CAS 3600-75-7)
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- Hydantoin Impurity C17 (CAS 7526-77-4)
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