3-Benzyl-2,4-dioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylic acid CAS 687580-04-7
| CAS No. | 687580-04-7 |
| Molecular Formula | C16H12N2O4 |
| Molecular Weight | 296.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-Benzyl-2,4-dioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylic acid is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-Benzyl-2,4-dioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylic acid (CAS 687580-04-7) is a high-purity analytical reference standard with the molecular formula C16H12N2O4 and a molecular weight of 296.28 g/mol.
Structurally, 3-Benzyl-2,4-dioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylic acid (C16H12N2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 296.28 g/mol, it falls into the medium-molecular-weight range. 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).
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), 3-Benzyl-2,4-dioxo-1,2,3,4-tetrahydroquinazoline-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 | C16H12N2O4 |
| Molecular Weight | 296.28 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related Benzyl Standards
- 2,4-dioxo-3-oxatricyclo[7.3.1.0⁵¹³]trideca-1(12),5,7,9(13),10-pentaene-8,10-dicarboxylic acid (CAS 52671-72-4)
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Recommended Standards
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