ethyl 2,4-dioxo-1,2,3,4-tetrahydroquinazoline-6-carboxylate CAS 1207175-71-0
| CAS No. | 1207175-71-0 |
| Molecular Formula | C11H10N2O4 |
| Molecular Weight | 234.21 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 ethyl 2,4-dioxo-1,2,3,4-tetrahydroquinazoline-6-carboxylate.
ethyl 2,4-dioxo-1,2,3,4-tetrahydroquinazoline-6-carboxylate (CAS 1207175-71-0), molecular formula C11H10N2O4 and molecular weight 234.21 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H10N2O4, ethyl 2,4-dioxo-1,2,3,4-tetrahydroquinazoline-6-carboxylate 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 234.21 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), ethyl 2,4-dioxo-1,2,3,4-tetrahydroquinazoline-6-carboxylate 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 | C11H10N2O4 |
| Molecular Weight | 234.21 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
Related ethyl Standards
- 2-(4-Methyl-2,3-dioxo-3,4-dihydroquinoxalin-1(2H)-yl)acetic acid (CAS 1031628-34-8)
- Methyl 2-(2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl)acetate (CAS 112342-46-8)
- 2-(2,4-Dioxo-1,2,3,4-tetrahydroquinazolin-3-yl)acetohydrazide (CAS 1206154-66-6)
- 2-[(3s)-2,5-dioxo-2,3,4,5-tetrahydro-1h-1,4-benzodiazepin-3-yl]acetic acid (CAS 1217715-92-8)
- (R)-2-(2,5-dioxo-2,3,4,5-tetrahydro-1H-benzo[e][1,4]diazepin-3-yl)acetic acid (CAS 1217717-66-2)
- Ethyl 2,3-dioxo-1,2,3,4-tetrahydroquinoxaline-6-carboxylate (CAS 1268865-77-5)
- 4-{1,3-dioxo-1h,2h,3h-pyrrolo[3,4-c]pyridin-2-yl}butanoic acid (CAS 1322604-76-1)
- 3-(2,4-Dioxo-1,2,3,4-tetrahydroquinazolin-1-yl)propanoic acid (CAS 148673-98-7)
Recommended Standards
- 1-(4,6-Dimethylpyrimidin-2-yl)-5-oxo-2,5-dihydro-1h-pyrazole-3-carboxylic acid (CAS 1208773-19-6)
- 5-Hydroxy-1-(4-methoxyphenyl)-1H-pyrazole-3-carboxylic acid (CAS 1192798-40-5)
- 2-Azido-N-(1,3-benzodioxol-5-ylmethyl)acetamide (CAS 1211474-52-0)
- Dimethyl 1H-pyrrolo[2,3-b]pyridine-4,6-dicarboxylate (CAS 1190312-50-5)
- (5-((2-Chlorophenyl)sulfonyl)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 2,4-dichlorobenzoate (CAS 318959-21-6)
- 3-Hydroxy-4-methoxy-d (CAS 74495-73-1)
- (1R*,4R*)-N1-(Cyclohexylmethyl)cyclohexane-1,4-diamine dihydrochloride (CAS 1286265-56-2)
- 3-[2-(Methoxycarbonyl)-4-nitrophenyl]-3-azabicyclo[3.1.0]hexane-2-carboxylic acid (CAS 1236260-10-8)
- Gadoxetate Impurity 5 (CAS 158599-73-6(free base）)
- N'-{1-[5-chloro-1-(2,4-dichlorophenyl)-6-oxo-1,6-dihydropyridazin-4-yl]piperidin-4-ylidene}-1-(6-chloropyridazin-3-yl)piperidine-4-carbohydrazide (CAS 338413-82-4)
- 2,6-Dichloro-4-isopropylnicotinonitrile (CAS 503843-54-7)
- Benzil antimonoxine (CAS 14090-77-8)
- 2,3-dihydroxy-2-methylbutanoic acid (CAS 14868-24-7)
- Semaglutide impurity 97 (CAS CATO-C4X-222697)
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