1-Methyl-5-(4-oxoquinazolin-3(4H)-yl)-1H-pyrazole-4-carboxylic acid CAS 131073-54-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 131073-54-6 |
| Molecular Formula | C13H10N4O3 |
| Molecular Weight | 270.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-Methyl-5-(4-oxoquinazolin-3(4H)-yl)-1H-pyrazole-4-carboxylic acid (CAS 131073-54-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C13H10N4O3. Molecular weight: 270.24 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C13H10N4O3 |
| Molecular Weight | 270.24 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 4 |
Related Methyl Standards
- 5-(2-Methyl-4-oxoquinazolin-3(4H)-yl)-1H-imidazole-4-carboxamide (CAS 91621-10-2)
- 3-(2-Methyl-4-oxoquinazolin-3(4H)-yl)piperidine-2,6-dione (CAS 69557-32-0)
- 2-(4-Oxoquinazolin-1(4H)-yl)benzoic acid (CAS 92438-21-6)
- 4-(4-Oxoquinazolin-3(4H)-yl)benzoic acid (CAS 94242-54-3)
- 2-((2-Methyl-4-oxoquinazolin-3(4H)-yl)amino)thiazol-4(5H)-one (CAS 102569-59-5)
- 3-(2-(4-Oxoquinazolin-3(4H)-yl)acetamido)propanoic acid (CAS 441727-93-1)
- 2-((4-Oxoquinazolin-3(4H)-yl)methyl)benzoic acid (CAS 923018-95-5)
- 4-((4-Oxoquinazolin-3(4H)-yl)methyl)benzoic acid (CAS 881298-86-8)
Recommended Standards
- 4,5-Dihydroxy-1-(hydroxymethyl)anthracene-9,10-dione (CAS 128341-04-8)
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- (R)-tert-Butyl (1-benzyl-5,5-dimethylpiperidin-3-yl)carbamate (CAS 1702710-08-4)
- 3-(2,3-dihydro-1H-inden-5-yl)prop-2-enoic acid (CAS 56635-88-2)
- Methyl 1-Boc-3-bromoindole-4-carboxylate (CAS 2006277-62-7)
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