4-Oxo-6,7-dihydro-4H-pyrazolo[5,1-c][1,4]oxazine-2-carbaldehyde CAS 623564-77-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 623564-77-2 |
| Molecular Formula | C7H6N2O3 |
| Molecular Weight | 166.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Oxo-6,7-dihydro-4H-pyrazolo[5,1-c][1,4]oxazine-2-carbaldehyde (CAS 623564-77-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H6N2O3. Molecular weight: 166.13 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H6N2O3 |
| Molecular Weight | 166.13 g/mol |
| Appearance | Off-white to pale 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, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related Oxo Standards
- 4-Oxo-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-3-carboxylic acid (CAS 1539750-84-9)
- 6,7-Dihydro-[1,4]dioxino[2,3-c]pyridazine-3-carbaldehyde (CAS 943026-42-4)
- 1,2-Dihydro-[1,2,4]triazolo[4,3-a][1,3,5]triazine-3,5,7(6h)-triimine (CAS 7144-22-1)
- 3-Methyl-1,4-dihydro-5H-pyrazolo[4,3-d]pyrimidine-5,7(6H)-dione (CAS 28668-19-1)
- 6-Methyl-7,9-dihydro-2H-purine-2,8(3H)-dione (CAS 859954-66-8)
- 1-(4,5-Dihydro-2-Furanyl)-2,2,2-Trifluoroethanone (CAS 260555-80-4)
- 3,4-dihydro-2H-1,5-benzodioxepin-6-ol (CAS 1843-96-5)
- 2,3-Dihydro-1,4-benzodioxin-5-ylmethanol (CAS 274910-19-9)
Recommended Standards
- 4-Methyl-5-nitropyridine-2-carbaldehyde (CAS 5832-38-2)
- 5-(Furan-2-yl)imidazolidine-2,4-dione (CAS 79003-59-1)
- 4-Hydroxy-2H-1,3-benzodioxole-5-carbaldehyde (CAS 23780-59-8)
- 5,6-Difluoro-1,2,3,4-tetrahydroquinoline-2-carboxylic acid (CAS 1706428-68-3)
- (E)-3-(4-Fluorophenyl)-1-(furan-2-yl)prop-2-en-1-one (CAS 135950-64-0)
- 2-Hydroxy-4-methylpyrimidine-5-carbonyl chloride (CAS 583883-61-8)
- Phosphoric acid, monoethyl ester, zinc salt (CAS 16527-81-4)
- 1-((2-Bromo-4,5-difluorophenyl)sulfonyl)-4-methylpiperidine (CAS 1704067-51-5)
- 2-Hydroxy-3-(tetrahydro-2H-pyran-4-yl)propanoic acid (CAS 1314901-60-4)
- Semaglutide impurity 268 (CAS CATO-C4X-2226268)
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