6,7-Dihydro-1H-pyrazolo[5,1-c][1,4]oxazine-2,4-dione CAS 52867-58-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 52867-58-0 |
| Molecular Formula | C6H6N2O3 |
| Molecular Weight | 154.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,7-Dihydro-1H-pyrazolo[5,1-c][1,4]oxazine-2,4-dione (CAS 52867-58-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H6N2O3. Molecular weight: 154.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H6N2O3 |
| Molecular Weight | 154.12 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
Related Dihydro Standards
- 4,6-Dihydro-1H-furo[3,4-c]pyrazole-3-carboxylic acid (CAS 1417985-33-1)
- Dihydro-1H-pyrrolo[1,2-c]imidazole-1,3,5(2H,6H)-trione (CAS 164015-09-2)
- 2,6-Dihydro-4H-furo[3,4-c]pyrazole-3-carboxylic acid (CAS 949034-59-7)
- 4,5-Dihydro-1H-furo[2,3-c]pyrazole-3-carboxylic acid (CAS 595610-49-4)
- 5,6-Dihydro-1H-imidazo[4,5-d]pyridazine-4,7(3aH,7aH)-dione (CAS 20057-50-5)
- 3-(3,4-Dihydro-2H-pyran-2-yl)prop-2-enoic acid (CAS 90953-96-1)
- 6,7-Dihydro-5H-pyrazolo[5,1-b][1,3]oxazin-3-ylmethanol (CAS 1239784-22-5)
- 1-(6,7-Dihydro-4h-pyrano[3,4-d][1,3]oxazol-2-yl)methanamine (CAS 1260666-10-1)
Recommended Standards
- 6-(Difluoromethyl)nicotinonitrile (CAS 206201-65-2)
- 6-Amino-5-hydroxypicolinic acid (CAS 61548-53-6)
- 5-Methyl-6-oxo-1,6-dihydropyridazine-3-carboxylic acid (CAS 87668-16-4)
- 4-Chloro-2-(3-fluorophenyl)pyrimidine (CAS 76128-70-6)
- 8,8-Difluoro-3-hydroxybicyclo[4.2.0]octa-1,3,5-trien-7-one (CAS 82431-25-2)
- 2-Methyl-2-(2,2,2-trifluoroethoxy)propan-1-amine (CAS 1249573-00-9)
- 2-Hydroxy-5-oxo-1-cyclopentene-1-heptanoic Acid (CAS 23535-02-6)
- Zinc(II) perfluorobutane-1-sulphonate (CAS 502457-69-4)
- 2-[bromo(phenyl)methyl]pyridine (CAS 1073477-82-3)
- Neuropeptide Y (porcine) trifluoroacetate salt (CAS 83589-17-7)
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