5,8-Difluoro-2H-benzo[d][1,3]oxazine-2,4(1H)-dione CAS 1196157-32-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1196157-32-0 |
| Molecular Formula | C8H3F2NO3 |
| Molecular Weight | 199.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5,8-Difluoro-2H-benzo[d][1,3]oxazine-2,4(1H)-dione (CAS 1196157-32-0) pharmaceutical standards reference standard. Molecular formula: C8H3F2NO3. Molecular weight: 199.11 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C8H3F2NO3 |
| Molecular Weight | 199.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluoro Standards
- 5,7-Difluoro-2,4-dihydro-1h-3,1-benzoxazine-2,4-dione (CAS 1196151-35-5)
- 7,8-Difluoro-2H-benzo[d][1,3]oxazine-2,4(1H)-dione (CAS 1196152-04-1)
- 5,6-Difluoro-2,4-dihydro-1H-3,1-benzoxazine-2,4-dione (CAS 172411-18-6)
- 2,2-Difluoro-5-isocyanato-1,3-benzodioxole (CAS 75289-25-7)
- 6,7-difluoro-2H-3,1-benzoxazine-2,4(1H)-dione (CAS 97927-59-8)
- 5,7-Difluoro-6-methoxyisoindolin-1-one (CAS 1219843-59-0)
- 6,7-Difluoro-2-methyl-3,4-dihydro-2H-1,4-benzoxazin-3-one (CAS 1267214-31-2)
- 3,5-Difluoro-4-formyl-N-methylbenzamide (CAS 1308849-85-5)
Recommended Standards
- 4-(Difluoromethyl)-5-nitropicolinonitrile (CAS 1804753-04-5)
- 3,5-Difluoroisatoic anhydride (CAS 1022959-48-3)
- 3-(Difluoromethyl)-5-nitroisonicotinonitrile (CAS 1805033-59-3)
- Phosphonitrile chloride, homopolymer (CAS 25034-79-1)
- (E)-N-(1-(2-fluoro-5-nitrophenyl)ethylidene)-2-methylpropane-2-sulfinamide (CAS 1075230-62-4)
- 3-methyl-5-phenoxy-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 30241-46-4)
- Hexadec-9-enoyl chloride (CAS 59044-30-3)
- [(2,5-dichlorophenyl)methyl]triphenylphosphanium chloride (CAS 1485415-16-4)
- Methyl (4-chlorobenzyl)carbamate (CAS 130780-13-1)
- Semaglutide impurity 73 (CAS CATO-C4X-222673)
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