6-fluoro-7-nitro-3,4-dihydro-2H-1,4-benzoxazin-3-one CAS 1160591-69-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1160591-69-4 |
| Molecular Formula | C8H5FN2O4 |
| Molecular Weight | 212.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-fluoro-7-nitro-3,4-dihydro-2H-1,4-benzoxazin-3-one (CAS 1160591-69-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5FN2O4. Molecular weight: 212.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5FN2O4 |
| Molecular Weight | 212.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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 | 2 |
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Recommended Standards
- 4-Isocyanato-2-(trifluoromethyl)benzonitrile (CAS 143782-18-7)
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- 3H-Spiro[benzofuran-2,4'-piperidin]-3-one hydrochloride (CAS 1047657-69-1)
- 5-(Isothiocyanatomethyl)-1,3-benzodioxole (CAS 4430-47-1)
- (R)-2,2'-Bis(methoxymethoxy)-1,1'-binaphthyl-3,3'-diboronic acid pinacol ester (CAS 260442-17-9)
- 2-Bromo-4-ethylanisole (CAS 99179-98-3)
- 3-((1H-pyrazol-1-yl)methyl)-4-methoxybenzoic acid (CAS 956964-23-1)
- 1-Ethoxy-3-nitro-5-(trifluoromethoxy)benzene (CAS 1803774-05-1)
- Semaglutide impurity 272 (CAS CATO-C4X-2226272)
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