6,8-Dichloro-2H-benzo[b][1,4]oxazin-3(4H)-one CAS 87571-80-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 87571-80-0 |
| Molecular Formula | C8H5Cl2NO2 |
| Molecular Weight | 218.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 6,8-Dichloro-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 87571-80-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H5Cl2NO2. Molecular weight: 218.04 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H5Cl2NO2 |
| Molecular Weight | 218.04 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 6,7-Dichloro-3,4-dihydro-2H-1,4-benzoxazin-3-one (CAS 6238-99-9)
- 6-Chloro-3-(chloromethyl)benzo[d]oxazol-2(3H)-one (CAS 40507-94-6)
- 5-Amino-4,6-dichloroisobenzofuran-1(3H)-one (CAS 2649788-96-3)
- 4-(4-Bromo-2-formylphenoxy)-benzonitrile (CAS 1937121-89-5)
- 3-(Methylthio)-2-phenyl-1H-indole (CAS 40015-25-6)
- tert-Butyl 2,5-diazaspiro[3.4]octane-2-carboxylate oxalate (CAS 1359655-69-8)
- 2-(6-Fluoro-3-methylpyridin-2-yl)ethan-1-amine (CAS 1393566-31-8)
- 2,5-dichloro-8-methoxyquinazoline (CAS 953040-09-0)
- (S)-2-(5-Amino-1-oxoisoquinolin-2(1H)-yl)propanamide (CAS 950908-82-4)
- Palmitoyl Tripeptide-8 TFA salt (CAS 936544-53-5)
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- 130,000+ catalog items in stock, COA supplied with every batch
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