6-Chloro-3,4-dihydro-3-oxo-2H-1,4-benzoxazine-8-carboxylic Acid Methyl Ester CAS 123040-75-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 123040-75-5 |
| Molecular Formula | C10H8ClNO4 |
| Molecular Weight | 241.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Chloro-3,4-dihydro-3-oxo-2H-1,4-benzoxazine-8-carboxylic Acid Methyl Ester (CAS 123040-75-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H8ClNO4. Molecular weight: 241.63 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H8ClNO4 |
| Molecular Weight | 241.63 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.) | 1992 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- Azasetron Impurity 1 (CAS 123040-79-9)
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- (2R,5R)-2,5-Bis(2,2,2-trifluoroethyl)piperazine (CAS 1240583-27-0)
- 2,6-Bis(benzyloxy)pyridine-4-sulfonyl chloride (CAS 1393546-74-1)
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- 1-(2-Amino-1-(3-chlorophenyl)ethyl)-4-(trifluoromethyl)piperidin-4-ol oxalate (CAS 1185048-58-1)
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- Serpent Peptide (CAS 823202-99-9)
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