Methyl 6,8-dichloro-2-oxo-2H-chromene-3-carboxylate CAS 947264-93-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 947264-93-9 |
| Molecular Formula | C11H6Cl2O4 |
| Molecular Weight | 273.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Methyl 6,8-dichloro-2-oxo-2H-chromene-3-carboxylate (CAS 947264-93-9) pharmaceutical standards reference standard. Molecular formula: C11H6Cl2O4. Molecular weight: 273.07 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C11H6Cl2O4 |
| Molecular Weight | 273.07 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
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- Methyl 7,9-dichloro-4-oxo-4h-pyrido[1,2-a]pyrimidine-2-carboxylate (CAS 2007920-66-1)
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Recommended Standards
- Boronic acid, b-[3-[[[(3-fluorophenyl)methyl]amino]carbonyl]phenyl]- (CAS 874288-20-7)
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- 1-(2,4-Dichlorophenyl)-5-oxo-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 1000572-29-1)
- Benzyl ((1S,2R,3S,5R)-2-fluoro-8-azabicyclo[3.2.1]octan-3-yl)carbamate (CAS 2375919-24-5)
- Methyl 1-[(4-methoxyphenyl)methyl]-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate (CAS 1597781-22-0)
- 4-Methylpyrrolidin-3-one hydrochloride (CAS 1636874-93-5)
- tert-Butyl 7-(2-methoxy-2-oxoethyl)-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylate (CAS 925889-81-2)
- 2-(2-Bromophenyl)oxazole-4-carbaldehyde (CAS 885274-34-0)
- [5-(4-Methanesulfonylphenyl)-2-methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrrol-3-yl]methyl 4-methylbenzoate (CAS 338749-83-0)
- C-Peptide 1 (rat) (CAS 41475-27-8)
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