6,7-Dibromo-2-methylquinoline-5,8-dione CAS 220657-98-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 220657-98-7 |
| Molecular Formula | C10H5Br2NO2 |
| Molecular Weight | 330.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,7-Dibromo-2-methylquinoline-5,8-dione (CAS 220657-98-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H5Br2NO2. Molecular weight: 330.96 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H5Br2NO2 |
| Molecular Weight | 330.96 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 2-Bromo-1-(5-iodothiophen-2-yl)ethan-1-one (CAS 34800-30-1)
- 3-Iodo-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-pyridine (CAS 857934-93-1)
- 5-Bromo-4-iodo-2-(methylthio)pyrimidine (CAS 65735-61-7)
- 2-[(3-Chlorophenyl)carbamoyl]phenyl N,N-dimethylsulfamate (CAS 338396-35-3)
- Sodium 2-(5-methyl-1,3-thiazol-2-yl)acetate (CAS 1423030-93-6)
- D7-Propranolol hydrochloride (CAS 1613439-56-7)
- (S)-1-(4-Ethynylphenyl)ethan-1-ol (CAS 945451-09-2)
- 4-(5-butyl-1,3,4-oxadiazol-2-yl)aniline (CAS 100933-82-2)
- 1-[(4-fluorophenoxy)methyl]-3,5-dimethyl-1h-pyrazol-4-amine (CAS 1006344-04-2)
- Peptide Impurity 12 (CAS CATO-CPTD788812)
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