6-Bromo-5-chloro-1,2,3,4-tetrahydroquinolin-2-one CAS 1404367-63-0
| CAS No. | 1404367-63-0 |
| Molecular Formula | C9H7BrClNO |
| Molecular Weight | 260.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
6-Bromo-5-chloro-1,2,3,4-tetrahydroquinolin-2-one (CAS 1404367-63-0), molecular formula C9H7BrClNO and molecular weight 260.51 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-Bromo-5-chloro-1,2,3,4-tetrahydroquinolin-2-one (C9H7BrClNO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 260.51 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 6-Bromo-5-chloro-1,2,3,4-tetrahydroquinolin-2-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C9H7BrClNO |
| Molecular Weight | 260.51 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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- N-(4-bromo-2-chlorophenyl)acrylamide (CAS 1153390-86-3)
- 2-(5-Bromo-2-methoxyphenyl)-2-chloroacetonitrile (CAS 1250587-61-1)
- N-(5-bromo-2-chlorophenyl)acrylamide (CAS 1343601-55-7)
- 6-Bromo-8-chloro-1,2,3,4-tetrahydroquinolin-2-one (CAS 1404367-50-5)
- 6-Bromo-7-chloro-3,4-dihydroquinolin-2(1h)-one (CAS 1404367-56-1)
- 5-Bromo-8-chloro-3,4-dihydroisoquinolin-1(2H)-one (CAS 1469749-00-5)
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