7-Bromo-3,4,10,10a-tetrahydro-2H-pyrano[2,3-β]quinoline CAS 612494-86-7
| CAS No. | 612494-86-7 |
| Molecular Formula | C12H12BrNO |
| Molecular Weight | 266.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 7-Bromo-3,4,10,10a-tetrahydro-2H-pyrano[2,3-β]quinoline (C12H12BrNO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 266.13 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
7-Bromo-3,4,10,10a-tetrahydro-2H-pyrano[2,3-β]quinoline (CAS 612494-86-7) is a high-purity analytical reference standard with the molecular formula C12H12BrNO and a molecular weight of 266.13 g/mol.
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.
As a certified reference material (CRM), 7-Bromo-3,4,10,10a-tetrahydro-2H-pyrano[2,3-β]quinoline 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 | C12H12BrNO |
| Molecular Weight | 266.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 9-Bromo-2,3,6,7-tetrahydro-1H,5H-pyrido[3,2,1-ij]quinolin-5-one (CAS 57369-19-4)
- 2,2,3,3,4,4,5,5,6,6,6-Undecafluorohexanimidamide (CAS 464-21-1)
- Gnetol (CAS 86361-55-9)
- (3,6-Dimethyl-5-nitropyridin-2-yl)methanamine hydrochloride (CAS 1824087-33-3)
- 2-Carbamoylphenyl acetate (CAS 5663-71-8)
- 2-(1,2,3,4-tetrahydroquinolin-5-yloxy)acetamide (CAS 1701662-50-1)
- N-Cyclohexyl-4-(methylsulfonyl)piperidine-1-carboxamide (CAS 1448069-06-4)
- 3-Chloro-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)dibenzofuran (CAS 2404594-48-3)
- Methyl 4-(5-methylfuran-2-carboxamido)benzoate (CAS 540533-39-9)
- S,S,S-Triethyltetrathiophosphate (CAS 1642-43-9)
- Semaglutide impurity 85 (CAS CATO-C4X-222685)
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