6-Bromo-7-chloro-2-methyl-3H-imidazo[4,5-b]pyridine CAS 1379307-52-4
| CAS No. | 1379307-52-4 |
| Molecular Formula | C7H5BrClN3 |
| Molecular Weight | 246.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Bromo-7-chloro-2-methyl-3H-imidazo[4,5-b]pyridine (CAS 1379307-52-4) is a high-purity analytical reference standard with the molecular formula C7H5BrClN3 and a molecular weight of 246.49 g/mol.
Structurally, 6-Bromo-7-chloro-2-methyl-3H-imidazo[4,5-b]pyridine (C7H5BrClN3) contains a nitrile group, chlorine/bromine substitution, an aromatic ring system. 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 246.49 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.
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.
CATO manufactures 6-Bromo-7-chloro-2-methyl-3H-imidazo[4,5-b]pyridine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H5BrClN3 |
| Molecular Weight | 246.49 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 DMSO, DMF, methanol |
| 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 | 3 |
Related Bromo Standards
- 3-bromo-6-chloro-1H-indazol-5-amine (CAS 1000342-44-8)
- 3-Bromo-6-chloro-7-methylimidazo[1,2-b]pyridazine (CAS 1025066-16-3)
- 7-Bromo-4-chloro-2-methyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 1055057-39-0)
- 5-Bromo-2-(chloromethyl)benzo[d]oxazole (CAS 110704-48-8)
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Recommended Standards
- 3-Bromo-7-chloro-2-methylpyrazolo[1,5-a]pyrimidine (CAS 1378867-13-0)
- 7-Bromo-5-chloro-1H-benzimidazol-2-amine (CAS 1388021-17-7)
- 8-Bromo-6-chloro-2-methylimidazo[1,2-b]pyridazine (CAS 1298031-94-3)
- 6-Bromo-2-chloro-7-methyl-3H-imidazo[4,5-b]pyridine (CAS 1388071-17-7)
- 1-(3,6-Dibromopyrazin-2-yl)ethan-1-one (CAS 1447607-04-6)
- 2-(3-(2-(dimethylamino)ethoxy)-4-hydroxyphenyl)-5,7-dihydroxy-4H-chromen-4-one hydrochloride (CAS CATO-C3D-262411)
- 5-Bromo-2-nitrobenzenesulfonamide (CAS 1178121-39-5)
- 4,7-Dibromo-2-octyl-2H-benzo[d][1,2,3]triazole (CAS 960509-83-5)
- 4-((2-Bromobenzyl)(methyl)amino)butanenitrile (CAS 1250053-18-9)
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- 4-Amino-3-(difluoromethyl)-5-nitropicolinaldehyde (CAS 1804719-65-0)
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