6-Bromo-2-(4-nitrophenyl)-3H-imidazo[4,5-b]pyridine CAS 332419-75-7
| CAS No. | 332419-75-7 |
| Molecular Formula | C12H7BrN4O2 |
| Molecular Weight | 319.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Bromo-2-(4-nitrophenyl)-3H-imidazo[4,5-b]pyridine (CAS 332419-75-7), molecular formula C12H7BrN4O2 and molecular weight 319.11 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-Bromo-2-(4-nitrophenyl)-3H-imidazo[4,5-b]pyridine (C12H7BrN4O2) 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 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 319.11 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 6-Bromo-2-(4-nitrophenyl)-3H-imidazo[4,5-b]pyridine 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 | C12H7BrN4O2 |
| Molecular Weight | 319.11 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Bromo Standards
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- 3-(2,3-Dichlorophenyl)-2-methyl-1-propene (CAS 951892-49-2)
- 4-Methyl-3-(2-(tetrahydro-2h-pyran-2-yl)ethyl)-1h-pyrazol-5-amine (CAS 1350479-47-8)
- n-(3-Fluoro-4-methylphenyl)-1,3-benzothiazol-2-amine (CAS 852399-68-9)
- 2-((2-((4-(4-Chlorophenyl)thiazol-2-yl)amino)-2-oxoethyl)thio)acetic acid (CAS 477867-80-4)
- 5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazole-3-sulfonyl chloride (CAS 1260672-13-6)
- 4-Bromo-1,5-dimethyl-1h-pyrrole-2-carbonitrile (CAS 142057-56-5)
- Des-His(1)-Semaglutide (CAS CATO-C4X-2226216)
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