6-Bromo-4,4'-dimethyl-2,2'-bipyridyl CAS 850413-36-4
| CAS No. | 850413-36-4 |
| Molecular Formula | C12H11BrN2 |
| Molecular Weight | 263.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H11BrN2, 6-Bromo-4,4'-dimethyl-2,2'-bipyridyl contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 263.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
6-Bromo-4,4'-dimethyl-2,2'-bipyridyl (CAS 850413-36-4), molecular formula C12H11BrN2 and molecular weight 263.13 g/mol, is a CATO reference standard with documented purity and traceability.
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), 6-Bromo-4,4'-dimethyl-2,2'-bipyridyl 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 | C12H11BrN2 |
| Molecular Weight | 263.13 g/mol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 5-Bromo-N1-phenylbenzene-1,2-diamine (CAS 343952-87-4)
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- 8-bromo-7-methoxy-1,4-dihydro-1,6-naphthyridin-4-one (CAS 952138-17-9)
- 2-(3-(Trifluoromethoxy)phenyl)pyrrolidine hydrochloride (CAS 1189900-43-3)
- 1-Benzyl-5-chloro-N-methyl-6-oxo-1,6-dihydropyridine-3-carboxamide (CAS 339024-36-1)
- 3660-09-1 1,4-Diaminobutan-2-one dihydrochloride EINECS 222-914-0 (CAS 3660-09-1)
- 2-methylindazole-4-carboxamide (CAS 2306264-94-6)
- 2-Benzyl-4-chloro-6-methyl-1H-pyrrolo[3,4-c]pyridine-1,3(2H)-dione (CAS 261363-75-1)
- 2-Fluoro-N-(3-fluorobenzyl)-5-methylaniline (CAS 1039824-92-4)
- 2-(4-(Difluoromethyl)-5-methyl-6-(trifluoromethoxy)pyridin-3-yl)acetonitrile (CAS 1361837-45-7)
- 2-(Piperidin-1-yl)-2-(4-(trifluoromethoxy)phenyl)acetic acid (CAS 1218439-39-4)
- 3,4-Dihydro-4-hydroxy-1(2H)-pyridinecarboxylic Acid Ethyl Ester (CAS 89690-65-3)
- Semaglutide impurity 193 (CAS CATO-C4X-2226193)
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