3,5-Dibromo-2-chloro-6-methoxypyridine CAS 2432849-11-9
| CAS No. | 2432849-11-9 |
| Molecular Formula | C6H4Br2ClNO |
| Molecular Weight | 301.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3,5-Dibromo-2-chloro-6-methoxypyridine is closely related to an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3,5-Dibromo-2-chloro-6-methoxypyridine (CAS 2432849-11-9), molecular formula C6H4Br2ClNO and molecular weight 301.36 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3,5-Dibromo-2-chloro-6-methoxypyridine (C6H4Br2ClNO) contains an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 301.36 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 3,5-Dibromo-2-chloro-6-methoxypyridine 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 | C6H4Br2ClNO |
| Molecular Weight | 301.36 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 |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
Related Dibromo Standards
- 4,6-Dibromo-2-chloro-3-methoxypyridine (CAS 1934692-02-0)
- 3,5-Dibromo-6-chloro-N-methylpyrazin-2-amine (CAS 848366-44-9)
- 2,8-Dibromo-4-methylquinoline (CAS 1067914-52-6)
- 4,6-Dibromo-2-methylquinoline (CAS 1070879-53-6)
- 4,7-Dibromo-2-methylquinoline (CAS 1070879-54-7)
- 4,8-Dibromo-2-methylquinoline (CAS 1070879-55-8)
- 4,7-Dibromo-8-methylquinoline (CAS 1189105-53-0)
- 4,6-Dibromo-7-methylquinoline (CAS 1189105-55-2)
Recommended Standards
- 3-(Furan-2-yl)-5-((4-methoxybenzyl)thio)-4-methyl-4H-1,2,4-triazole (CAS 677295-15-7)
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- 3-(Furan-2-yl)-5-((3-methoxybenzyl)thio)-4-methyl-4H-1,2,4-triazole (CAS 678554-12-6)
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- 1-(3-(N-(2,3-Dihydroxypropyl)acetamido)-5-((2,3-dihydroxypropyl)carbamoyl)-2,4,6-triiodobenzamido)-3-hydroxypropan-2-yl acetate (Iodixanol Impurity) (CAS 2730989-02-1)
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