3,5-Dibromo-2-fluoro-4-methylpyridine CAS 1000340-01-1
| CAS No. | 1000340-01-1 |
| Molecular Formula | 2*C6H4Br2FN |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5-Dibromo-2-fluoro-4-methylpyridine (C6H4Br2FN) contains a nitrile group, fluorine/bromine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
3,5-Dibromo-2-fluoro-4-methylpyridine (CAS 1000340-01-1), molecular formula C6H4Br2FN and molecular weight 268.91 g/mol, is a CATO reference standard with documented purity and traceability.
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-fluoro-4-methylpyridine 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 | 2*C6H4Br2FN |
| Molecular Weight | 268.91 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 methanol, acetonitrile, DMSO |
| 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.) | 1988 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Related Dibromo Standards
- 3,5-Dibromo-2-chloro-4-methylpyridine (CAS 1000017-92-4)
- 3,5-Dibromo-2-chloro-6-methylpyridine (CAS 1000018-58-5)
- 2,6-Dibromo-4-(trifluoromethyl)pyridine (CAS 1000152-84-0)
- 3,4-Dibromo-7-azaindole (CAS 1000340-33-9)
- 4,6-Dibromo-1H-pyrrolo[2,3-b]pyridine (CAS 1000340-66-8)
- 3,6-Dibromo-5-methoxy-1H-pyrrolo[3,2-b]pyridine (CAS 1000341-07-0)
- 3,6-Dibromo-1H-pyrrolo[3,2-c]pyridine (CAS 1000341-69-4)
- 3,4-Dibromo-1H-pyrrolo[3,2-c]pyridine (CAS 1000341-83-2)
Recommended Standards
- 2-(3-Aminobicyclo[1.1.1]pentan-1-yl)acetic acid hydrochloride (CAS 2096992-16-2)
- Methyl 6-Amino-4-indolecarboxylate (CAS 103956-00-9)
- 3-Methylpentane-1,3-diol (CAS 33879-72-0)
- {[5-(4-fluorophenyl)thiophen-2-yl]methyl}(propan-2-yl)amine (CAS 1095140-49-0)
- 4-Iodo-2-methylbenzothiazole (CAS 1261740-11-7)
- Pyridine-4-sulfonyl Chloride (CAS 134479-04-2)
- n1-Benzyl-n1-(pyrimidin-2-yl)ethane-1,2-diamine (CAS 1183731-32-9)
- 1-amino-3-fluorocyclobutane-1-carboxylic acid (CAS 1033700-92-3)
- Amisulpride Impurity 20 (CAS CATO-C4X-104520)
- Tirzepatide Impurity 48 (CAS CATO-C4X-324048)
Why CATO?
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