2,3-Dibromo-5-iodopyridine CAS 923957-52-2
| CAS No. | 923957-52-2 |
| Molecular Formula | C5H2Br2IN |
| Molecular Weight | 362.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 362.79 g/mol gives 2,3-Dibromo-5-iodopyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,3-Dibromo-5-iodopyridine (CAS 923957-52-2) is a high-purity analytical reference standard with the molecular formula C5H2Br2IN and a molecular weight of 362.79 g/mol.
Structurally, 2,3-Dibromo-5-iodopyridine (C5H2Br2IN) contains a nitrile group, bromine/iodine substitution. 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 362.79 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 2,3-Dibromo-5-iodopyridine 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 | C5H2Br2IN |
| Molecular Weight | 362.79 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br/I-containing |
| Nitrogen Atoms | 1 |
Related Dibromo Standards
- 2,6-Dibromo-3-iodopyridine (CAS 1032582-80-1)
- 2,5-Dibromo-4-iodopyridine (CAS 1061357-86-5)
- 2,6-Dibromo-4-iodopyridine (CAS 1160184-14-4)
- 2,5-Dibromo-3-iodopyridine (CAS 1214383-63-7)
- 3,5-Dibromo-4-iodopyridine (CAS 1214383-75-1)
- 2,3-Dibromo-4-iodopyridine (CAS 1353056-43-5)
- 2,4-Dibromo-3-iodopyridine (CAS 1353056-48-0)
- 2,3-Dibromo-6-iodopyridine (CAS 1806273-66-4)
Recommended Standards
- 2-((1-(4-Chlorophenyl)-2,5-dioxopyrrolidin-3-yl)thio)nicotinic acid (CAS 838890-59-8)
- 3,5-Dibromo-2-iodopyridine (CAS 436799-34-7)
- 2,4-Dibromo-6-iodopyridine (CAS 1806295-81-7)
- 3-[(4-Chlorophenyl)sulfanyl]-1-(4-nitrophenyl)pyrrolidine-2,5-dione (CAS 306732-18-3)
- 2,2,2-Trifluoroethyl n-[3-(1-methyl-1h-1,2,3,4-tetrazol-5-yl)phenyl]carbamate (CAS 1221725-68-3)
- 5,24-Stigmastadienol (CAS 28949-66-8)
- Antulcus (CAS 125-53-1)
- 4,4,5,5-Tetramethyl-2-[4-(4-methylphenyl)phenyl]-1,3,2-dioxaborolane (CAS 1381960-58-2)
- tert-Butyl 3-propoxyazetidine-1-carboxylate (CAS 1314988-15-2)
- 4,4’-(Perfluoropropane-2,2-diyl)diphthalic Acid (CAS 3016-76-0)
- (S)-N-((S)-5,7-Dihydrospiro[cyclopenta[b]pyridine-6,4'-piperidin]-5-yl)-2-methylpropane-2-sulfinamide (CAS 2424047-23-2)
- 5-Bromo-N-isopropylthiophene-2-carboxamide (CAS 908494-87-1)
- Methyl 2-amino-3-(1h-imidazol-1-yl)butanoate (CAS 1706429-79-9)
- Semaglutide impurity 266 (CAS CATO-C4X-2226266)
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