4-Bromo-6-chloropicolinamide CAS 1807072-80-5
| CAS No. | 1807072-80-5 |
| Molecular Formula | C6H4BrClN2O |
| Molecular Weight | 235.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
4-Bromo-6-chloropicolinamide (CAS 1807072-80-5) is a high-purity analytical reference standard with the molecular formula C6H4BrClN2O and a molecular weight of 235.47 g/mol.
Structurally, 4-Bromo-6-chloropicolinamide (C6H4BrClN2O) 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 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 235.47 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C6H4BrClN2O |
| Molecular Weight | 235.47 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
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Recommended Standards
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- 2102544-35-2 JackiePhos Palladacycle MFCD22572672 (CAS 2102544-35-2)
- N-(2-(3,5-Dimethylphenoxy)ethyl)-5-ethylthiophene-2-sulfonamide (CAS 1202992-14-0)
- 3-Amino-5-(furan-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 379247-04-8)
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- Tirzepatide (CAS 2023788-19-2)
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