2,6-Pyridinedicarbonyl dichloride 2,6-Pyridinedicarboxylic acid chloride 3739-94-4 Pyridine-2,6-dicarboxylic acid chloride CAS 3739-94-4
| CAS No. | 3739-94-4 |
| Molecular Formula | C7H9Cl2NO2 |
| Molecular Weight | 210.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2,6-Pyridinedicarbonyl dichloride 2,6-Pyridinedicarboxylic acid chloride 3739-94-4 Pyridine-2,6-dicarboxylic acid chloride (CAS 3739-94-4), molecular formula C7H9Cl2NO2 and molecular weight 210.06 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H9Cl2NO2, 2,6-Pyridinedicarbonyl dichloride 2,6-Pyridinedicarboxylic acid chloride 3739-94-4 Pyridine-2,6-dicarboxylic acid chloride contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 210.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 2,6-Pyridinedicarbonyl dichloride 2,6-Pyridinedicarboxylic acid chloride 3739-94-4 Pyridine-2,6-dicarboxylic acid chloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H9Cl2NO2 |
| Molecular Weight | 210.06 g/mol |
| Appearance | 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, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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