Pyraloxime Methylchloride
China [CN] Pralidoxime Chloride, also known as 2-Pyridinealdoxime methochloride, carries CAS No. 51-15-0 and EINECS No. 200-080-9, with molecular formula C₇H₉ClN₂O and molecular weight of 172.61. It appears as white to off-white solid with a melting point of 230°C, roughly estimated density 1.3265 and refractive index 1.5430. This synthetic organic compound has high water solubility of 65.5 g/100 mL at 25°C and slight solubility in methanol, with an uncertain pKa value ranging from 7.8 to 8. It is cataloged as Merck 14,7703 and BRN 4163981, requiring storage under inert atmosphere at room temperature. As a critical pharmaceutical antidote raw material for organophosphorus pesticide poisoning, it is widely used in emergency clinical formulations, toxicology research and laboratory analytical reagent production.
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