Isonicotinyl Chloride Hydrochloride

4-Pyridinecarbonyl Chloride Hydrochloride (1:1); (Chlorocarbonyl)-4-(pyridinyl) Monohydrochloride; 4-(Chloroformyl)pyridinium Hydrochloride; 4-Nicotinoyl Chloride Hydrochloride; 4-Pyridinecarboxylic Acid Chloride Hydrochloride; Isonicotinic Acid Chloride Hydrochloride;