1-Benzyl-3-carboxypyridinium chloride 16214-98-5 3-Carboxy-1-benzylpyridinium chloride EINECS 240-341-4 N(1)-Benzyl-3-carboxylpyridinium chloride N-Benzyl-3-carboxypyridinium chloride N-Benzyl-3-carboxypyridinum chloride NSC 139652 Nicotinic acid-benzyl chloride quat Pyridinium, 1-benzyl-3-carboxy-, chloride Pyridinium, 3-carboxy-1-(phenylmethyl)-, chloride