: M 2571 (OTTO) 4-Methoxypyridine, 97% Cas 620-08-6 - used as a starting reagent for the stereocontrolled synthesis of (±)-pumiliotoxin C and (±)-lasubine II. M 2571 (OTTO) 4-Methoxypyridine, 97% Cas 620-08-6 - used in an efficient construction of dihyropyridin-4-ones, which serves as potential ligands for neuronal nicotinic acetycholine receptors.