M 1905 (OTTO) p-Methyl acetophenone, 95% Cas 122-00-9 - used as a flavoring agent. It reacts with morpholine to get 4-(p-tolyl-thioacetyl)-morpholine in the presence of sulfur as a reagent. M 1905 (OTTO) p-Methyl acetophenone, 95% Cas 122-00-9 - used as an intermediate in the manufacture of active pharmaceutical ingredients, perfumes and cosmetics.