FIELD: organic synthesis. SUBSTANCE: product: acrolein. Reagent 1: propylene. Reagent 2: air. Reaction conditions: catalyst of the following composition is used: Mg12Fe(0.4-4.0)Co(0.4-4.0)Ni(1-9)Bi(0.2-2.0)P(As)(0.2-2.0)K (Rb,Cs)(0-0.1)Sm(0.01-0.2)Si(5-40)O(X) where X is determined by metal valency; temperature is 300-380 C, pressure is 1.4-2.2 bar, ratio of propylene, air, inert gas or exhaust gas and water is 1:(6-9):(3-12):(0-5). EFFECT: improved method of synthesis. 4 cl, 4 tbl
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