FIELD: organic chemistry. SUBSTANCE: product: compound of the formula: 
where a) R3 - H; R1=R2 - C6H5;; b) R3 - H; R1,R2 - =(-CH-=CH-)2;; c) в)R3 - CH3; R1,R2 - =(-CH=CH-)2; a) empirical formula is C18H16N2O, yield is 98%; b) empirical formula is C10H10N2O, yield is 96%; c) empirical formula is C11H12N2O, yield is 75%. Reagent 1: corresponding derivative of imidazole or benzimidazole. Reagent 2: epichlorohydrin. Reaction condition: in the presence of alkali. EFFECT: improved method of synthesis. 9 ex, 3 tbl
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