СИНТЕЗ ГЕТЕРОЦИКЛІВ НА ОСНОВІ 5-АРИЛТІОФЕН-2-КАРБОНОВИХ КИСЛОТ

The methods of synthesis of [1,2,4]triazolo[3,4-b][1,3,4]thiadiazole, 1,2,4-thiadiazole, 1,3,4- oxadiazole and chromenone derivatives possessing an arylthiophene moiety by using of 5- arylthiophene-2-carboxylic acids or acid chlorides were developed. Key words: 5-aryltiophene-2-carboxylic acids, heterocyclizations, [1,2,4]triazolo [ 3,4- b ] [1,3,4]thiadiazole, 1,2,4-thiadiazole, 1,3,4-oxadiazole, flavone.