The reactions of electrophilic addition of cycloalkane carboxylic acid chlorides with allyl chlorides were studied. It was found, that depending on the chloride structures, 2- and 2,4-substituted furans, 1-R-3,4- dichloro-2-butene-1-ones and 1-R-3,4,4-trichloro-1-butanones were obtained.