New quinone compounds of the formula: ##STR1## wherein R.sup.1 is methyl or methoxy, or the two R.sup.1 groups jointly represent --CH.dbd.CH--CH.dbd.CH--; X is --CH.dbd.CH-- or --C.dbd.C--; Y.sup.1 is hydrogen, hydroxyl, carboxyl, cyano, acyloxy or --COZ in which Z is amino which may be substituted; m is zero or an integer of 1 to 3; n is zero or an integer of 1 to 10; n' is an integer of 1 to 5; k is an integer of 1 to 3; and when k is 2 or 3, n' is optionally variable within the range of 1 to 5 in each occurrence of the --X--(CH.sub.2).sub.n' group; and their hydroquinone forms and salts, have useful physiological activities such as antiasthmatic, antiallergic and bloodpressure decreasing activities.
式##
STR1##所示的新醌化合物,其中R1为
甲基或甲
氧基,或者两个R1基团共同代表--CH=CH--CH=CH--;X为--CH=CH--或--C=C--;Y1为
氢、羟基、羧基、
氰基、酰
氧基或--COZ,其中Z为可被取代的
氨基;m为0或1至3的整数;n为0或1至10的整数;n'为1至5的整数;k为1至3的整数;当k为2或3时,每次出现的--X--(
CH2)n'基团中的n'可选择性地在1至5的范围内变化;以及它们的
氢醌形式和盐,具有有用的生理活性,如抗哮喘、抗过敏和降血压活性。