申请人:Abbott Laboratories
公开号:US04254116A1
公开(公告)日:1981-03-03
5H-[1]Benzopyrano[3,4-d]pyridines represented by the formula ##STR1## wherein each R.sub.1 is loweralkyl, R.sub.2 is alkyl, cycloalkyl or ##STR2## wherein Y is a straight or branched chain alkylene group having from 1 to 10 carbon atoms and each R.sub.4, R.sub.5 and R.sub.6 are the same or different members of the group consisting of hydrogen, halo, trifluoromethyl or loweralkyl; and R.sub.3 is hydroxy, acyloxy, loweralkoxy, loweralkenyloxy, loweralkynyloxy or ##STR3## X is a straight or branched chain alkylene group having from one to eight carbon atoms, and wherein R.sub.7 and R.sub.8 are the same or different members of the group consisting of hydrogen or loweralkyl, or ##STR4## wherein X is a straight or branched chain alkylene group having from one to eight carbon atoms, a is an integer from 1 to 4, b is an integer from 1 to 4, Z is CH.sub.2, O, S or NR.sub.10 with R.sub.10 being hydrogen or loweralkyl, with the limitation that when Z is O or S, the sum of a and b is 3 or 4; and when Z is NR.sub.10, the sum of a and b is 3-5; R.sub.9 is hydrogen or loweralkyl, and the pharmaceutically acceptable salts thereof.
公式为:5H-[1]苯并吡喃并[3,4-d]吡啶,其中每个R1是低碳基,R2是烷基、环烷基或##STR2##,其中Y是直链或支链烷基,具有1-10个碳原子,每个R4、R5和R6是氢、卤素、三氟甲基或低碳基的相同或不同成员;R3是羟基、酰氧基、低碳氧基、低碳烯氧基、低碳炔氧基或##STR3##,X是直链或支链烷基,具有1-8个碳原子,其中R7和R8是氢或低碳基的相同或不同成员,或##STR4##,其中X是直链或支链烷基,具有1-8个碳原子,a为1-4的整数,b为1-4的整数,Z为CH2、O、S或NR10,其中R10为氢或低碳基,但当Z为O或S时,a和b之和为3或4;当Z为NR10时,a和b之和为3-5;R9为氢或低碳基,以及其药学上可接受的盐。