申请人:American Home Products Corporation
公开号:US05168103A1
公开(公告)日:1992-12-01
A compound of the formula: ##STR1## in which R.sup.1 is hydrogen, alkyl or phenylalkyl; R.sup.2 is hydrogen, alkyl, alkenyl or phenylalkyl; or R.sup.1 and R.sup.2 taken together are --Ch.sub.2 CH.sub.2 --, --CH.sub.2 C(R.sup.6)(R.sup.7)CH.sub.2 --or --CH.sub.2 C(R.sup.8)(R.sup.9)--C(R.sup.10)(R.sup.11)CH.sub.2 --, where R.sup.6, R.sup.8 and R.sup.10 are, independently, hydrogen, alkyl of 1 to 6 carbon atoms or hydroxyl and R.sup.7, R.sup.9 and R.sup.11 are, independently, hydrogen or alkyl of 1 to 6 carbon atoms; A is alkylene or alkenylene; X is CO.sub.2 R.sup.3 in which R.sup.3 is hydrogen or alkyl, P(O)(OR.sup.4)(OR.sup.5) in which R.sup.4 and R.sup.5 are, independently, hydrogen or alkyl, 3,5-dioxo-1,2,4-oxadiazolindin-2-yl or 5-tetrazolyl; or a pharmaceutically acceptable salt thereof are useful as neuroprotectants.
式为:##STR1## 的化合物,其中R.sup.1是氢,烷基或苯基烷基;R.sup.2是氢,烷基,烯基或苯基烷基;或R.sup.1和R.sup.2一起是--Ch.sub.2 CH.sub.2 --,--CH.sub.2 C(R.sup.6)(R.sup.7)CH.sub.2 --或--CH.sub.2 C(R.sup.8)(R.sup.9)--C(R.sup.10)(R.sup.11)CH.sub.2 --,其中R.sup.6,R.sup.8和R.sup.10是独立的,是氢,1至6个碳原子的烷基或羟基,而R.sup.7,R.sup.9和R.sup.11是独立的,是氢或1至6个碳原子的烷基;A是烷基或烯基;X是CO.sub.2 R.sup.3,其中R.sup.3是氢或烷基,P(O)(OR.sup.4)(OR.sup.5),其中R.sup.4和R.sup.5是独立的,是氢或烷基,3,5-二氧化-1,2,4-噁二唑啉-2-基或5-四唑基;或其药学上可接受的盐对于神经保护剂有用。