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    • 59. 发明授权
    • .alpha.-Acetylenic derivatives of .alpha.-amino acids
    • α-氨基酸的α-乙酸衍生物
    • US4190586A
    • 1980-02-26
    • US947940
    • 1978-10-02
    • Brian W. MetcalfMichel Jung
    • Brian W. MetcalfMichel Jung
    • C07F7/08C07D207/26C07D211/76
    • C07F7/0818Y10S514/96Y10S514/962
    • Novel acetylenic derivatives of .alpha.-amino acids of the following general structure: ##STR1## wherein n is an integer of from 1 to 3; R is hydrogen, alkylcarbonyl wherein the alkyl moiety has from 1 to 4 carbon atoms and is straight or branched, alkoxycarbonyl wherein the alkoxy moiety has from 1 to 4 carbon atoms and is straight or branched, or ##STR2## wherein R.sub.2 is hydrogen, a straight or branched lower alkyl group of from 1 to 4 carbon atoms, benzyl or .rho.-hydroxybenzyl; each R.sub.1 is the same and is hydroxy, a straight or branched alkoxy group of from 1 to 8 carbon atoms, --NR.sub.3 R.sub.4 wherein each of R.sub.3 and R.sub.4 is hydrogen or a lower alkyl group of from 1 to 4 carbon atoms and can be the same or different, or ##STR3## wherein R.sub.5 is hydrogen, a straight or branched lower alkyl group of from 1 to 4 carbon atoms, benzyl or .rho.-hydroxybenzyl; and the lactams thereof when n is 2 or 3; and pharmaceutically acceptable salts and individual optical isomers thereof.
    • 具有以下一般结构的α-氨基酸的新型炔属衍生物:其中n为1至3的整数; R是氢,烷基羰基,其中烷基部分具有1至4个碳原子,并且是直链或支链的烷氧基羰基,其中烷氧基部分具有1至4个碳原子并且是直链或支链的,或者其中R2是氢, 1至4个碳原子的直链或支链低级烷基,苄基或对羟基苄基; 每个R 1相同,为羟基,具有1至8个碳原子的直链或支链烷氧基,-NR 3 R 4,其中R 3和R 4各自为氢或1至4个碳原子的低级烷基并且可以相同 或不同的,或其中R5是氢,1-4个碳原子的直链或支链低级烷基,苄基或对羟基苄基; 当n为2或3时,其内酰胺; 及其药学上可接受的盐和单独的光学异构体。