Analgesic pentapeptides
    9.
    发明授权
    Analgesic pentapeptides 失效
    止痛五肽

    公开(公告)号:US4278596A

    公开(公告)日:1981-07-14

    申请号:US932089

    申请日:1978-08-08

    申请人: Victor M. Garsky

    发明人: Victor M. Garsky

    摘要: Pentapeptides of the formula: ##STR1## wherein R.sup.1 is hydrogen, methyl, ethyl, propyl, 2-methyl-2-pentenyl, 2-methyl-1-pentenyl, cyclopropylmethyl, or cyclobutylmethyl; R.sup.2, R.sup.3, and R.sup.4 are, independently, hydrogen or methyl; and X is --OH, --NH.sub.2, --NHC.sub.n H.sub.2n+1 where n is 1, 2, 3, or 4, --OR.sup.3, or CH.sub.2 OR.sup.3, where R.sup.3 is hydrogen or lower alkyl of from 1 to 4 carbon atoms; or a pharmaceutically acceptable salt thereof; have analgesic activity upon administration to warm-blooded animals.

    摘要翻译: 式中:R 1为氢,甲基,乙基,丙基,2-甲基-2-戊烯基,2-甲基-1-戊烯基,环丙基甲基或环丁基甲基的五肽。 R2,R3和R4独立地是氢或甲基; 并且X是-OH,-NH 2,-NHC n H 2n + 1,其中n是1,2,3或4,-OR 3或CH 2 OR 3,其中R 3是氢或具有1至4个碳原子的低级烷基; 或其药学上可接受的盐; 对温血动物施用时具有止痛活性。