Novel propane-1,3-diol derivatives and use
    2.
    发明授权
    Novel propane-1,3-diol derivatives and use 失效
    新型丙-1,3-二醇衍生物和用途

    公开(公告)号:US4945098A

    公开(公告)日:1990-07-31

    申请号:US78525

    申请日:1987-07-10

    摘要: A derivative of 2-methylenepropane-1,3-diol of the general formula I ##STR1## where O--A.sup.1 and O--A.sup.2, which can be the same or different, each represents O, O--C(O), O--C(O)NH, O--C(S)NH or O--C(O)O, R.sup.1 represents an alkyl or alkenyl group of 10-22 carbon atoms, n is an integer from 1 to 11, B.sup.+ represents a quaternary ammonium group, either N.sup.+ R.sup.4 R.sup.5 R.sup.6, or N.sup.+ (Het), where R.sup.4, R.sup.5 and R.sup.6 are similar or different alkyl groups of 1-4 carbon atoms, or two or all of R.sup.4, R.sup.5 and R.sup.6 may be incorporated into a cyclic or bicyclic structure, which may contain additional hetero atoms; X.sup.- means the anion of a pharmceutically acceptable inorganic or organic acid; and R.sup.2 and R.sup.3 are the same or different, and represent hydrogen or alkl groups of 1-4 carbon atoms.The present compounds have been shown to possess a PAF antagonistic effect and an inhibitory effect on the growth of tumor cells, and are thus valuable in the human and veterinary practice as platelet aggregation inhibitors, anti-thrombotic agents, anti-asthmatic agents, anti-allergic agents, anti-inflammatory agents, anti-hypotensive agents, anti-ulcer agents, anti-psoriatic agents, anti-graft rejection agents, anti-conception agents and anti-tumor agents.

    摘要翻译: PCT No.PCT / DK86 / 00128 Sec。 371日期1987年7月10日第 102(e)日期1987年7月10日PCT提交1986年11月20日PCT公布。 公开号WO87 / 03281 日本6月4日,1987.通式I的2-亚甲基丙烷-1,3-二醇的衍生物,其中O-A1和O-A2可以相同或不同,各自表示O,OC (O),OC(O)NH,OC(S)NH或OC(O)O,R 1表示10-22个碳原子的烷基或链烯基,n为1至11的整数,B +表示季铵 基团,N + R4R5R6或N +(Het),其中R4,R5和R6是1-4个碳原子的相似或不同的烷基,或者R4,R5和R6中的两个或全部可以并入环状或双环 结构,其可以含有额外的杂原子; X-表示药物可接受的无机或有机酸的阴离子; R2和R3相同或不同,表示1-4个碳原子的氢或烷基。 本发明化合物已显示具有PAF拮抗作用和对肿瘤细胞生长的抑制作用,因此在人和兽医学实践中作为血小板聚集抑制剂,抗血栓形成剂,抗哮喘药,抗 - 过敏剂,抗炎剂,抗低血压剂,抗溃疡剂,抗牛皮癣剂,抗移植物排斥剂,抗受孕剂和抗肿瘤剂。

    N-(Benzenesulfonyl) thiocarbamates-herbicidal antidotes
    8.
    发明授权
    N-(Benzenesulfonyl) thiocarbamates-herbicidal antidotes 失效
    N-(苯磺酰基)硫代氨基甲酸酯 - 除草剂

    公开(公告)号:US4297295A

    公开(公告)日:1981-10-27

    申请号:US108890

    申请日:1979-12-31

    摘要: N-(substituted and unsubstituted benzenesulfonyl) thiocarbamates as new compositions of matter useful as active herbicidal antidotes to protect various crops from injury when used with a thiocarbamate herbicide; improved herbicidal compositions and utility of said compositions employing N-benzenesulfonyl thiocarbamates having the formula ##STR1## wherein X is hydrogen, methyl, chloro, bromo, or methoxy; n is an integer 1 to 3, inclusive; R.sub.1 is hydrogen or methyl; and R.sub.2 is alkyl having from 1 to 4 carbon atoms, inclusive, methylthio-p-chlorobenzenesulfonyl carbamate, benzyl or 4-chlorophenyl; provided that when X is hydrogen and R.sub.1 is methyl, the R.sub.2 is other than ethyl.

    摘要翻译: N-(取代和未取代的苯磺酰基)硫代氨基甲酸酯作为用作活性除草剂的新物质组合物,用于在与硫代氨基甲酸酯除草剂一起使用时保护各种作物免受损伤; 所述组合物的改进的除草组合物和用途,其使用具有下式的N-苯磺酰基硫代氨基甲酸酯,其中X是氢,甲基,氯,溴或甲氧基; n为1〜3的整数, R1是氢或甲基; 并且R 2是具有1至4个碳原子的烷基,包括甲硫基 - 对 - 氯苯磺酰基氨基甲酸酯,苄基或4-氯苯基; 条件是当X是氢且R 1是甲基时,R 2不是乙基。