Thiopyrano-benzopyrans, compositions and method of use thereof
    63.
    发明授权
    Thiopyrano-benzopyrans, compositions and method of use thereof 失效
    噻喃 - 苯并吡喃,组合物及其使用方法

    公开(公告)号:US4228173A

    公开(公告)日:1980-10-14

    申请号:US58609

    申请日:1979-07-18

    摘要: There are described compounds of formula I, ##STR1## in which an adjacent pair of R.sub.5, R.sub.6, R.sub.7 and R.sub.8 form a chain --COCH.dbd.CE--O--, and the remainder of R.sub.5, R.sub.6, R.sub.7 and R.sub.8, which may be the same or different, each represent hydrogen, hydroxy, alkyl, halogen, alkenyl, alkoxy, or --NR.sub.1 R.sub.2 in which R.sub.1 and R.sub.2, which are the same or different, are each hydrogen or alkyl, andE is --COOH, a 5-tetrazolyl group or an (N-tetrazol-5-yl) carboxamido group,and pharmaceutically acceptable derivatives thereof.There are also described processes for making the compounds and pharmaceutical, e.g. anti-allergic, compositions containing them.

    摘要翻译: 描述了式I的化合物,其中相邻的一对R 5,R 6,R 7和R 8形成链-COCH = CE-O-,其余的R5,R6,R7和R8,其可以是 相同或不同,各自表示氢,羟基,烷基,卤素,烯基,烷氧基或-NR 1 R 2,其中相同或不同的R 1和R 2各自为氢或烷基,并且E为-COOH,a 5 - 四唑基或(N-四唑-5-基)甲酰胺基及其药学上可接受的衍生物。 还描述了制备化合物和药物的方法,例如。 抗过敏,含有它们的组合物。