5-fluorouracil, 2'-deoxy-5-fluorouridine and 1-carbomoyl-5-fluorouracil
compounds
    7.
    发明授权
    5-fluorouracil, 2'-deoxy-5-fluorouridine and 1-carbomoyl-5-fluorouracil compounds 失效
    5-氟尿嘧啶,2'-脱氧-5-氟尿嘧啶和1-甲酰甲酰基-5-氟尿嘧啶化合物

    公开(公告)号:US5049551A

    公开(公告)日:1991-09-17

    申请号:US528710

    申请日:1990-05-24

    CPC分类号: C07D239/553 C07H19/06

    摘要: A 5-fluorouracil derivative represented by the formula (1): ##STR1## wherein A represents a group represented by ##STR2## wherein R.sup.1 represents a hydrogen atom or OR.sup.5 group, R.sup.2, R.sup.3 and R.sup.5 may be the same or different and each represents a hydrogen atom or a group represented by the following formula (2): ##STR3## wherein R.sup.6 represents an acyl group, R.sup.7 represents a hydrogen atom, a straight or branched alkyl group, a cycloalkyl group, an aralkyl group, a lower alkenyl group or a phenyl group, and n is an integer of 0 to 6,provided that at least one of R.sup.2, R.sup.3 and R.sup.5 is a group represented by the formula (2), and the case whereinR.sup.2 and R.sup.5 are both hydrogen atoms is excluded,R.sup.4 represents a group represented by the formula (2), and X represents an alkylene group or a cycloalkylene group,and an antitumor agent containing the same as an active ingredient.