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    • 3. 发明授权
    • 헬리코박터의감염에기인하는질환의치료제
    • KR100407849B1
    • 2004-05-07
    • KR1019970702879
    • 1996-08-29
    • 가부시키가이샤 가네가
    • 야마시따가쓰지야마네다께히꼬사까시따신이찌호소에가즈노리후지이겐지
    • A61K31/535A61K31/54C07D498/18C07D513/18
    • A61K31/541A61K31/438A61K31/536A61K31/5383A61K31/542
    • A curative medicine for a digestive organ disease caused by the infection of Helicobacter comprising as an effective component a rifamycin derivative expressed by the formula (I) or the formula (II), or a physiologically acceptable salt thereof. In the formula (I), X represents an oxygen atom or a sulfur atom, R represents an acetyl group or a hydrogen atom, R represents a hydroxy group or a hydrogen atom, R represents Äin which R and R are the same or different and each is an alkyl group having 1 to 3 carbon atoms or a group expressed by the formula (in which m represents an integer between 1 and 3)Ü, or Äin which R and R are the same or different and each is a hydrogen atom or an alkyl group having 1 to 3 carbon atoms, X represents an oxygen atom or a sulfur atom or NR äR represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms or -(CH2)nX (in which n represents an integer between 1 and 4, and X represents an alkoxy group having of 1 to 3 carbon atoms, or a vinyl group or an ethynyl group, or a group expressed by the formula In the formula (II), R represents an alkyl group having 1 to 7 carbon atoms.
    • 一种由螺杆菌感染引起的消化器官疾病的治疗药物,其包含由式(I)或式(II)表示的利福霉素衍生物或其生理学上可接受的盐作为有效成分。 < CHEM> 在式(I)中,X 1是氢。 代表氧原子或硫原子,R 1代表氧原子或硫原子。 表示乙酰基或氢原子,R 2表示氢原子。 代表羟基或氢原子,R 3代表羟基或氢原子。 代表< CHEM> Ä其中R 4是 并且R 5是氢。 是相同或不同的,并且各自是具有1至3个碳原子的烷基或由式< CHEM>表示的基团。 (其中m代表1和3之间的整数)< UUM1;或< CHEM> Ä其中R 6是氢。 和R 7。 各自是氢原子或具有1至3个碳原子的烷基,X 2是相同的或不同的。 代表氧原子或硫原子或NR 8; Ä R&LT 8是氢; 代表氢原子或具有1至6个碳原子的烷基或 - (CH 2)nX 3 - (其中n表示1至4之间的整数,并且X 3表示具有1至3个碳原子的烷氧基,或乙烯基或乙炔基,或由式< CHEM< ; CHEM>在式(II)中,R 9表示具有1至7个碳原子的烷基。