申请人:Pfizer Inc.
公开号:US04276297A1
公开(公告)日:1981-06-30
A series of novel 3-amino-5-(4-pyridyl)-1,2,4-triazole derivatives has been prepared, including their pharmaceutically acceptable acid addition salts. These particular compounds are useful in therapy as anti-ulcer agents. Preferred member compounds include 3-amino-5-[2-(N-monomethylamino)-4-pyridyl]-1,2,4-triazole, 3-amino-5-[2-(N-monoethylamino)-4-pyridyl]-1,2,4-triazole and 3-amino-5-[2-(N,N-dimethylamino)-4-pyridyl]-1,2,4-triazole. Alternate methods of preparation are provided and the principal synthetic routes leading to the preferred compounds are described in some detail.
一系列新颖的3-氨基-5-(4-吡啶基)-1,2,4-三唑衍生物已经合成,包括它们的药用可接受的酸盐。这些特定化合物在治疗中作为抗溃疡剂是有用的。首选成员化合物包括3-氨基-5-[2-(N-单甲基氨基)-4-吡啶基]-1,2,4-三唑,3-氨基-5-[2-(N-单乙基氨基)-4-吡啶基]-1,2,4-三唑和3-氨基-5-[2-(N,N-二甲基氨基)-4-吡啶基]-1,2,4-三唑。提供了替代的制备方法,并对导致首选化合物的主要合成途径进行了详细描述。