1,2,4-Triazolo[1,5-c]pyrimidines substituted at the 5 or 7 positions through a nitrogen atom which is part of a heterocyclic ring have been found to have potent bronchodilator activity. Methods for inducing bronchodilation, pharmaceutical compositions and synthetic processes are also disclosed.
在含杂环的氮原子处以5或7位置取代的
1,2,4-三唑并[1,5-c]
嘧啶已被发现具有强效的支气管扩张剂活性。还公开了诱导支气管扩张的方法、制药组合物和合成过程。