This disclosure describes novel 6-(4-substituted-1-piperazinyl)-5,8-quinolinediones, 7-(4-substituted-1-piperazinyl)-5,8-quinolinediones, and 6-(4-substituted-1-piperazinyl)-5,8-quinoxalinediones which possess activity as anti-asthmatic and anti-allergic agents.
本公开介绍了具有抗哮喘和抗过敏活性的新型 6-(4-取代-1-
哌嗪基)-
5,8-喹啉二酮、7-(4-取代-1-
哌嗪基)-
5,8-喹啉二酮和 6-(4-取代-1-
哌嗪基)-5,8-
喹喔啉二酮。