Russell, Roland K.; Rampulla, Richard A.; Nievelt, Caroline E. van, Journal of Heterocyclic Chemistry, 1990, vol. 27, # 6, p. 1761 - 1770
摘要:
DOI:
作为产物:
描述:
4-氨基噻吩-3-羧酸甲酯 、 1-bromo-5-isocyanatopentane 以
甲苯 为溶剂,
反应 4.0h,
以to produce N-(5-bromopentyl)-N'-(4-carbomethoxythien-3-yl]urea as a tan solid (98%)的产率得到N-(5-bromopentyl)-N'-(4-carbomethoxythien-3-yl)urea
The synthesis of ring-fused thienopyrimidinedione derivatives is described. The novel ring-fused thienopyrimidinedione derivatives are generally vasodilating agents and antihypertensive agents and as such are useful as cardiovascular agents.
Thieno- and furopyrimidine-2,4-dione piperidine derivatives as serotonin
申请人:Ortho Pharmaceutical Corporation
公开号:US04835157A1
公开(公告)日:1989-05-30
Novel thienopyrimidine-2,4-dione piperidine derivatives and novel furo[3,4-d]pyrimidine-2,4-dione piperidine derivatives are described. The novel piperidine derivatives are selective serotonin antagonists and alpha adrenergic blocking agents with cardiovascular, gastrointestinal and central nervous system activites.