合成了几种6-取代的噻吩并[2,3 - d ]嘧啶-2,4(1 H,3 H)-二酮衍生物。通过在碱存在下用2-巯基乙酸乙酯处理6-氯-5-甲酰基尿嘧啶1和6-氯-5-氰尿嘧啶6来制备6-乙氧基羰基衍生物3和7。通过6-巯基尿嘧啶8与氯乙醛缩合制得的5,6-未取代的噻吩并[2,3- d ]嘧啶9的亲电取代反应(Vilsmeier-Haack反应,溴化和硝化),得到相应的6-甲酰基-, 6-溴和6-硝基硫代[2,3- d分别是]嘧啶10、15和16。
THIENOPYRIMIDINEDIONE DERIVATIVES AS TRPA1 MODULATORS
申请人:Kumar Sukeerthi
公开号:US20120295924A1
公开(公告)日:2012-11-22
The present invention is related to novel thienopyrimidinedione derivatives as TRPA (Transient Receptor Potential subfamily A) modulators. In particular, compounds described herein are useful for treating or preventing diseases, conditions and/or disorders modulated by TRPA1 (Transient Receptor Potential subfamily A, member 1). Also provided herein are processes for preparing compounds described herein, intermediates used in their synthesis, pharmaceutical compositions thereof, and methods for treating or preventing diseases, conditions and/or disorders modulated by TRPA1.