A series of pyrazoles were prepared in good yields via 1,3-dipolar cycloaddition of diazoacetate compounds to terminal alkynes promoted by Zn(OTf)(2) under mild conditions. It was Supposed that the reaction was through the intermediate of Zn alkynilide. (C) 2009 Elsevier Ltd. All rights reserved.
NOVEL COMPOUNDS AND PHARMACEUTICAL COMPOSITIONS THEREOF FOR THE TREATMENT OF CYSTIC FIBROSIS
申请人:Galapagos NV
公开号:US20180221334A1
公开(公告)日:2018-08-09
The present invention discloses compounds according to Formula I:
wherein R
1
is as defined herein. The present invention relates to compounds and their use in the treatment of cystic fibrosis, methods for their production, pharmaceutical compositions comprising the same, and methods of treatment cystic fibrosis by administering a compound of the invention.