[EN] PROCESSES FOR THE PREPARATION OF AN INTERMEDIATE IN THE SYNTHESIS OF ELTROMBOPAG<br/>[FR] PROCÉDÉS DE PRÉPARATION D'UN INTERMÉDIAIRE DANS LA SYNTHÈSE DE L'ELTROMBOPAG
申请人:ASSIA CHEM IND LTD
公开号:WO2013049605A1
公开(公告)日:2013-04-04
3'-Amino-2'-hydroxybiphenyl-3-carboxylic acid (BPCA) and related compounds have been prepared using compounds such as: wherein R1 is -H, -Cl or -F; R2 is -Br or -I; and R3 is -H or -N02. BPCA is useful, for example, in the preparation of Eltrombopag.
Thiophenyl triazol-3-one derivatives as smooth muscle relaxants
申请人:——
公开号:US20030144333A1
公开(公告)日:2003-07-31
The present invention provides novel [1,2,4]triazole-3-one derivatives having the general formula (I)
1
wherein:
Q is
2
and R
1
, R
2
, R
3
, R
4
, R
5
and R
6
are as defined herein or a nontoxic pharmaceutically acceptable salt or solvate thereof which are smooth muscle relaxants and useful in treating disorders responsive to relaxation of smooth muscle such as asthma, irritable bowel syndrome, male erectile dysfunction and urinary incontinence.