Process for ortho-cyanation of phenols or phenylamines
申请人:Shionogi & Co., Ltd.
公开号:US04774331A1
公开(公告)日:1988-09-27
A process for ortho-cyanation of phenols or phenylamines which comprises reacting a phenyl compound having hydroxy or optionally substituted amino or cyclic amino, of which ortho position is vacant, with trichloroacetonitrile, C.sub.1 -C.sub.5 alkyl thiocyanate or C.sub.6 -C.sub.12 aryl thiocyanate in the presence of a boron trihalide and treating the resultant product with an alkali is provided, and said process is useful in the synthesis of intermediates for medicinals or pesticides.
Presently provided are inhibitors of cellularly expressed TDO2 and pharmaceutical compositions thereof, useful for modulating an activity of tryptophan 2, 3 dioxygenase; treating immunosuppression; treating a medical conditions that benefit from the inhibition of tryptophan degradation; enhancing the effectiveness of an anti-cancer treatment comprising administering an anti-cancer agent; and treating tumor-specific immunosuppression associated with cancer.
[EN] HETEROCYCLIC SPIRO COMPOUNDS AND METHODS OF USE<br/>[FR] COMPOSÉS SPIRO HÉTÉROCYCLIQUES ET MÉTHODES D'UTILISATION
申请人:AMGEN INC
公开号:WO2022083569A1
公开(公告)日:2022-04-28
Provided are compounds of Formula (I) having activity as inhibitors of G12C mutant KRAS protein, pharmaceutical compositions comprising the compounds, and uses and methods of treating certain disorders, such as cancer, including but not limited to lung, pancreatic and colorectal cancers.