[EN] 6-SUBSTITUTED PHENOXYCHROMAN CARBOXYLIC ACID DERIVATIVES<br/>[FR] DÉRIVÉS DE L'ACIDE CARBOXYLIQUE PHÉNOXYCHROMANE SUBSTITUÉS EN 6
申请人:ARRAY BIOPHARMA INC
公开号:WO2009158426A1
公开(公告)日:2009-12-30
Compounds of Formula (I): in which A1, A2, W, L, G, R7a, R7b, R8, R9 and R10 have the meanings given in the specification, are DP2 receptor modulators useful in the treatment of immunologic diseases.
of some intermediates formed by reaction of nitriles with perfluoroalkyl sulfoxides upon trifluoromethanesulfonicanhydride activation. Bistriflate ketal 3, precursor of sulfilimine 1, may undergo a rearrangement to sulfanyl nitrile 5 after triflic acid elimination under thermal conditions. With p-tolyl trifluoromethylsulfoxide, remote triflic acid elimination from intermediate 4 leads to benzamide