[EN] LIGANDS FOR COPPER-CATALYZED AZIDE-ALKYNE CYCLOADDITION REACTIONS<br/>[FR] LIGANDS POUR DES RÉACTIONS DE CYCLO-ADDITION AZIDE-ALKYNE CATALYSÉS AU CUIVRE
申请人:SCRIPPS RESEARCH INST
公开号:WO2009038685A1
公开(公告)日:2009-03-26
Ligands useful for promoting copper-catalyzed azide-alkyne cycloaddition reactions comprise a compound represented by structural Formula (I) as described in the specification, wherein in Formula (I) Z1 is a nitrogen-containing heterocyclic group or a group represented by the formula : Y1-(CH2)c-Y2-(CH2)d-Y3-CH2-N(CH2Z4)(CH2Z5), where Y1 is -E1-C(O)O-, -E1-C(O)NH-, -E1-, or a covalent bond; Y2 is a covalent bond, -CH=CH-, or a 1,4-(1,2,3-triazolyl) group; Y3 is -OC(O)-E2-, -NHC(O)-E2-, -E2-, or a covalent bond; each of E1 and E2 is a benzimidazolyl group attached at the 1 and 2 positions; each of c and d is independently 1, 2, 3, 4, or 5; each of Z2, Z3, Z4 and Z5 is a nitrogen-containing heterocyclic group including a substituent X1 and optionally including a substituent (CH2)n-R1, and Y1, Y2, Y3, X1, R1, c, d and n are each as defined in the specification.
有助于促进铜催化的酰胺-炔基环加成反应的配体包括一种由结构式(I)表示的化合物,如说明书中所述,在式(I)中,Z1是含氮杂环基团或由式子表示的基团:Y1-(CH2)c-Y2-(CH2)d-Y3-CH2-N(CH2Z4)(CH2Z5),其中Y1是-E1-C(O)O-,-E1-C(O)NH-,-E1-或共价键;Y2是共价键,-CH=CH-或1,4-(1,2,3-三唑基)基团;Y3是-OC(O)-E2-,-NHC(O)-E2-,-E2-或共价键;E1和E2中的每一个都是连接在1和2位置的苯并咪唑基团;每个c和d都是独立的1、2、3、4或5;每个Z2、Z3、Z4和Z5都是含氮杂环基团,包括取代基X1,且可选地包括取代基(CH2)n-R1,Y1、Y2、Y3、X1、R1、c、d和n的定义均如说明书中所定义。