名称:
Yttrium complexes incorporating the chelating diamides {ArN(CH2)xNAr}2−(Ar = C6H3-2,6-iPr2, x = 2, 3) and their unusual reaction with phenylsilane
摘要:
新型铍螯合二胺配合物[(Y{ArN(CH2)xNAr}(Z)(THF)n)y](Z = I,CH(SiMe3)2,CH2Ph,H,N(SiMe3)2,OC6H3-2,6-tBu2-4-Me;x = 2,3;n = 1或2;y = 1或2)是通过钾二胺(x = 3 (3),x = 2 (4))和三碘化钇在THF中进行盐离子交换反应(5,10),随后与适当的钾盐(6–9,11–13,15)进行盐离子交换反应,并进一步与分子氢反应(14)而合成的。6和11(Z = CH(SiMe3)2,x = 2,3)在与苯基硅烷反应时经历了前所未有的钇与硅的置换,生成(Si{ArN(CH2)xNAr}PhH)(x = 2 (16),3)和(Si{CH(SiMe3)2}PhH2)。