CN(C)N=Cc1cccc2ccccc12>C(=NN(Cc1ccccc1)Cc1ccccc1)c1ccccn1.C1=CCCC=CCC1.C1=CCCC=CCC1.C1CCOC1.CC1(C)OB(B2OC(C)(C)C(C)(C)O2)OC1(C)C.CC1(C)OBOC1(C)C.C[OH2+].C[OH2+].[Ir].[Ir]>CN(C)N=Cc1c(B2OC(C)(C)C(C)(C)O2)ccc2ccccc12Following the general procedure, column chromatography in neutral alumina (EtOAc/n-hexane 1:8) afforded 11i (155 mg, 95 %) as a yellow oil.
Wird geladen…