REACTIONS OF PALLADIUM AMIDE COMPLEXES WITH DIMETHYL ACETYLENEDICARBOXYLATE - PALLADIUM-MEDIATED C-N BOND FORMATION

被引:60
作者
VILLANUEVA, LA [1 ]
ABBOUD, KA [1 ]
BONCELLA, JM [1 ]
机构
[1] UNIV FLORIDA,DEPT CHEM,GAINESVILLE,FL 32611
关键词
D O I
10.1021/om00045a004
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Reaction of the complexes trans-Pd(C6H4C-(H)=NPh)(NHPh)(PMe3)2 (1) and trans-Pd(C6H5)(NHPh)-(PMe3)2 (3) with dimethyl acetylenedicarboxylate (DMAD) results in the insertion of the acetylene into the Pd-N bond, forming cis- and trans-Pd[(MeOOC)C=C(COOMe)(NHPh)](C6H4C(H)=NPh)(PMe3)2 (2) and trans-Pd[(MeOOC)C=C(COOMe)(NHPh)](C6H5)(PMe3)2 (4). Thermolysis of 2 at 110-degrees-C gives a high yield (76%) of N-phenyl-1-anilino-3,4-bis(methylcarboxy)-1,2-dihydroisoquinoline (5).
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页码:2963 / 2965
页数:3
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