SYNTHESIS OF NEW TETRADENTATE OLIGOPHOSPHINE LIGANDS

被引:24
作者
BAMPOS, N [1 ]
FIELD, LD [1 ]
MESSERLE, BA [1 ]
SMERNIK, RJ [1 ]
机构
[1] UNIV SYDNEY,DEPT ORGAN CHEM,SYDNEY,NSW 2006,AUSTRALIA
关键词
D O I
10.1021/ic00071a019
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The synthesis of a series of symmetrical and unsymmetrical tripodal tetradentate alkylphosphine ligands is described. Me2PCH2CH2P(CH2CH2CH2PMe2)2 was synthesized by the photochemical reaction of (2-(dimethylphosphino)ethyl) phosphine with excess allyldimethylphosphine, and Me2PCH2CH2CH2P(CH2CH2PMe2)2 was synthesized by the photochemical reaction of (3-(dimethylphosphino)propyl)phosphine with excess dimethylvinylphosphine. The known ligand P(CH2CH2PMe2)3 was synthesized in a one-step reaction by the photochemical addition of dimethylphosphine (3 equiv) to trivinylphosphine. The tetradentate ligands form one-to-one complexes Fe(PP3)Cl2 with iron by displacement of weaker phosphine ligands.
引用
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页码:4084 / 4088
页数:5
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