Isolation, characterization, and interconversions of (Et(3)P)(2)Ir(C2H4)(n)Cl (n=1, 2)

被引:14
作者
Aizenberg, M
Milstein, D
Tulip, TH
机构
[1] WEIZMANN INST SCI, DEPT ORGAN CHEM, IL-76100 REHOVOT, ISRAEL
[2] DUPONT CO INC, CENT RES & DEV, WILMINGTON, DE 19880 USA
关键词
D O I
10.1021/om960385n
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The syntheses, characterization, and interconversions of (Et(3)P)(2)Ir(C2H4)(2)Cl (1) and (Et(3)P)(2)Ir(C2H4(Cl) (2) as well as the X-ray crystal structure of 1 are reported. In solution complex 1 has a stereochemically rigid trigonal-bipyramidal structure with nonrotating ethylene ligands. Formation of complex 1 from complex 2 and ethylene is thermodynamically favorable; Delta G(298) = -2.12 +/- 0.03 kcal/mol.
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页码:4093 / 4095
页数:3
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