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HERO ID
8700641
Reference Type
Journal Article
Title
Synthesis, structure and norbornene polymerization activity of a novel palladium(II) complex with N,N′-bis(2-benzoyl-3-oxobutane)-trans-1,2- diaminocyclohexane ligand
Author(s)
Meng, SQ; Li, C; Yu, YH; Lan, MY; Chen, JX; Zhang, ZC
Year
2014
Is Peer Reviewed?
Yes
Journal
Chinese Journal of Structural Chemistry
ISSN:
0254-5861
Volume
33
Issue
1
Page Numbers
115-121
Language
English
Abstract
The title complex N,N′-bis(2-benzoyl-3-oxobutane)-trans-1,2- diaminocyclohexane-palladium (C28H28N2PdO 4) has been synthesized by the reaction of N,N′-bis(2-benzoyl- 3-oxobutane)-trans-1,2-diamino-cyclohexane with PdCl2, and characterized by elemental analysis, IR spectrum, WAXD and TG. The spatial structures of the complex have been confirmed by single-crystal X-ray diffraction analysis. The compound crystallizes in the monoclinic system, space group C2/c with a = 29.763(6), b = 10.320(2), c = 18.921(4) Å, β = 102.75(3)°, V = 5668(2) Å3, C28H 28N2PdO4·CH3OH, Mr = 594.97, Z = 8, Dc = 1.394 g/cm3, μ(MoKα) = 0.694 mm-1, F(000) = 2448, T = 293(2) K, R = 0.0572 and wR = 0.1347 (I > 2σ(I)). The compound was investigated for the catalytic behavior towards norbornene (NB) vinyl addition polymerization. And the palladium complex showed excellent catalytic activity up to 9.97×106 g of PNB (mol of Pd)-1 h-1 with high monomer conversion using methylaluminoxane (MAO) as a cocatalyst. Copyright 2013 Editorial Board of Chinese Journal of Structurnal Chemistry.
Keywords
Catalyst; Crystal structure; Norbornene polymerization; Palladium complex
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