Synthesis of Gold Complexes From Diphosphine Ligands and Screening Reactions of Heterocyclic Acetylacetonato (ACAC) Ligands with Transitional Metal Complexes Page: VIII
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LIST OF FIGURES
Page
Figure 1.1 Some Common Examples of Phosphine Ligands ..........................................................6
Figure 1.2a Top Diagram Shows Phosphine Donates Electrons to the Metal.................................9
Figure 1.2b Metal Donates Electrons to the Phosphine Ligand.......................................................9
Figure 1.3 Phosphine Ligands used in Hydrogenation of Hydroxyacetone ..................................15
Figure 1.4 SEGPHOS Ligand Analogies.......................................................................................15
Figure 1.5 PCP Complex Used in Dehydrogenation .....................................................................19
Figure 1.6 Phospha-Palladacycles Catalyst for Coupling Reactions.............................................21
Figure 1.7 Acac Metal Complex Interatomic Distances................................................................23
Figure 1.8 Acac Binding Modes ....................................................................................................24
Figure 1.9 Various Modes of Bonding in Acac Metal Complex ...................................................25
Figure 4.1 X-ray Structure of Gold (I) Complex 1 or [Au2Cl2(bpcd)] ...........................................45
Figure 4.2 31P-NMR of Gold (I) Complex or [Au2Cl2(bpcd)].......................................................47
Figure 4.3 Molecular Structure of C27H23AuClOP ........................................................................48
Figure 4.4 Molecular Structure of [Au2Cl2(bma)].........................................................................52
Figure 4.5 Molecular Structure of [Au2 (p-S2C6H4)(PPh3)]...........................................................53
Figure 4.6 X-ray Structure of [Au2Cl2L2] Complex ......................................................................54
Figure 4.7 Molecular Structure of [Au2Cl2(bppm)].......................................................................56
Figure 4.8 31P-NMR of Gold (I) Complex or [Au2Cl2(bppm)]......................................................58
Figure 4.9 Molecular Structure of [ClAuP(Ph)2(C6H4COLeuMe)]...............................................59
Figure 4.10 Molecular Structure of [Au2Cl2(dpmaa)] ...................................................................61
Figure 4.11 Molecular Structure of [(Au(PMe3)I].........................................................................63
Figure 4.12 Molecular Structures of [2-(Diphenylphosphino-x P) benzaldehyde] gold (I)
chloride, [AuCl {2(C6H5)2PC6H4CHO}]...........................................................................65viii
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Nyamwihura, Rogers. Synthesis of Gold Complexes From Diphosphine Ligands and Screening Reactions of Heterocyclic Acetylacetonato (ACAC) Ligands with Transitional Metal Complexes, thesis, August 2015; Denton, Texas. (https://digital.library.unt.edu/ark:/67531/metadc804890/m1/10/: accessed July 16, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; .