Synthesis and molecular assemblies of d10 metal complexes bearing 9, 10 disubstituted anthracene ligand

... in both solid state and frozen solution vii Part I Synthesis and Molecular Assemblies of d10 Metal Complexes Bearing 9, 10- Disubstituted Anthracene Ligand Chapter Roles of Anthracene Unit in Inorganic ... Summary…………………………………………………………………………………vi Part I Synthesis and Molecular Assemblies of d10 Metal Complexes Bearing 9, 10- Disubstituted...

Ngày tải lên: 15/09/2015, 17:10

... [P, O] ligands 19 ii 1. 4 .1. 1 Ni complexes 19 1. 4 .1. 2 Pd complexes 20 1. 4 .1. 3 Cr complexes 21 1.4 .1. 4 Rh complexes 22 1. 4.2 Reported complexes with ... 15 1. 3.2.4 Phosphine-imine ligands 17 1. 3.3 Bis(phosphine)amine ligands 18 1. 4 Complexes with mixed donor hybrid ligands of interest 19 1. 4 .1 Reported complexes with ... ligands...

Ngày tải lên: 11/09/2015, 10:18

... enantioselective reduction of ketones to secondary alcohols They are nitrogenbased chelating ligands, diphosphines and heterobidentate [P, N] ligands 6.1.3.1 Nitrogen-based ligands A number of highly efficient ... The mixture of Pd2(dba)3, ligand and chloroform were made Preliminary analyses were performed on a one-pot reaction of Pd2(dba)3, ligand L1k in chloroform stirred a...

Ngày tải lên: 11/09/2015, 10:18

... PdCl ,11 4 -11 6 [Pd(allyl)Cl] , 12 5 - 12 6 PdCl (CH CN) , 83-84 ,11 7- 12 4 Pd(cod)CH Cl, 41, 118 -11 9, 12 7 - 12 8 PdCl (PhCN) ,95 ,11 9 Pd(cod)Cl , 41, 118 ,11 9, 12 8 -13 0 Pd(cod)Br , 41 Pd(cod)CH Br. 41 Ag(I)-NNHC complexes ... transition metal carbene complexes Complexes of Ni(II),78-79 Pd(II),80 Pt(II), 81 Au(I), 82- 91 Rh(I), 92- 10 1 Ir(I),96 ,10 0 ,1 02 Ru(II) ,10...

Ngày tải lên: 14/09/2015, 08:43

... 12. 63, 12. 60 1.53 15.10, 15.10 0.76 5.65, 5.05 - 12. 60, 12. 44 - 27 .3 27 .7 44.7 43.7 24 .5 24 .6 20 8.4 20 6.3 20 8.7 20 6.0 20 7.7 20 5.4 2. 3 02( 2) 2. 289(15) 2. 2 62( 8) 2. 267(8) 1.958(7) 1.971(6) 1.9 72( 3) ... 110.4(4) 111.4 (2) 111.4 (2) 130.7(5) 126 .3(4) 126 .9 (2) 128 .7 (2) 118.5(4) 123 .0(3) 122 .1(6) 123 .2( 5) 121 .61(15) 119.89(16) 122 .7 (2) 123 .8(3) 2. 5...

Ngày tải lên: 14/09/2015, 08:43

... NMR ( 125 . 03 MHz, D2O): δ 135 .2 (im- 13 C2), 133 .3 (CH2CH2CH=CH2), 122 .4 (im C4/5), 118.8 (CH2CH2CH=CH2), 49 .3 (CH2CH2CH2CH3), 48.8 (CH2CH2CH=CH2), 33 .8 (CH2CH2CH=CH2), 31 .2 (CH2CH2CH2CH3), 18.7 ... CH2CH2CH=CH2), 4. 93- 4. 82 (m, 2H, CH2CH2CH=CH2), 3. 75 (t, 2H, 3JHH = 7.4 Hz, CH2CH2CH=CH2), 3. 35 (q, 2H, 3JHH = 6. 93 Hz, CH2CH2CH=CH2), 3 .21 (s, 3H, CH3), 2. 31 (s, 6...

Ngày tải lên: 14/09/2015, 08:43

... obtained from bridge cleavage of dinuclear NSHC complexes of type [PdBr2(NSHC) ]2 (2. 2(a )2. 2(b) and 2. 17) complexes with different nucleophilic ligands Complexes 2. 9 -2. 16 are active in the Suzuki–Miyaura ... II, Sections 2. 4 -2. 8 discusses the synthesis and characterization of a range of mixed-NSHC-L Pd(II) complexes (L = phosphine, aromatic N-heterocycl...

Ngày tải lên: 14/09/2015, 08:43

... C6H5), 1 .59 (s, 15H, 5. 05s 25 1974sh, 1948w Cp*), -13. 95 (dd, 1H, 2JP-H = 11 .55 Hz; JHH = 3.3 Hz, OsHOs), -16.87 (d, 1H, JHH = 3.3 Hz, IrHOs) 2060vs, 2005sh, 1991vs, 7.83-7.76 (m, 15H, C6H5), ... structure and refinement data are given in Tables 5. 5 and 5. 6 193 Table 5. 2 Experimental conditions used for the synthesis of compounds 23-26 Products and isolated yields Amoun...

Ngày tải lên: 16/09/2015, 08:30

... bridging one face of the cluster (Figure 1. 1) Ir Ir Rh Ir Ir Rh Rh Rh Figure 1. 1 Comparison of tetranuclear clusters of Ir4(CO )12 and Rh4(CO )12 The low solubility of Ir4(CO )12 and Rh4(CO )12 in organic ... to ligands and substrates As the focus of the research is on the synthesis and reactivity of mixed metal carbonyl clusters, a short review of some o...

Ngày tải lên: 16/09/2015, 08:32

... Os(3) 2. 7644(4) 2. 9148(3) 2. 9061(4) 2. 7077 (2) Ir(1)- Os(4)/(3A) 2. 7 326 (3) 2. 9148(3) 2. 78 62( 16) 2. 76 52( 6) 2. 924 6(3) Os (2) - Os(3) 2. 9656(4) 2. 8013(4) Ru (2) -Ru(4)/(3A) 2. 8990(17) 2. 76 52( 6) 2. 8765(3) ... CpRhOs3(μ-H )2( CO)10 20 83m, 20 63vs, 20 42vs, 20 10vs, 20 00s(sh), 1982m, 1972m, 1819m Cp*RhOs3(μ-H )2( CO)10 20 84m, 20 64s, 20 41s, 20 02s,...

Ngày tải lên: 16/09/2015, 08:32

... 15c1 133 0.1 132 8 .3 1 232 .3 1252.2 low yield m/z calculated 1 232 .7 2.00 MS 1252.2 15a2 29.84 30 .18 1.90 1.87 133 0 .3 132 8 .3 15b2 24 .37 23. 88 2.04 1.81 1 231 .9 1 232 .3 1252.2 1252.2 135 4.6 135 4.4 low ... 10a to 11b are presented in Tables 3. 11 -3. 13 107 Table 3. 5 Summary of the reactions of 3a with alkynes Amount of 3a 25.5 mg 0. 03 mmol Me3SiC≡CSiMe3 Et3SiC≡C...

Ngày tải lên: 16/09/2015, 08:32

... a combination of two effects: The different covalent radii of iridium and osmium [metal- metal bond covalent radius of Ir = 1. 34 Å as in Ir4(CO)12 and Os = 1 .41 Å as in Os4(CO) 14] A component ... omitted for clarity Ir(1)-Os (4) = 2.7 140 (4) Å; Ir(1)-Os(2) = 2.78 04( 4) Å; Ir(1)-Os(3) = 2.7917 (4) Å; Os(2)-Os (4) = 2.89 24( 4) Å; Os(2)-Os(3) = 2.9578 (4) Å; Os(3)-Os (4) = 2...

Ngày tải lên: 16/09/2015, 08:32

... A novel high-activity D-hydantoinase from Jannaschia sp CCS1 obtain optically pure amino acids, namely chemical and enzymatic syntheses Chemical synthesis gives racemic mixtures of amino acids ... precipitate fraction; sup, supernatant fraction The molecular weight standard (lane M) is indicated on the right A novel high-activity D-hydantoinase from Jannaschia sp...

Ngày tải lên: 18/02/2014, 08:20

... products of the hazelnut LOX were compared with the reaction products of soybean LOX type I and authentic standards of 9- and 13-HODE As shown in Fig 4, 9-HODE is the main product of the hazelnut ... stages of seed development, and which is the only LOX detected in pea leaves [25] Considering the high level of expression of CaLOX2 in hazelnut seeds, it would be of...

Ngày tải lên: 21/02/2014, 00:20