Homo and heterometallic assemblies from lewis acidic and basic metallic precursors 6
Homo and heterometallic assemblies from lewis acidic and basic metallic precursors 1
... H M H NMe2 Pt Me N NMe2 X' X' =BF4 (1. 11a), OTf (1. 11b) Pt PPh3 PPh3 BF4 M = Pd (1. 12a), Pt (1. 12b) Figure 1- 2: Chemical structures of complexes 1. 11 and 1. 12.29 PPh2 M Cl PPh2 AgOTf, acetone ... Pd N 1. 16 1. 15 H3C CH3 N N Pd = Pd N N H3C CH3 Scheme 1- 5: Formation of complex 1. 15 from complex 1. 16.34 The cyano-bridged dinuclear complexes 1. 17 and 1. 18 were synth...
Ngày tải lên: 11/09/2015, 09:01
Homo and heterometallic assemblies from lewis acidic and basic metallic precursors 2
... 11 32. 6 1133.6 1 122 .6 1133.6 1134 1 122 1 120 1 121 .7 1 121 .7 1 121 1 123 1 121 1 122 1 123 1 124 1 125 1 126 1 127 1 128 1 129 1131 11331133 1 125 1 127 1 129 1130 1131 11 32 (a) Da/e 1134 1 120 1 123 1136 1 126 1 129 ... 22 11 11 24 11 25 11 26 1 27 11 12 1116 1 120 1111 1 124 1 125 1114 1117 1 120 1 123 1108 1109 1110 1111 11 12 1113 1114 1115 1116 1117 1118 1119 1 120 1 121 1...
Ngày tải lên: 11/09/2015, 09:01
Homo and heterometallic assemblies from lewis acidic and basic metallic precursors 3
... 17. 732 (2) 18.719 (3) 90 101.490(4) 90 32 53. 9(8) 1.578 0.788 2 23( 2) 230 12 15676 R(int) = 0.15 13 74 63 R(int) = 0.0692 10 53 415 0.9 93 R1 = 0.0675, wR2 = 0.1508 R1 = 0. 133 6, wR2 = 0.1768 1.064 and ... Pd(II) centre 3. 1a (Pb) PPh2 Pd NCCD3 OTf PPh2 3. 1a (Pa) 3. 2 PPh2 Pd Ph2 P PPh2 Fe OTf PPh2 3. 3 * * 50 40 30 20 10 -10 -20 (ppm) Figure 3- 3: 31 P{1H} NMR spectrum of...
Ngày tải lên: 11/09/2015, 09:01
Homo and heterometallic assemblies from lewis acidic and basic metallic precursors 4
... (OC)4Mn P - P =dppm 4. 3a P - P = dppf 4. 3b (CO )4 Mn Ag PPh2 Mn (CO )4 Ag Mn(CO)3 P P P - P =dppm 4. 4a P - P = dppf 4. 4b Scheme 4- 3: Preparation of the Ag/Mn complexes 4. 4a and 4. 4b from 4. 3a and 4. 3b ... (a) P2 and (b) P1 region 4. 4a 4. 4a 4. 4a 4. 4b 200 195 (ppm) P2 200 4. 4b 4. 4b (a) 160 75 (ppm) -5 P1 (ppm) (b) P3 120 80 (c) 40 (ppm) Figure 4- 9: 31P...
Ngày tải lên: 11/09/2015, 09:01
Homo and heterometallic assemblies from lewis acidic and basic metallic precursors 5
... at 20 °C/min 155 Chapter Five: Heterometallic Oxalato Complexes as Precursors to Metal Oxides Figure 5- 5: SEM micrograph of Mn1.5Cr1.5O4 spinel obtained from thermolysis of 5. 1 at 350 times magnification ... O(2)-K(1)-O(2) #5 142.0(4) O(2)-K(1)-O(3)#4 74.0 (5) O(2)-K(1)-O(3) #5 120 .5( 5) O(2)-K(1)-O(3)#1 96.8(6) O(2)#1-K(1)-O(3) 96.8(6) O(2)#4-K(1)-O(3) 120 .5( 5) O(2)-K(1)-O(3)...
Ngày tải lên: 11/09/2015, 09:01
Homo and heterometallic assemblies from lewis acidic and basic metallic precursors 6
... complex 6. 5 is shown in Scheme 6- 5 The dithiol ligand 6. 6 can be prepared from commercially available organothiol compounds and alkyl halide [Scheme 6- 5(b)] 185 Chapter Six: Conclusion and Future ... squarato [Figure 6- 2, (c)]208d and trifluoroacetato [Figure 6- 2, (d)]208e ligands have also been studied Synthesis of the heterometallic molecular precursors containing th...
Ngày tải lên: 11/09/2015, 09:01
Heterometallic assemblies from ruthenium 4 ethynylpyridyl precursors
... HETEROMETALLIC ASSEMBLIES FROM RUTHENIUM 4- ETHYNYLPYRIDYL PRECURSORS BY GE QINGCHUN (M.Sc Nankai University, P R China) A THESIS ... [RuCp(CCpy -4) (dppf)]2[Rh2(O2CCH3 )4] (5. 24) with hydrogen atoms and solvent molecules omitted for clarity 74 Fig 2. 24 Crystal structure of [RuCp(CCpy -4) (dppf)]2[Rh2(O2C(CH3)3 )4] (5.27) with ... clarity 44 Fig 2 .4 Crystal structure of...
Ngày tải lên: 11/09/2015, 10:01
RUTHENIUM PYRIDYL CARBOXYLATE METALLOLIGANDS AND HETEROMETALLIC ASSEMBLIES
... pyridyl- carboxylate metalloligands and heterometallic complexes by taking advantage of the dual functionality of pyridyl- carboxylate ligands Chapter One gives a general introduction of pyridyl- carboxylate ligands ... (1) to synthesize and characterize novel ruthenium pyridyl- carboxylate metalloligands of different donor sites; (2) to utilize these metalloligands...
Ngày tải lên: 13/10/2015, 16:41
John.Wiley.And.Sons.Marketing.Insights.From.A.To.Z.eBook-LiB - phần 6
... company may offer brand-new handsets and a reduced-price call plan to attract new customers while old customers are stuck with outdated handsets and pay more Why not offer a trade-in plan for old equipment ... people think mainly of current-period performance and fail to understand that a large part of marketing expenditures are investments, not expenses, that build long-term brand strength W...
Ngày tải lên: 24/10/2013, 08:20
Tài liệu Báo cáo khoa học: Complete subunit sequences, structure and evolution of the 6 · 6-mer hemocyanin from the common house centipede, Scutigera coleoptrata pptx
... AJ344 360 AJ431378 AJ297738 2258 2283 22 36 2271 2209 2082 65 6 65 9 67 3 66 8 68 5 65 3 74.44 73.93 75.91 74.75 77.74 73.74 5.44 5.57 5 .68 6. 18 5.79 6. 16 0 .66 0.92 1.07 0.89 1.89 1.13 · · · · · · 10)9 ... function, structure and evolution of myriapod hemocyanins is sparse S coleoptrata hemocyanin is a 36- mer with four subunit types The hemocy...
Ngày tải lên: 20/02/2014, 11:20
Báo cáo sinh học: "Transplanted astrocytes derived from BMP- or CNTF-treated glialrestricted precursors have opposite effects on recovery and allodynia after spinal cord injury" docx
... Acute transplantation of glial-restricted precursor cells into spinal cord contusion injuries: survival, differ entiation, and effects on lesion environment and axonal regeneration Exp Neurol 2004, ... completely opposite effects on axon regeneration, neuroprotection, functional recovery and neuropathic pain after transplantation, clearly demonstrating that not all as...
Ngày tải lên: 06/08/2014, 18:21
Process technology equipment and systems chapter 5 & 6
... Shutdown, and Troubleshooting of Compressor Systems Tables 5. 1 and 5. 2 illustrate typical startup and shutdown procedures Tables 5. 3 and 5. 4 illustrate troubleshooting charts for identifying and solving ... 47.04 psia 3.2 150 .52 8 psia Stage Three 150 .52 8 psia 3.2 481 .68 9 psia Stage Four 481 .68 9 psia 3.2 154 1.407 psia The basic components of a centrifugal compresso...
Ngày tải lên: 19/08/2013, 10:47
Teaching and learning english part 6
... in smaller groups Take a stage of the genre-based approach of teaching and learning that is the Building Knowledge of the Field and the Modelling of Text as an example These stages will be more ... lowers self-esteem and reduces motivation among poor students, 2) restricts friendship choices, and 3) widens the gap between good students and the poor ones (Vaughn, Hughes, Moody,...
Ngày tải lên: 17/10/2013, 23:15
