PALLADIUM (II) COMPLEXES BEARING SULFUR FUNCTIONALIZED n HETEROCYCLIC CARBENE LIGANDS
PALLADIUM (II) COMPLEXES BEARING SULFUR FUNCTIONALIZED n HETEROCYCLIC CARBENE LIGANDS
... Cl N Cl N Br Cl N Cl N S N Cl Cl N N Cl Cl N S 2Br Ph E N Br N N N N Pd N Br Cl N N Cl N Ph G 2HBr F S N S N M Cl N Cl N Br Br N Cl N Cl Pd Pd Br S N Ph Ph Br VIII N N Br Pd Br N Cl N Cl N N ... chlorine atoms leads to an upfield shift of the resonance for the carbene carbon of iPr2-bimy, in this case, from 179.0 ppm to 176.4 ppm D L S N N...
Ngày tải lên: 02/10/2015, 17:14
COMPLEXES OF GROUP 10 METALS WITH NON CLASSICAL AND THIOETHER FUNCTIONALIZED n HETEROCYCLIC CARBENE LIGANDS
... present in the cycle, the substitution pattern on these can vary as well (Fig 1.2) 55a N N N N N 55b 55c 55d N N N N N N 56b N N N N N N 56c 56d N N N N N N 57a 57b N N N N N N N N 58a 58b N N N ... Ph N N N N 229 Br Pd Br N N N N 230 N N N Ph Br Pd Br Ph N N N S Br Ni Br N N N N Br Ni Br N N N S 232 S 233 234 S N N S Br Ni Br S 23...
Ngày tải lên: 09/09/2015, 09:58
Group 10 transition metal chemistry of benzannulated remote n heterocyclic carbene ligands
... H Br N N N N N C Pd O2CCF3 O2CCF3 N N cis -10 N N Br Pd NHC Br N N 11a-i (NHC = different N- heterocyclic carbenes) N N X Pd X Pd N N N trans-12 ( X = Br ); trans-13 (X = I) DMSO Pt Br Br N N cis-15 ... Br Ph N N I Br Ph Ph B A C N Br Br N Br N Pd Pd N Br N N Br Pd NCCH3 Br N N trans-4 N N N N PPh3 Pd Br Br Br Pd Br N Br Pd CNR Br N Br Pd Br L L B...
Ngày tải lên: 14/09/2015, 14:12
CONVERSION OF LEVULINIC ACID TO GAMMA VALEROLACTONE USING p CYMENE RU(II) n HETEROCYCLIC CARBENE COMPLEXES
... DISCUSSIONS 2.1 Synthesis and characterization of p- cymene Ru(II) NHC complexes 2.1.1 p- cymene Ru(II) NHC complexes bearing monodentate NHC ligands The synthesis of the p- cymene Ru(II) NHC complexes ... late-transition Page 11 Conversion of LA to GVL using p- cymene Ru(II) NHC Complexes metal series On another hand, the nucleophilic carbene carbon...
Ngày tải lên: 01/10/2015, 17:27
CONVERSION OF LEVULINIC ACID TO GAMMA VALEROLACTONE USING p CYMENE RU(II) n HETEROCYCLIC CARBENE COMPLEXES
... DISCUSSIONS 2.1 Synthesis and characterization of p- cymene Ru(II) NHC complexes 2.1.1 p- cymene Ru(II) NHC complexes bearing monodentate NHC ligands The synthesis of the p- cymene Ru(II) NHC complexes ... late-transition Page 11 Conversion of LA to GVL using p- cymene Ru(II) NHC Complexes metal series On another hand, the nucleophilic carbene carbon...
Ngày tải lên: 03/10/2015, 21:57
CONVERSION OF LEVULINIC ACID TO GAMMA VALEROLACTONE USING p CYMENE RU(II) n HETEROCYCLIC CARBENE COMPLEXES
... DISCUSSIONS 2.1 Synthesis and characterization of p- cymene Ru(II) NHC complexes 2.1.1 p- cymene Ru(II) NHC complexes bearing monodentate NHC ligands The synthesis of the p- cymene Ru(II) NHC complexes ... late-transition Page 11 Conversion of LA to GVL using p- cymene Ru(II) NHC Complexes metal series On another hand, the nucleophilic carbene carbon...
Ngày tải lên: 04/10/2015, 07:59
Iron(III) and copper(II) complexes bearing 8 quinolinol with amino acids mixed ligands synthesis, characterization and antibacterial investigation
... Res 39, 721–7 28 Iron(III) and copper(II) complexes bearing 8- quinolinol with amino- acids mixed ligands Eddie, L.C., Christa, S., Knight, D.A., 2010 Cobalt complexes as antiviral and antibacterial ... Synthesis of the metal complexes (4a–d) Iron(III) and copper(II) complexes bearing 8- quinolinol with amino- acids mixed ligands 745 0.5 χm...
Ngày tải lên: 02/09/2015, 13:46
Synthetic and structural studies of copper, gold and palladium heterocyclic carbene complexes
... ferrocene-derivatized carbene and palladium( I) complexes have been very limited In view of the significance of copper, gold and palladium carbene complexes in organic synthesis, materials and medicine, ... enriching the knowledge of copper, gold and palladium NHC complexes, the results of this research will be instructive for mechanistic study and futu...
Ngày tải lên: 11/09/2015, 09:12
Cu(II) and Ni(II) complexes of n (2 hydroxybenzyl) amino acid ligands synthesis, structures, properties and catecholase activity 4
... 2.051 (4) Ni(1) -N( 1) 2.0 84( 4) Ni(1)-O(1) 2.089 (4) Ni(2)-O( 14) 2.039 (4) Ni(2)-O(7) 2. 042 (4) Ni(2)-O(5)a 2. 048 (4) Ni(2)-O(13) 2.070(3) Ni(2)-O(6) 2.101(3) O(5)-Ni(2)b 2. 048 (4) O( 14) -Ni(2)-O(5)a 89. 4( 2) ... oxygen atom (Ni(1)-O(2), 2. 047 (4) Å and Ni(2)O(7), 2. 042 (4) Å) in a facial manner, two aqua ligands and another carboxylate oxygen from the neighboring molecule Sel...
Ngày tải lên: 15/09/2015, 17:10
Cu(II) and Ni(II) complexes of n (2 hydroxybenzyl) amino acid ligands synthesis, structures, properties and catecholase activity 3
... C12H17NNiO4S C22H2 6N4 NiO8 f.w 35 0.81 38 1.84 31 3. 93 330 .04 533 .18 T/K 22 3( 2) 22 3( 2) 22 3( 2) 22 3( 2) 22 3( 2) λ/Å 0.710 73 Å 0.710 73 0.710 73 0.710 73 0.710 73 Crystal system Monoclinic Monoclinic Orthorhombic ... improving the structural insights in terms of hydrogen bonding tendencies of the amino acid components 3- 5 Experimental 3- 5-1 Synthesis of ligan...
Ngày tải lên: 15/09/2015, 17:10
Cu(II) and Ni(II) complexes of n (2 hydroxybenzyl) amino acid ligands synthesis, structures, properties and catecholase activity 2
... noradrenaline and dopa.8 Oxidation of mono- and diphenol-containing neurotransmitters such as dopamine, epinephrine, norepinephrine and serotonin have been found associated with the Fe(II) and Cu(II) ... hydrogen bonds generate 3D hydrogen bonded network connectivity in IIA-4 Hydrogen bond distances and angles are shown in Table 2- 8 A portion of the hydrogen bonding connecti...
Ngày tải lên: 15/09/2015, 17:10
Cu(II) and Ni(II) complexes of n (2 hydroxybenzyl) amino acid ligands synthesis, structures, properties and catecholase activity
... acid H2Saes N- (2- hydroxysalicylidene)-aminoethanesulfonic acid H2Sam N- (2- hydroxybenzyl)- aminomethanesulfonic acid H2Sae N- (2- hydroxybenzyl)- aminoethanesulfonic acid H2Sas N -(2- hydroxybenzyl)- L-aspartic ... salicylaldehyde and amino acids have focused upon the tridentate ligand binding mode of these ligands. 18-19 Transition metal complexes of...
Ngày tải lên: 15/09/2015, 17:10
Tổng hợp và nghiên cứu một số phức chất của Ni(II) và Pd(II) với dẫn xuất thế n(4) THIOSEMICACBAZON
... Xuất phát từ lí trên, chọn đề tài: Tổng hợp nghiên cứu số phức chất Ni(II) Pd(II) với dẫn xuất N(4 )thiosemicacbazon ii thực nghiệm 2.1 Tổng hợp phối tử Các phối tử đ-ợc tổng hợp theo ... Phức chất M với phối tử N(4) - thiosemicacbazon dd MCl2 (M: Ni2+, Pd2+) M Hình 2.2: Sơ đồ tổng hợp phức chất Ni(II) Pd(II) với phối tử N(4) - thi...
Ngày tải lên: 10/02/2014, 20:49
Môc lôc i .ii .Lêi nãi ®Çu B¹n ®ang cã trong tay tËp I cña mét trong nh÷ng s¸ch ppsx
... Analizy Matematycznej, Czec Pierwsza, Liczby Rzeczys wiste, Ciagi i Szeregi Liczbowe, Wydawnictwo Universytetu Marii Curie Sklodowskiej, Lublin, 1996), iii L i n i đầu iv B i tập gi i tích Tập II: ... thức cần thiết gi i tập chương tương ứng L i n i đầu v Tập I II sách bàn đến hàm số biến số (trừ phần không gian metric tập II) Kaczkor, Nowak viết B i Tập Gi i Tích cho hàm nhiều...
Ngày tải lên: 04/07/2014, 21:20