Chiral organometallic complexes promoted cycloaddition and insertion reactions

... CHIRAL ORGANOMETALLIC COMPLEXES PROMOTED CYCLOADDITION AND INSERTION REACTIONS TAN KIEN WEE BSc (Hons) A THESIS SUBMITTED FOR THE ... Introduction Part I 1.1 1.1.1 Insertions Involving CO 1.1.2 Insertions Involving Alkenes 1.1.3 1.2 Insertion Reactions Other Insertions Enhancing The Insertion Rates The Phenomenon of Chirality Part II 1.3 ... ABX is a new ligand in which...

Ngày tải lên: 12/09/2015, 10:17

... 57(1) C (22 ) 404(3) 8 02( 2) 26 51 (2) 51(1) C (23 ) -989 (2) 20 01(3) 25 11 (2) 56(1) C (24 ) 3064 (2) 1 125 (2) 3 129 (1) 34(1) C (25 ) 27 07 (2) 7 72( 2) 3759 (2) 48(1) C (26 ) 25 32( 3) -25 0 (2) 3861 (2) 62( 1) C (27 ) 27 00(3) ... -936 (2) 3348 (2) 64(1) C (28 ) 30 52( 3) -603 (2) 27 31 (2) 58(1) C (29 ) 323 5 (2) 434 (2) 26 18(1) 42( 1) C(30) 423 9 (2) 28 96 (2) 35 52( 1) 30(...

Ngày tải lên: 16/09/2015, 15:54

... C., Organometallics 2007, 26 ( 16) , 389 1- 389 5 Hill, A F.; Smith, M K., Organometallics 2007, 26 ( 18) , 4 68 8- 469 1 Synthesis and Reactivity of Group and Group Organometallic Complexes with Sulfurcontaining ... [HB(mt)3]- and [H2B(mt)2]- ligands, the organometallic carbonyl complexes of Mo81 -83 , W84, 85 , Re, Tc 48, 86 , 87 and Mn80 have been report...

Ngày tải lên: 10/09/2015, 15:49

... especially the design of novel chiral indium( III) complexes for catalytic enantioselective carbon- carbon bond formation and their application to the synthesis of bioactive molecules In this part of the ... growth of indium metal chemistry, various indium( III) complexes have gained widespread application as efficient Lewis acid catalysts for carbon- carbon b...

Ngày tải lên: 30/09/2015, 06:07

... used to analyse and evaluate the performance of a planar and a tubular-shaped PEM fuel cell 2.1 Computational domain The full computational domains for the planar and tubular-shaped PEM fuel cell ... conditions are specified at all external boundaries of the computational domain as well as boundaries for various mass and scalar equations inside the computationa...

Ngày tải lên: 05/09/2013, 14:58

... mol C8 H18 44 .01 g mol g CO2 mol C8H18 = 1 14. 22g, mol CO2 = 44 .01g, mol C8H18 = 16 mol CO2 mol C8 H18 16 mol CO 44 .01 g CO 3 .4 ×10 g C8 H18 × × × 1 14. 22 g C8 H18 mol C8 H18 mol CO 15 = 1.0 ×1016 ... 20 04 by the combustion of 3 .4 x 1015 g gasoline Given: Find: 3 .4 x 1015 g C8H18 g CO2 Concept Plan: g C8H18 mol C8H18 mol 1 14. 22 g Relationships: Solution: mol CO2 16 mol CO 2...

Ngày tải lên: 28/11/2013, 01:11

... (Met1)-ONC (M23L) by the addition of AAP, as described in the Materials and methods Completion of the hydrolysis was confirmed by the disappearance of the (Met1)-ONC (M23L) signal in the MALDI-TOF mass ... other methods for the production and purification of the enzyme [13] The molecular mass of each purified product, as measured by MALDI-TOF MS, was 11...

Ngày tải lên: 19/02/2014, 12:20

... complex from carbonatewashed membranes of SY5Y and 5-day-old mouse brain were examined using 10% Tris/tricine gels with reducing Ó FEBS 2003 Analysis of mouse and human brain presenilin complex ... assembly and stabilization of the complex [50–52] High levels of PS complex were detected in mouse embryonic brain consistent with high expres...

Ngày tải lên: 16/03/2014, 16:20

... bridging the A and G b-strands of the I27 protein during the main unfolding barrier.[39] To further validate this view and gain insight into the role of solvent hydrogen bonds in protein unfolding, ... separating b-strands In Figure B, we define the pulling coordinate for the A and G b-strands as the distance between the first amino acid of strand...

Ngày tải lên: 22/03/2014, 18:20

... presence of AMP (0, 50, 200 or 500 lM AMP) Table Effect of the mutations in the AMPK c3 gene on the AMP dependence of the enzyme Fold stimulation reflects the activation of the corresponding AMPK complexes ... AICAR- and contraction-induced a2-AMPK signaling [49] Initially, AMP was thought to increase phosphorylation of AMPK by AMPKK both by direct...

Ngày tải lên: 30/03/2014, 08:20

... Science Recently Published and Forthcoming Volumes Modern Techniques for Nanoand Microreactors/-reactions Volume Editor: Caruso, F Vol 229, 2010 Interfacial Processes and Molecular Aggregation ... K Landfester and C.K Weiss therefore be used for the formation of nanocapsules The anionic polymerization of alkylcyanoacrylates (ACA) can also be performed at the interface between aq...

Ngày tải lên: 01/04/2014, 10:35

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Ngày tải lên: 07/07/2014, 01:20

... and/ or release of vasoactive mediator(s), or cytokines, that diffuse to the dermal vasculature to evoke vasodilatation The action spectrum for sunburn erythema includes the UV-B and UV-A Photons ... (Chap 3 52), increased amounts are released into the circulation from the bone marrow and the liver and are transported to the skin, where they absorb incident energy both in the Sor...

Ngày tải lên: 07/07/2014, 01:20

... sunscreens and the induction of hardening by the cautious administration of artificial UV-B (broad-band or narrow-band) and/ or UV-A radiation for 2–3 weeks prior to initial sun exposure Phototoxicity and ... exposure Phototoxicity and Photoallergy These photosensitivity disorders are related to the topical or systemic administration of drugs and other chemicals Both reactio...

Ngày tải lên: 07/07/2014, 01:20