Hydride Elimination Ligands that avoid hydride elimination Olefin

  • Slides: 24
Download presentation

β-Hydride Elimination Ligands that avoid β-hydride elimination

β-Hydride Elimination Ligands that avoid β-hydride elimination

Olefin Isomerization Mechanisms

Olefin Isomerization Mechanisms

α-Hydride Elimination

α-Hydride Elimination

Fischer Carbenes (Hetero-atom stabilized divalent carbon) E. O. Fischer Nobel Prize, 1973

Fischer Carbenes (Hetero-atom stabilized divalent carbon) E. O. Fischer Nobel Prize, 1973

(or O)

(or O)

Comparison of Fischer and Schrock Divalent Carbon Ligands

Comparison of Fischer and Schrock Divalent Carbon Ligands

Electron Counting

Electron Counting

The wonderful N-Heterocyclic Carbene Ligand

The wonderful N-Heterocyclic Carbene Ligand

Carbynes and Akylidynes

Carbynes and Akylidynes

The Nature of the alkylidene/dyne ligands:

The Nature of the alkylidene/dyne ligands:

Structure and chemistry of bis(cyclopentadienyl)-MLn complexes Lauher, J. W. ; Hoffmann, R. , J.

Structure and chemistry of bis(cyclopentadienyl)-MLn complexes Lauher, J. W. ; Hoffmann, R. , J. Am. Chem. Soc. , 1976, 98, pp 1729– 1742

Bent Metallocenes Coordination Chemistry Reviews Ansa Metallocenes Volume 250, Issues 1– 2, January 2006,

Bent Metallocenes Coordination Chemistry Reviews Ansa Metallocenes Volume 250, Issues 1– 2, January 2006, Pages 242– 258 Metallocene Complexes as Catalysts for Olefin Polymerization

Bent Metallocenes as Pro-Catalyst for Olefin Polymerization What is MAO? Helmut G. Alt, Erik

Bent Metallocenes as Pro-Catalyst for Olefin Polymerization What is MAO? Helmut G. Alt, Erik H. Licht, Andrea I. Licht, Katharina J. Schneider Metallacyclic metallocene complexes as catalysts for olefin polymerization Coordination Chemistry Reviews, Volume 250, Issues 1– 2, 2006, 2– 17 http: //dx. doi. org/10. 1016/j. ccr. 2005. 016

Mechanism of Olefin Polymerization? ? ?

Mechanism of Olefin Polymerization? ? ?

Metallacycles from Bent Metallocenes

Metallacycles from Bent Metallocenes

Metallacycles from Bent Metallocenes Helmut G. Alt, Erik H. Licht, Andrea I. Licht, Katharina

Metallacycles from Bent Metallocenes Helmut G. Alt, Erik H. Licht, Andrea I. Licht, Katharina J. Schneider Metallacyclic metallocene complexes as catalysts for olefin polymerization Coordination Chemistry Reviews, Volume 250, Issues 1– 2, 2006, 2– 17 http: //dx. doi. org/10. 1016/j. ccr. 2005. 016

Ring Slippage in Cp complexes

Ring Slippage in Cp complexes

Hydride Hydrogen and Proton hydride 1 s ProtonHydride Hydrogen and Proton hydride 1 s Proton
Commonly Used Hydride Reagents Hydride acting as aCommonly Used Hydride Reagents Hydride acting as a
Chapter 23 BOWEL ELIMINATION Bowel Elimination Bowel eliminationChapter 23 BOWEL ELIMINATION Bowel Elimination Bowel elimination
Urinary Elimination Concept Elimination Definition The term eliminationUrinary Elimination Concept Elimination Definition The term elimination
The fundamentals of catalytic olefin polymerization Basics ofThe fundamentals of catalytic olefin polymerization Basics of
Chem 1140 Catalysis General Principles ZieglerNatta Olefin PolymerizationChem 1140 Catalysis General Principles ZieglerNatta Olefin Polymerization
Olefin Polymerizations Catalyzed by Late Transition Metal ComplexesOlefin Polymerizations Catalyzed by Late Transition Metal Complexes
Olefin Metathesis Organic Pedagogical Electronic Network Created byOlefin Metathesis Organic Pedagogical Electronic Network Created by
TRANSITION METAL CATALYSTS FOR OLEFIN POLYMERIZATIONS NOVEL POLYMERTRANSITION METAL CATALYSTS FOR OLEFIN POLYMERIZATIONS NOVEL POLYMER
Bisiminopyridine Ferrous Complex Catalyst in Olefin Polymerization KaidiBisiminopyridine Ferrous Complex Catalyst in Olefin Polymerization Kaidi
DY NG NG CA ETYLEN anken hay olefinDY NG NG CA ETYLEN anken hay olefin
1 Avoid excessive temperatures 2 Avoid excessive cooking1 Avoid excessive temperatures 2 Avoid excessive cooking
Avoid Grammar that Confuses the Reader n AvoidAvoid Grammar that Confuses the Reader n Avoid
avoid difficult conversations not listening avoid your ownavoid difficult conversations not listening avoid your own
INTERVIEWING TIPS Avoid Interview Mistakes Avoid Interview MistakesINTERVIEWING TIPS Avoid Interview Mistakes Avoid Interview Mistakes
Title Avoid HighTech Time Wasters NOTES AVOID HIGHTECHTitle Avoid HighTech Time Wasters NOTES AVOID HIGHTECH
Avoid falling Avoid Column Femoras Fracture Age 65Avoid falling Avoid Column Femoras Fracture Age 65
Metal Hydride Storage Future Technologies and New AdvancementsMetal Hydride Storage Future Technologies and New Advancements
Copper Hydride Catalyzed Hydroamination of Alkenes and AlkynesCopper Hydride Catalyzed Hydroamination of Alkenes and Alkynes
Niobium Hydride Studies using CryoAFM Zuhawn Sung AlexNiobium Hydride Studies using CryoAFM Zuhawn Sung Alex
1 MIGRATORY INSERTION DEINSERTION AND BETA HYDRIDE ELEMINATION1 MIGRATORY INSERTION DEINSERTION AND BETA HYDRIDE ELEMINATION
1 MIGRATORY INSERTION DEINSERTION AND BETA HYDRIDE ELEMINATION1 MIGRATORY INSERTION DEINSERTION AND BETA HYDRIDE ELEMINATION
High Pressure Studies of Titanium Hydride Up toHigh Pressure Studies of Titanium Hydride Up to