सीएचएम648ए - धातु-कार्बन बॉन्ड की रसायन विज्ञान: संरचना प्रतिक्रियाशीलता एंव अनुप्रयोग
Prerequisites: CHM342/442
3-0-0 (9)
Course Contents
Introduction to Organometallics: Bonding, Types of Ligands, and some basics concepts like isoelectronic and isolobal analogy.
Characterization techniques of Organometallic compounds (NMR and IR spectroscopy and Mass spectrometry)
Representative chemistry of main group Organometallics
Organometallic chemistry of lithium and magnesium: synthesis, structures, fluxionality and reactivity
Chemistry of Aluminum: Aluminum alkyls. Use of aluminum alkyls in polymerization of olefins
Organometallic chemistry of transition metals
σ – bonded ligands:
Metal alkyls, aryls and hydrides. Stability, preparation and reactivity.
Metal- carbonyls / Metal- phosphines / metal- nitrosyls / metal isocyanide: structures, reactivity and bonding.
Metal- carbenes, metal-carbynes, Fischer carbenes, Schrock, carbenes, complexes with N-heterocyclic carbenes (NHCs),
π - bonded ligand:
Metal-olefins, alkyls metal alkynes, dienes, Cp and Cp*, structure, bonding and reactivity.
Reactions in Organometallic Chemistry: Oxidative addition, reductive elimination, insertion, elimination, and migration
Applications of organometallics in organic synthesis
C-C bond coupling reactions (Heck, sangoshira, Suzuki)
Reduction using transition metal hydrides, asymmetric hydrogenation.
Olefin metathesis
Topics
Current Course Information
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Books and References
Most of the material for this course will be accessed from primary literature viz., Journal articles. Some text books that will be followed are as follows:
Elschenbroich, C.; Salzer, A.; Organometallics: A Concise Introduction 3rd Edn. John Wiley and sons 2005
B. D. Gupta and A. J. Elias, Basic Organometallic Chemistry: Concepts, Syntheses and Applications, First Edition, Universities Press, 2010
Douglas, B.; McDaniel, D.; and Alexander, J. Concepts and Models of Inorganic Chemsitry 3rd Edn. John Wiley, New York. 1993.
Robert H. Crabtree, The Organometallic Chemistry of the Transition Metals, John Wiley and Sons, 4th edn. John Wiley and sons 2005.