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Mechanism of Ring Closing Metathesis: Oligomers as Intermediates

October 22, 2009 By Andy Nickel

Conrad, J. C.; Eelman, M. D.; Silva, J. A. D.; Monfette, S.; Parnas, H. H.; Snelgrove, J. L.; Fogg, D. E. Oligomers as Intermediates in Ring-Closing Metathesis. J. Am. Chem. Soc. 2007, 129, 1024-1025. Reading this communication changed the way I think about ring closing metathesis (RCM) reactions. Fogg and coworkers studied the pre-equilibrium product […]

Identifying the Best Ruthenium Catalyst

October 15, 2009 By Andy Nickel

Bieniek, M.; Michrowska, A.; Usanov, D. L.; Grela, K. In an Attempt to Provide a User’s Guide to the Galaxy of Benzylidene, Alkoxybenzylidene, and Indenylidene Ruthenium Olefin Metathesis Catalysts. Chem. Eur. J. 2008, 14, 806-818. There are a number of ruthenium metathesis catalysts out there, and if you squint just enough, they all look the […]

ROMP Catalysts: Key Fundamentals

October 8, 2009 By Paul Boothe

Buchmeiser M. R. Homogeneous Metathesis Polymerization by Well-Defined Group VI and Group VII Transition-Metal Alkylidenes: Fundamentals and Applications in the Preparation of Advanced Materials. Chem. Rev. 2000, 100, 1565. This 2000 review article by Michael Buchmeiser is actually two reviews in one:  (i) part catalyst survey and (ii) part summary of specialty polymers and materials […]

Early Industrial Applications of Olefin Metathesis

October 1, 2009 By Andy Nickel

Mol, J. C. Industrial Applications of Olefin Metathesis. J. Mol. Catal. A: Chem. 2004, 213, 39-45. Johannes Mol wrote a summary on the state of olefin metathesis in industrial processes in 2004.  It’s got detailed descriptions of the early industrial metathesis processes (Phillips triolefin process and the Shell Higher Olefins Process (SHOP)), along with ROMP […]

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