Monthly Archives: September 2014

A Concise Cross-Metathesis Route to Enantiopure 1-Azaspirocycles

Authors Zhen James Wang, Nicolas Daniel Spiccia, Christopher James Gartshore, Jayamini Illesinghe, William Roy Jackson and Andrea Jane Robinson Published Synthesis Graphical abstract   Abstract The 1-azaspirocyclic ring system can be found in a number of bioactive natural product families. … Continue reading

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Combinatorial Approach for the Rapid Determination of Thermochromic Behavior of Binary and Ternary Cholesteric Liquid Crystalline Mixtures

Authors Louise C. van der Werff, Andrea J. Robinson and Ilias L. Kyratzis Published ACS Combinatorial Science Graphical abstract   Abstract A combinatorial approach was developed for the rapid 
determination of thermochromic behavior of a large number of binary 
and … Continue reading

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A one pot, metathesis–hydrogenation sequence for the selective formation of carbon–carbon bonds

Authors Andrea J. Robinson, Jomana Elaridi, Jim Patel and W. Roy Jackson Published Chemical Communications Graphical abstract   Abstract The selective formation of C–C bonds in complex molecules is one of the major challenges in organic chemistry. Olefin metathesis provides … Continue reading

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Solid phase synthesis and structural analysis of novel A-chain dicarba analogs of human relaxin-3 (INSL7) that exhibit full biological activity

Authors Mohammed Akhter Hossain, K. Johan Rosengren, Suode Zhang, Ross A. D. Bathgate, Geoffrey W. Tregear, Bianca J. van Lierop, Andrea J. Robinson and John D. Wade Published Organic & Biomolecular Chemistry Graphical abstract   Abstract Replacement of disulfide bonds … Continue reading

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Controlled Synthesis of (S,S)-2,7-Diaminosuberic Acid: A Method for Regioselective Construction of Dicarba Analogues of Multicystine-Containing Peptides

Authors Jomana Elaridi, Jim Patel, W. Roy Jackson and Andrea J. Robinson Published Journal of Organic Chemistry Graphical abstract   Abstract A method to facilitate regioselective formation of multiple dicarba isosteres of cystine is described. A sequence of ruthenium-catalyzed cross … Continue reading

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Electrostatic immobilization of an olefin metathesis pre-catalyst on iron oxide magnetic particles

Authors Matthew J. Byrnes, Andrew M. Hilton, Clint P. Woodward, William R. Jackson and Andrea J. Robinson Published Green Chemistry Graphical abstract   Abstract Homogenous Grubbs-type pre-catalysts have played an important role in the application of olefin metathesis to organic … Continue reading

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A simple amine protection strategy for olefin metathesis reactions

Authors Clint Peter Woodward, Nicolas Daniel Spiccia, William Roy Jackson and Andrea Jane Robinson Published  Chemical Communications Graphical abstract   Abstract Acyclic diamines are valuable feedstocks for polyamide synthesis. Ruthenium-alkylidene catalysed cross metathesis of amino alkenes is problematic and acyl … Continue reading

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Thermochromic composite fibres containing liquid crystals formed via melt extrusion

Authors Louise van der Werff, Ilias Louis Kyratzis, Andrea Robinson, Robin Cranston, Gary Peeters, Mike O’Shea and Lance Nichols Published Journal of Material Science Graphical abstract   Abstract Temperature-sensitive fibres and textiles can be applied to a variety of medical … Continue reading

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Dicarba α‐Conotoxin Vc1.1 Analogues with Differential Selectivity for Nicotinic Acetylcholine and GABAB Receptors

Authors Bianca J. van Lierop, Samuel D. Robinson, Shiva N. Kompella, Alessia Belgi, 
Jeffrey R. McArthur, Andrew Hung, Christopher A. MacRaild, David J. Adams, Raymond S. Norton and Andrea J. Robinson Published  ACS Chemical Biology Graphical abstract   Abstract Conotoxins … Continue reading

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An Efficient Protocol for the Cross-Metathesis of Sterically Demanding Olefins

Authors Zhen J. Wang, W. Roy Jackson and Andrea J. Robinson Published Organic Letters Graphical abstract   Abstract We have recently described synthetic routes to the azaspirocyclic ring systems found in marine tricyclic alkaloids such as Cylindricine A utilising a … Continue reading

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