Control of Molecular Weight and End-Functional Groups of Polyester from A2 + B2 Polycondensation via Cross-Metathesis of Cyclic Unsaturated Polyester with Difunctional Olefin Ryouichi Okabayashi, Yoshihiro Ohta, and Tsutomu Yokozawa* Macromolecules 2017 ASAP Novel methodology for the synthesis of the benz[a]anthracene skeleton of the angucyclines using a Suzuki-Miyaura/isomerization/ Ring Closing Metathesis strategy Myron M. Johnson, […]
ASAP’s – 2017 – Week 48
In Situ Generated Ruthenium-Arene Catalyst for Photoactivated Ring-Opening Metathesis Polymerization Through Photolatent N-Heterocyclic Carbene Ligand Julien Pinaud,* Thi Kim Hoang Trinh, David Sauvanier, Emeline Placet, Sriprapai Songsee, Patrick Lacroix-Desmazes, Jean-Michel Becht, Bassam Tarablsi, Jacques Lalevée, Loïc Pichavant, Valérie Héroguez, and Abraham Chemtob* Chem Eur J 2017 ASAP Ring-Closing Metathesis Approach to Cage Propellanes Containing Oxepane […]
ASAP’s – 2017 – Week 47
Design, Synthesis, and Self-Assembly of Polymers with Tailored Graft Distributions Alice B. Chang, Tzu-Pin Lin, Niklas B. Thompson, Shao-Xiong Luo, Allegra L. Liberman-Martin, Hsiang-Yun Chen, Byeongdu Lee, and Robert H. Grubbs* J Am Chem Soc 2017 ASAP Effects of Grafting Density on Block Polymer Self-Assembly: From Linear to Bottlebrush Tzu-Pin Lin, Alice B. Chang, Shao-Xiong […]
ASAP’s – 2017 – Week 46
The Metathesis Reaction in Drug Discovery and Development – A Review of Recent Patent Literature David L Hughes*, Philip Wheeler*, and Doina Ene Org Proc Res Dev 2017 ASAP A thorough review of patent literature (01/2016-08/2017) focused on the applications of metathesis in drug discovery and development. The chemistry of the carbon-transition metal double and […]
ASAP’s – 2017 – Week 45
Decomposition of Olefin Metathesis Catalysts by Brønsted Base: Metallacyclobutane Deprotonation as a Primary Deactivating Event Gwendolyn A Bailey, Justin Alexander MacDonald Lummiss, Marco Foscato, Giovanni Occhipinti, Robert McDonald, Vidar R. Jensen, and Deryn Elizabeth Fogg* J Am Chem Soc 2017 ASAP Palladium-catalysed O-Allylation of α-Hydroxyphosphonates: An Expedient entry into Phosphono-oxaheterocycles Mansour Dolé Kerim, Martin Cattoen, […]
ASAP’s – 2017 – Week 44
Total synthesis and cytotoxic activity of 5′-hydroxyzearalenone and 5′β-hydroxyzearalenone Aticha Thiraporn, Vatcharin Rukachaisirikul, Panata Iawsipo, Tatiyar Somwang, and Kwanruthai Tadpetch* Eur J Org Chem 2017 ASAP Aruncin B: Synthetic Studies, Structural Reassignment and Biological Evaluation Aubert Ribaucourt, Christopher Towers, Laia Josa-Culleré, Frances Willenbrock, Amber L. Thompson, and David M. Hodgson* Chem Eur J 2017 ASAP […]
ASAP’s – 2017 – Week 43
Loss and Reformation of Ruthenium Alkylidene: Connecting Olefin Metathesis, Catalyst Deactivation, Regeneration, and Isomerization Julien Engel, Wietse Smit, Marco Foscato, Giovanni Occhipinti,* Karl W. Törnroos and Vidar R. Jensen* J Am Chem Soc 2017 ASAP Ruthenium(II) complexes of Schiff base derived from cycloalkylamines as pre-catalysts for ROMP of norbornene and ATRP of methyl methacrylate Maria […]
ASAP’s – 2017 – Week 42
Single polymer growth dynamics Chunming Liu, Kaori Kubo, Endian Wang, Kyu-Sung Han, Feng Yang, Guanqun Chen, Fernando A. Escobedo,* Geoffrey W. Coates,* Peng Chen* Science 2017 358 352-355 Norbornene-Functionalized PEO-b-PCL: A Versatile Platform for Mikto-Arm Star, Umbrella-like, and Comb-like Graft Copolymers Duc Anh N’guyen, Véronique Montembault, Sandie Piogé, Sagrario Pascual, Laurent Fontaine* J Polym Sci […]
ASAP’s – 2017 – Week 41
Synthesis and Evaluation of Sterically Demanding Ruthenium Dithiolate Catalysts for Stereoretentive Olefin Metathesis T. Patrick Montgomery, Jessica M. Grandner, K. N. Houk, and Robert H. Grubbs* Organometallics 2017 ASAP Synthesis and Characterization of Functional Polyethylene with Regularly Distributed Thioester Pendants via Ring-Opening Metathesis Polymerization Shaofei Song, Zhen Zhang, Xiaoyu Liu, Zhisheng Fu, Junting Xu, Zhiqiang […]
ASAP’s – 2017 – Week 40
Total Synthesis of Kanamienamide D. Prabhakar Reddy, Ning Zhang, Zhimei Yu, Zhen Wang, and Yun He* J Org Chem 2017 ASAP A 1,2-Dicarbadodecaborane(12)-1,2-Dithiolate Chelating Ruthenium Carbene Catalyst for Highly Z Selective Olefin Metathesis Tao Wang, Yulian Duan, Xinying Liu, Qingxiao Xie, Weijie Guo, Xiaobo Yu, Shutao Wu, Jianhui Wang,* and Guiyan Liu* Organometallics 2017 ASAP […]
ASAP’s – 2017 – Week 39
Formal total synthesis of stigmatellin A J. S. Yadav,* G.Revathi, B. V. Subba Reddy Tetrahedron Letters 2017 58 3943-3946 Synthesis of Tricyclic Units of Indole Alkaloids: Application of Fischer Indolization and Olefin Metathesis Sambasivarao Kotha,* Vikas R. Aswar and Gaurav Singhal Tetrahedron 2017 ASAP Kinetic Study of Living Ring-Opening Metathesis Polymerization with Third-Generation Grubbs Catalysts […]