Exploring Oxidation State-Dependent Selectivity in Polymerization of Cyclic Esters and Carbonates with Zinc(II) Complexes

Autor: Mark Abubekerov, Vojtěch Vlček, Junnian Wei, Matthias E. Miehlich, Stephanie M. Quan, Karsten Meyer, Daniel Neuhauser, Paula L. Diaconescu

Publikováno v: iScience, Vol 7, Iss , Pp 120-131 (2018)

Summary: Neutral zinc alkoxide complexes show high activity toward the ring-opening polymerization of cyclic esters and carbonates, to generate biodegradable plastics applicable in several areas. Herein, we use a ferrocene-chelating heteroscorpionate

Externí odkaz: https://doaj.org/article/fee497875271492bb00bde6a1936eb01

Circularity in Mixed Plastics Chemical Recycling Enabled by Variable Rates of Polydiketoenamine Hydrolysis

Autor: Brett Helms, Kristin Persson, Jay Keasling, Thomas Russell, Corinne D. Scown, Christopher Chan, Trevor Seguin, Simon J Teat, hai wang, Mark Abubekerov, Peter Christensen, alexander epstein, jeremy demarteau

Footwear, carpet, soft furnishings, automotive interiors, and multi-layer packaging are examples of products manufactured from several types of polymers whose inextricability poses significant challenges for recycling at end-of-life. Here, we show th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::eba8de11e5dd0750cf00e7618b2ae51d
https://doi.org/10.26434/chemrxiv.14228576

Preparation of multiblock copolymers via step-wise addition of l-lactide and trimethylene carbonate

Autor: Kevin R. Swartz, Zhixin Xie, Mark Abubekerov, Qibing Pei, Junnian Wei, Paula L. Diaconescu

Publikováno v: Chemical Science. 9:2168-2178

Poly(l-lactide) (PLA) is a bioderived and biodegradable polymer that has limited applications due to its hard and brittle nature. Incorporation of 1,3-trimethylene carbonate into PLA, in a block copolymer fashion, improves the mechanical properties,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::982db56c2a233c71e7846bbd674f620e
https://doi.org/10.1039/c7sc04507g

Ferrocene-bis(phosphinimine) Nickel(II) and Palladium(II) Alkyl Complexes: Influence of the Fe-M (M = Ni and Pd) Interaction on Redox Activity and Olefin Coordination

Autor: Saeed I. Khan, Paula L. Diaconescu, Mark Abubekerov

Publikováno v: Abubekerov, M; Khan, SI; & Diaconescu, PL. (2017). Ferrocene-bis(phosphinimine) Nickel(II) and Palladium(II) Alkyl Complexes: Influence of the Fe-M (M = Ni and Pd) Interaction on Redox Activity and Olefin Coordination. Organometallics, 36(22), 4394-4402. doi: 10.1021/acs.organomet.7b00626. UCLA: Retrieved from: http://www.escholarship.org/uc/item/0k40r2s8
Organometallics, vol 36, iss 22

© 2017 American Chemical Society. The synthesis of several novel nickel(II) and palladium(II) ferrocene-bis(phosphinimine) alkyl complexes containing iron-nickel and iron-palladium interactions is reported. The redox behavior of all complexes was ev

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b7f78803825648036866112dcf25a2c8
http://www.escholarship.org/uc/item/0k40r2s8

Activation of heteroallenes by coordinatively unsaturated nickel(ii) alkyl complexes supported by the hydrotris(3-phenyl-5-methyl)pyrazolyl borate (Tp(Ph,Me)) ligand

Autor: Thomas L. Gianetti, John Arnold, Léonard Y. M. Eymann, Mark Abubekerov

Publikováno v: Dalton transactions (Cambridge, England : 2003). 45(37)

Activation of sulfur containing heteroallenes by nickel(ii) alkyl complexes supported by the bulky hydrotris(3-phenyl-5-methylpyrazolyl)borate (Tp(Ph,Me)) ligand is described. Exposure of Tp(Ph,Me)NiCH2Ph (1a) and Tp(Ph,Me)NiCH2Si(CH3)3 (1b) to CS2 r

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::85aedee9b936b0786a1f39bc69fbca0a
https://pubmed.ncbi.nlm.nih.gov/27334096