Ambient temperature rapid ATRP of methyl acrylate, methyl methacrylate and styrene in polar solvents with mixed transition metal catalyst system

2011 ◽  
Vol 47 (7) ◽  
pp. 1460-1466 ◽  
Author(s):  
Patrícia V. Mendonça ◽  
Arménio C. Serra ◽  
Jorge F.J. Coelho ◽  
Anatoliy V. Popov ◽  
Tamaz Guliashvili
Keyword(s):  
Transition Metal ◽  
Methyl Methacrylate ◽  
Ambient Temperature ◽  
Methyl Acrylate ◽  
Catalyst System ◽  
Metal Catalyst ◽  
Polar Solvents ◽  
Transition Metal Catalyst ◽  
Mixed Transition

Accelerated Ambient-Temperature ATRP of Methyl Acrylate in Alcohol-Water Solutions with a Mixed Transition-Metal Catalyst System

2012 ◽  
Vol 213 (16) ◽  
pp. 1677-1687 ◽  
Author(s):  
Carlos M. R. Abreu ◽  
Patrícia V. Mendonça ◽  
Arménio C. Serra ◽  
Jorge F. J. Coelho ◽  
Anatoliy V. Popov ◽  
...  
Keyword(s):  
Transition Metal ◽  
Ambient Temperature ◽  
Methyl Acrylate ◽  
Catalyst System ◽  
Metal Catalyst ◽  
Transition Metal Catalyst ◽  
Water Solutions ◽  
Alcohol Water ◽  
Mixed Transition

H2O2 in WEB: a highly efficient catalyst system for the Dakin reaction

2015 ◽  
Vol 17 (9) ◽  
pp. 4533-4536 ◽  
Author(s):  
Bishwajit Saikia ◽  
Parinita Borah ◽  
Nabin Chandra Barua
Keyword(s):  
Transition Metal ◽  
Organic Solvent ◽  
Room Temperature ◽  
Reaction Times ◽  
Water Extract ◽  
Catalyst System ◽  
Metal Catalyst ◽  
Efficient Catalyst ◽  
Transition Metal Catalyst ◽  
Neat Water

Without using any transition metal catalyst, ligand, base, toxic or hazardous reagent, additives/promoters and organic solvent, Dakin reactions have been successfully carried out by using H2O2 in neat ‘Water Extract of Banana’ (WEB) at room temperature under aerobic conditions in very short reaction times.

Progress in propylene homo- and copolymers using advance transition metal catalyst system

2021 ◽  
Author(s):  
Anurag Mishra ◽  
Harshad R. Patil ◽  
VirendraKumar Kumar Gupta
Keyword(s):  
Transition Metal ◽  
Catalyst System ◽  
Metal Catalysts ◽  
Transition Metal Catalysts ◽  
Propylene Polymerization ◽  
Metal Catalyst ◽  
Transition Metal Catalyst ◽  
Catalyst Development ◽  
System P ◽  
Homogeneous Media

The transition metal catalysts have evolved dynamically in last few years for propylene polymerization and copolymerization in homogeneous media. The trends in catalyst development have moved from modification of Group...

Progress in Development of Catalyst Systems for Coordinated Polymerization of Olefins

2014 ◽  
Vol 900 ◽  
pp. 11-14 ◽  
Author(s):  
Wei Zhou ◽  
Lei Zhong ◽  
Wei Dong Li
Keyword(s):  
Transition Metal ◽  
Olefin Polymerization ◽  
Catalyst System ◽  
Metal Catalyst ◽  
Metallocene Catalysts ◽  
Catalytic Polymerization ◽  
Transition Metal Catalyst ◽  
Polymerization Catalyst ◽  
Catalyst Systems ◽  
Ziegler Natta Catalysts

The research progresses about polyolefin catalyst systems in recent years are summarized. Focusing on the type and properties of the catalytic polymerization of the olefin polymerization catalyst, including typical Ziegler-Natta catalysts, metallocene catalysts and post-transition metal catalyst system. Then the new post-transition metal catalyst is introduced.

COx-free hydrogen production via ammonia decomposition over mesoporous Co/Al2O3 catalysts with highly dispersed Co species synthesized by a facile method

2021 ◽  
Author(s):  
Yingqiu Gu ◽  
Di Xu ◽  
Yun Huang ◽  
Zhouyang Long ◽  
Guojian Chen
Keyword(s):  
Fuel Cells ◽  
Hydrogen Production ◽  
Transition Metal ◽  
Transition Metals ◽  
Ammonia Decomposition ◽  
Metal Catalyst ◽  
Facile Synthesis ◽  
Transition Metal Catalyst ◽  
Highly Dispersed ◽  
Free Hydrogen

Transition metals have been considered as potential catalysts for ammonia decomposition to produce COx-free hydrogen for fuel cells. However, the facile synthesis of transition metal catalyst with small size active...

scholarly journals Transition Metal Catalyst‐Free, Base‐Promoted 1,2‐Additions of Polyfluorophenylboronates to Aldehydes and Ketones

2021 ◽  
Author(s):  
Zhiqiang Liu ◽  
Goutam Kumar Kole ◽  
Yudha P. Budiman ◽  
Ya-Ming Tian ◽  
Alexandra Friedrich ◽  
...  
Keyword(s):  
Transition Metal ◽  
Metal Catalyst ◽  
Free Base ◽  
Transition Metal Catalyst ◽  
Catalyst Free ◽  
Aldehydes And Ketones

Pyridine mediated transition-metal-free direct alkylation of anilines using alcohols via borrowing hydrogen conditions

2020 ◽  
Vol 56 (88) ◽  
pp. 13607-13610 ◽  
Author(s):  
Rajagopal Pothikumar ◽  
Venugopal T Bhat ◽  
Kayambu Namitharan
Keyword(s):  
Transition Metal ◽  
Traditional Approach ◽  
Metal Catalyst ◽  
Transition Metal Catalyst ◽  
Metal Free ◽  
Borrowing Hydrogen ◽  
Activation Of Alcohols ◽  
Catalyst Systems ◽  
Hydrogen Reactions

Herein, we report aza-aromatics based organic mediators as a readily accessible alternative to the traditional approach of using transition metal catalyst systems for the activation of alcohols in borrowing hydrogen reactions.

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