Syntheses, structures and catalytic activity of tetranuclear Mg complexes in the ROP of cyclic esters under industrially relevant conditions

2020 ◽  
Vol 49 (2) ◽  
pp. 375-387 ◽  
Author(s):  
Swarup Ghosh ◽  
Christoph Wölper ◽  
Alexander Tjaberings ◽  
André H. Gröschel ◽  
Stephan Schulz
Keyword(s):  
Catalytic Activity ◽  
Cyclic Esters ◽  
Mg Complexes

Tetranuclear magnesium imino(phenolate) complexes Mg4(L1–4)4 are excellent catalysts for the ROP of bulk rac-lactide and ε-caprolactone under industrially relevant conditions.

Calcium Amido Complexes Coordinated by Tridentate Amidinate Ligands: Synthesis, Structures and Catalytic Activity in Olefin Hydrophosphination and Polymerization of Cyclic Esters

2019 ◽  
Vol 2019 (39-40) ◽  
pp. 4289-4296 ◽  
Author(s):  
Aleksei O. Tolpygin ◽  
Anton V. Cherkasov ◽  
Georgy K. Fukin ◽  
Tatyana A. Kovylina ◽  
Konstantin A. Lyssenko ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Amido Complexes ◽  
Cyclic Esters

scholarly journals INSIGHTS into the structures adopted by titanocalix[6 and 8]arenes and their use in the ring opening polymerization of cyclic esters

2020 ◽  
Vol 49 (34) ◽  
pp. 11978-11996
Author(s):  
Orlando Santoro ◽  
Mark R. J. Elsegood ◽  
Elizabeth V. Bedwell ◽  
Jake A. Pryce ◽  
Carl Redshaw
Keyword(s):  
Catalytic Activity ◽  
Ring Opening ◽  
Structural Features ◽  
Ring Opening Polymerization ◽  
Cyclic Esters

Interaction of p-tert-butylcalix[n]arenes (n = 6, 8) with [TiX4] (X = F, Cl, Br, I) afforded 11 novel compounds with interesting structural features. The catalytic activity of these species in the ROP of cyclic esters was tested.

scholarly journals Lithium calix[4]arenes: structural studies and use in the ring opening polymerization of cyclic esters

RSC Advances ◽  
2021 ◽  
Vol 11 (19) ◽  
pp. 11304-11317
Author(s):  
Orlando Santoro ◽  
Mark R. J. Elsegood ◽  
Simon J. Teat ◽  
Takehiko Yamato ◽  
Carl Redshaw
Keyword(s):  
Catalytic Activity ◽  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Structural Studies ◽  
Arene Complexes ◽  
Cyclic Esters

Novel Li-calix[n]arene complexes (n = 3, 4) having (–S–), (–SO–), (–SO2–), (–CH2OCH2–) or (–CH2–) bridges have been synthesized and fully characterized. Their catalytic activity in the ring opening polymerization of lactones has been studied.

Recent progress in the application of group 1, 2 & 13 metal complexes as catalysts for the ring opening polymerization of cyclic esters

2019 ◽  
Vol 6 (10) ◽  
pp. 2619-2652 ◽  
Author(s):  
Jiahao Gao ◽  
Dongzhi Zhu ◽  
Wenjuan Zhang ◽  
Gregory A. Solan ◽  
Yanping Ma ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Ring Opening ◽  
Recent Progress ◽  
Ring Opening Polymerization ◽  
Aliphatic Polyesters ◽  
Cyclic Esters ◽  
Factors Influencing ◽  
Polymer Properties ◽  
Recent Developments ◽  
Group 1

This review focuses on recent developments concerned with the use of well-defined main group complexes as (pre-)catalysts for the ROP of cyclic esters to give aliphatic polyesters; factors influencing catalytic activity, selectivity and polymer properties are all discussed.

Rare-earth complexes supported by an ansa-bis(amidinate) ligand with a rigid o-phenylene linker: synthesis, structure, and catalytic activity for polymerization of cyclic esters

2019 ◽  
Vol 48 (32) ◽  
pp. 12193-12198 ◽  
Author(s):  
Fenhua Wang ◽  
Xu Zhao ◽  
Xianfu Meng ◽  
Shaowu Wang
Keyword(s):  
Catalytic Activity ◽  
Rare Earth ◽  
Coordination Chemistry ◽  
Rare Earth Complexes ◽  
Cyclic Esters

Two types of rare-earth complexes supported by a linked-bis(amidinate) ligand were constructed; their coordination chemistry and catalytic activity were studied.

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