Zinc and aluminum complexes of chiral ligands: Synthesis, characterization and application to rac-lactide polymerization
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Organometallic Chemistry"
DOI: 10.1016/j.jorganchem.2016.12.031
Abstract: Abstract The crystalline complexes L2Zn (1), L3Al (2), L′2Zn (3) and L'AlMe2 (4) were synthesized from the reactions of the corresponding chiral ligands (S) N-(2-pyrrolylmethylene)-1-phenylethylamine (HL) or (S) N-(2-pyrrolylmethyl)-1-phenylethanamine (HL′) and diethylzinc or trimethylaluminum, respectively.… read more here.
Keywords: rac lactide; polymerization; aluminum complexes; chiral ligands ... See more keywords
Aluminum Complexes Based on Tridentate Amidoalkoxide NNO-Ligands: Synthesis, Structure, and Properties
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Organometallic Chemistry"
DOI: 10.1016/j.jorganchem.2018.08.021
Abstract: Abstract A series of novel NNO-type ligands 12a-17a, LH2, R1N(CH2CH2NHTs)CHR2CR3R4OH (R1 = Bn, R3 = R4 = H; R2 = H (12a), R2= (S)-Ph (13a), R2= (S)-Bn (14a), R2= (S)-i-Bu (15a); R1 = R2= (R)-Me, R3 = H, R4= (S)-Ph (16a); R1 = Bn, R2= (S)-i-Bu, R3 = R4 = Ph (17a)) was… read more here.
Keywords: tridentate amidoalkoxide; based tridentate; amidoalkoxide nno; complexes based ... See more keywords
Synthesis, spectroscopy, and crystallography of mononuclear, five-coordinate aluminum complexes that act as cyclic ester polymerization initiators
Sign Up to like & getrecommendations! Published in 2021 at "Polyhedron"
DOI: 10.1016/j.poly.2021.115233
Abstract: Abstract Three ketoimines with pendant quinolyl moieties and a series of five-coordinate ketoiminate aluminum complexes were prepared and characterized spectroscopically and crystallographically. The synthesis of the ketoimines completed a series of ten regioisomers for which… read more here.
Keywords: crystallography mononuclear; coordinate aluminum; spectroscopy; aluminum ... See more keywords
N-heterocyclic ligand optimization for aluminum complexes in ε-caprolactone and L-Lactide polymerization
Sign Up to like & getrecommendations! Published in 2020 at "Polymer"
DOI: 10.1016/j.polymer.2020.122572
Abstract: Abstract A series of aluminum complexes bearing heterocyclic amine ligands were synthesized, and their application in e-caprolactone (CL) and L-Lactide (LA) polymerization and copolymerization were studied. The CL polymerization results revealed that ligands containing the… read more here.
Keywords: lactide polymerization; polymerization; caprolactone lactide; aluminum complexes ... See more keywords
C2-selective alkylation of pyridines by rhodium–aluminum complexes
Sign Up to like & getrecommendations! Published in 2021 at "Tetrahedron"
DOI: 10.1016/j.tet.2021.132339
Abstract: Abstract A C2- and mono-selective alkylation of various pyridines and azines with unactivated alkenes and vinylarenes using a heterobimetallic Rh–Al catalyst is reported. The use of aliphatic alkenes exclusively affords the linear alkylation products, while… read more here.
Keywords: alkylation pyridines; rhodium aluminum; selective alkylation; alkylation ... See more keywords
Ring-Opening Polymerization of ε-Caprolactone by Using Aluminum Complexes Bearing Aryl Thioether Phenolates: Labile Thioether Chelation.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.1c03683
Abstract: In this study, aluminum complexes bearing ferrocene-based and arylthiomethylphenolate ligands were synthesized, and their catalytic activity for ε-caprolactone (CL) polymerization was investigated. The catalytic activity of the reduced form of Al complexes was higher than… read more here.
Keywords: aluminum complexes; form; min conversion; complexes bearing ... See more keywords
Aluminum Complexes Bearing Bidentate Amido–Phosphine Ligands for Ring-Opening Polymerization of ε-Caprolactone: Steric Effect on Coordination Chemistry and Reactivity
Sign Up to like & getrecommendations! Published in 2019 at "Organometallics"
DOI: 10.1021/acs.organomet.9b00502
Abstract: The aluminum complexes LAlMe2 (Al1–Al5: LH = 2,6-(R1)2-4-R2-C6H2NHCH2C6H4-2-PPh2; Al1, R1 = H, R2 = H; Al2, R1 = Me, R2 = H; Al3, R1 = iPr, R2 = H; Al4, R1 = Ph2CH, R2 =… read more here.
Keywords: ring opening; coordination; opening polymerization; chemistry ... See more keywords
Reactivity of Aluminum Complexes of Redox-Active Ligand toward N-Heterocyclic Carbene and Its Thione
Sign Up to like & getrecommendations! Published in 2019 at "Organometallics"
DOI: 10.1021/acs.organomet.9b00611
Abstract: The reaction of dialane (dpp-Bian)Al–Al(dpp-Bian) (1) (dpp-Bian is dianion of 1,2-bis[(2,6-diisopropylphenyl)imino]-acenaphthene) with 1 mol equiv of 1,3-diisopropyl-4,5-dimethylimidazol-2-ylidene ... read more here.
Keywords: reactivity aluminum; active ligand; complexes redox; dpp bian ... See more keywords
Investigation of the dinuclear effect of aluminum complexes in the ring-opening polymerization of ε-caprolactone
Sign Up to like & getrecommendations! Published in 2017 at "RSC Advances"
DOI: 10.1039/c7ra02136d
Abstract: A series of aluminum (Al) complexes bearing hydrazine-bridging Schiff base and salen ligands were synthesized and investigated as catalysts for the ring-opening polymerization of e-caprolactone (CL). The introduction of steric bulky groups increases the catalytic… read more here.
Keywords: ring opening; opening polymerization; aluminum complexes; aluminum ... See more keywords
Intramolecularly Stabilized o-Carboranyl Aluminum Complexes: Synthesis, Characterization, and X-ray Structural Studies
Sign Up to like & getrecommendations! Published in 2023 at "Crystals"
DOI: 10.3390/cryst13060877
Abstract: The chelating aluminum complex [2-(Me2NCH2)C2B10H10]AlX2 (X = Br 3, CH3 4) was synthesized using 2-dimethylaminomethyl-o-carboranyl lithium (LiCabN, 2) with aluminum tribromide (AlBr3) or dimethylaluminum bromide (Me2AlBr), resulting in a modest yield. Compound 4 was obtained by… read more here.
Keywords: structural studies; aluminum complexes; aluminum; spectroscopy ... See more keywords