Impact of Surface Modification on the Oxidation of Linear Aliphatic Alcohols by Vanadium Complexes Supported on Merrifield Resin with Mixed Functionality Ligands DOI
Payal Kachhap, Nikita Chaudhary, Chanchal Haldar

et al.

ChemistrySelect, Journal Year: 2024, Volume and Issue: 9(36)

Published: Sept. 19, 2024

Abstract Two oxidovanadium(IV) complexes [VO(xbp‐sc)] ( 1 ) and [VO(xbp‐tc)] 2 were prepared using hydrazine‐ether mixed functionality ligands Hxbp‐sc I Hxbp‐tc II ), respectively. Complexes carefully grafted separately into imidazole‐modified chloromethylated polystyrene (Ps−Im) unmodified (PS−Cl) beads. Successfully anchored vanadium Ps−Im‐[VO(xbp‐sc)] 3 Ps−Im‐[VO(xbp‐tc)] 4 Ps‐[VO(xbp‐sc)] 5 Ps‐[VO(xbp‐tc)] 6 tested for their catalytic potential towards the oxidation of aliphatic alcohols in presence hydrogen peroxide. Polymer‐grafted catalysts display excellent substrate conversion compared to most recent reports good recyclability up three cycles without losing much reactivity. High TOF values range 183–591 h −1 are observed supported – . The highest is ethanol (63–97 %) under optimized reaction conditions. Mainly, better obtained with polymer beads than those on ). Moreover, semicarbazide group ligand framework show reactivity alcohol fewer carbon atoms. On contrary, longer chains oxidize more easily catalyst thiosemicarbazide frameworks

Language: Английский

Chemical CO2 fixation by a heterogenised Zn(ii)-hydrazone complex DOI Creative Commons
Neda Heydari, Rahman Bikas, Tadeusz Lis

et al.

RSC Advances, Journal Year: 2025, Volume and Issue: 15(8), P. 5977 - 5988

Published: Jan. 1, 2025

Synthesis and characterization of a heterogeneous catalyst based on silica supported Zn( ii )–hydrazone complex its activity in the chemical CO 2 fixation reaction have been reported.

Language: Английский

Citations

1
Synthesis, crystal structure and Hirshfeld surface analysis of Mn(II) coordination compounds with ONO-donor ligands derived from ampyrone DOI
Rahman Bikas,

Monireh Darvishvand,

Alireza Najafipour

et al.

Journal of Molecular Structure, Journal Year: 2024, Volume and Issue: 1314, P. 138803 - 138803

Published: May 30, 2024

Language: Английский

Citations

4
Experimental and Theoretical Studies of Novel Cadmium(II) N2O-Schiff Base Complexes: Synthesis, Spectroscopic Characterization, X-ray Crystal Structure, and Fluorescent Properties DOI
Yang Song, Yangyang Zhao,

Zhengnan Zhou

et al.

Journal of Fluorescence, Journal Year: 2025, Volume and Issue: unknown

Published: April 23, 2025

Language: Английский

Citations

0
Spectroscopic and structural studies of a Cr(III)-hydrazone complex and the effect of solvent on its selectivity in the oxidation of benzyl alcohol DOI
Rahman Bikas, Neda Heydari,

Somayeh Jashnsaz

et al.

Journal of Molecular Structure, Journal Year: 2025, Volume and Issue: unknown, P. 142528 - 142528

Published: May 1, 2025

Language: Английский

Citations

0
Magnetic studies and Hirshfeld surface analysis of acetato bridged 2D Mn(II) coordination polymer with 4-aminobenzohydrazide ligand DOI
Neda Heydari, Rahman Bikas, Dimitris A. Kalofolias

et al.

Polyhedron, Journal Year: 2024, Volume and Issue: 264, P. 117207 - 117207

Published: Aug. 30, 2024

Language: Английский

Citations

2
Impact of Surface Modification on the Oxidation of Linear Aliphatic Alcohols by Vanadium Complexes Supported on Merrifield Resin with Mixed Functionality Ligands DOI
Payal Kachhap, Nikita Chaudhary, Chanchal Haldar

et al.

ChemistrySelect, Journal Year: 2024, Volume and Issue: 9(36)

Published: Sept. 19, 2024

Abstract Two oxidovanadium(IV) complexes [VO(xbp‐sc)] ( 1 ) and [VO(xbp‐tc)] 2 were prepared using hydrazine‐ether mixed functionality ligands Hxbp‐sc I Hxbp‐tc II ), respectively. Complexes carefully grafted separately into imidazole‐modified chloromethylated polystyrene (Ps−Im) unmodified (PS−Cl) beads. Successfully anchored vanadium Ps−Im‐[VO(xbp‐sc)] 3 Ps−Im‐[VO(xbp‐tc)] 4 Ps‐[VO(xbp‐sc)] 5 Ps‐[VO(xbp‐tc)] 6 tested for their catalytic potential towards the oxidation of aliphatic alcohols in presence hydrogen peroxide. Polymer‐grafted catalysts display excellent substrate conversion compared to most recent reports good recyclability up three cycles without losing much reactivity. High TOF values range 183–591 h −1 are observed supported – . The highest is ethanol (63–97 %) under optimized reaction conditions. Mainly, better obtained with polymer beads than those on ). Moreover, semicarbazide group ligand framework show reactivity alcohol fewer carbon atoms. On contrary, longer chains oxidize more easily catalyst thiosemicarbazide frameworks

Language: Английский

Citations

0