Abstract
The catalytic activity of Schiff base Co(II), Ni(II), Cu(II) and Zn(II) transition metal complexes was tested for N-Acylation of heterocycles with acetyl chloride. It is observed that all the complexes worked as efficient catalysts. The structural type of complexes was studied by an Xray powder diffractogram (XRD). The mixed ligand complexes with PPh3 ligand show greater activity as compared to Phen complexes and Schiff base complexes. Especially complex [Ni(L)(PPh3)2Cl2] efficiently worked as a catalyst because of high thermal stability (TGA-DSC) and large catalytic surface area (BET).
Keywords: Schiff base, transition metal complexes, N-Acylation of heterocycles.
Graphical Abstract
Letters in Organic Chemistry
Title:An Efficient Catalytic Method for the C-N Acylation of Heterocycles by Schiff Base Co(II), Ni(II), Cu(II) and Zn(II) Transition Metal Complexes
Volume: 18 Issue: 8
Author(s): Sujit Hegade, Gautam Gaikwad*, Yuvraj Jadhav, Sanjay Chavan and Ganpatrao Mulik
Affiliation:
- Department of Chemistry, Shrimant Babasaheb Deshmukh Mahavidyalaya, Atpadi Dist-Sangli (M.S.) India. 415301. Affiliated to Shivaji University, Kolhapur (M.S.),India
Keywords: Schiff base, transition metal complexes, N-Acylation of heterocycles.
Abstract: The catalytic activity of Schiff base Co(II), Ni(II), Cu(II) and Zn(II) transition metal complexes was tested for N-Acylation of heterocycles with acetyl chloride. It is observed that all the complexes worked as efficient catalysts. The structural type of complexes was studied by an Xray powder diffractogram (XRD). The mixed ligand complexes with PPh3 ligand show greater activity as compared to Phen complexes and Schiff base complexes. Especially complex [Ni(L)(PPh3)2Cl2] efficiently worked as a catalyst because of high thermal stability (TGA-DSC) and large catalytic surface area (BET).
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Cite this article as:
Hegade Sujit, Gaikwad Gautam*, Jadhav Yuvraj , Chavan Sanjay and Mulik Ganpatrao, An Efficient Catalytic Method for the C-N Acylation of Heterocycles by Schiff Base Co(II), Ni(II), Cu(II) and Zn(II) Transition Metal Complexes, Letters in Organic Chemistry 2021; 18 (8) . https://dx.doi.org/10.2174/1570178617999200922150741
DOI https://dx.doi.org/10.2174/1570178617999200922150741 |
Print ISSN 1570-1786 |
Publisher Name Bentham Science Publisher |
Online ISSN 1875-6255 |
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