Highly active bimetallic NiPd/MIL-101, CuPd/MIL-101 and CoPd/MIL-101 alloy nanoparticle catalysts stabilized by MIL-101 framework, (M/Pd atomic ratio = 95: 5, M = Ni, Cu and Co) were synthesized, and their catalytic activity for Suzuki reaction at moderate reaction conditions was explored. In contrary to monometallic counterparts, a significant enhancement in catalytic activity, with excellent yields for biaryls (upto 97%), was observed with these bimetallic NiPd/MIL-101, CuPd/MIL-101 and CoPd/MIL-101 alloy nanoparticle catalysts. Among these catalysts, NiPd/MIL-101 and CuPd/MIL-101 displayed highest catalytic activity for the synthesis of biaryls for a wide range of substituted aryl halides and arylboronic acids with electron donating and electron withdrawing substituents, whereas CoPd/MIL-101 was found to be poorly active. Worthy to mention that, NiPd/MIL-101 and CuPd/MIL-101 displayed ca 20 times higher TOF (h(-1)) than the Pd/MIL-101 catalyst. The observed high catalytic activity displayed by NiPd/MIL-101 and CuPd/MIL-101 was attributed to the synergistic effect due to electronic charge transfer from Ni or Cu to Pd, and high dispersion of NiPd and CuPd nanoparticles on MIL-101 frameworks.
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Ningbo Univ, Fac Sci, Ningbo 315211, Zhejiang, Peoples R ChinaNingbo Univ, Fac Sci, Ningbo 315211, Zhejiang, Peoples R China
Zhao, Xiuhua
Zhao, Yayun
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Ningbo Univ, Fac Mat Sci & Chem Engn, Ningbo 315211, Zhejiang, Peoples R ChinaNingbo Univ, Fac Sci, Ningbo 315211, Zhejiang, Peoples R China
Zhao, Yayun
Zhang, Jie
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Ningbo Univ, Fac Mat Sci & Chem Engn, Ningbo 315211, Zhejiang, Peoples R ChinaNingbo Univ, Fac Sci, Ningbo 315211, Zhejiang, Peoples R China
Zhang, Jie
Li, Xing
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Ningbo Univ, Fac Sci, Ningbo 315211, Zhejiang, Peoples R China
Ningbo Univ, Fac Mat Sci & Chem Engn, Ningbo 315211, Zhejiang, Peoples R ChinaNingbo Univ, Fac Sci, Ningbo 315211, Zhejiang, Peoples R China
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CSIR Natl Chem Lab, Div Organ Chem, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab, Div Organ Chem, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, India
Rathod, Jayant
Sharma, Priti
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CSIR Natl Chem Lab, Catalysis Div, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab, Div Organ Chem, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, India
Sharma, Priti
Pandey, Punam
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CSIR Natl Chem Lab, Div Organ Chem, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab, Div Organ Chem, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, India
Pandey, Punam
Singh, A. P.
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CSIR Natl Chem Lab, Catalysis Div, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab, Div Organ Chem, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, India
Singh, A. P.
Kumar, Pradeep
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CSIR Natl Chem Lab, Div Organ Chem, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab, Div Organ Chem, Dr Homi Bhabha Rd, Pune 411008, Maharashtra, India