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Gao D, Zhang Q, Liu Z, Zhang F, Gou F, Xing G, Zhou S, Shao L, Li J, Du Y, Qi C. Stabilization of palladium nanoparticles inside chitosan derived N‐doped carbon nanofibers for Heck reaction. J Appl Polym Sci 2022. [DOI: 10.1002/app.51742] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Danning Gao
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
| | - Qi Zhang
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
| | - Zhifeng Liu
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
| | - Fureng Zhang
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
| | - Faliang Gou
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
| | - Guiying Xing
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
| | - Shujing Zhou
- School of Pharmacy Jiamusi University Jiamusi China
| | - Linjun Shao
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
| | - Jinjing Li
- School of Pharmacy Jiamusi University Jiamusi China
| | - Yijun Du
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
| | - Chenze Qi
- Zhejiang Key Laboratory of Alternative Technologies for Fine Chemicals Process Shaoxing University Zhejiang China
- School of Pharmacy Jiamusi University Jiamusi China
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Howeizi J, Taghvaei-Ganjali S, Malekzadeh M, Motiee F, Sahebdelfar S. Effect of the distribution and dispersion of palladium nanoparticles on the reducibility and performance of Pd/Al2O3 catalyst in liquid-phase hydrogenation of olefins. REACTION KINETICS MECHANISMS AND CATALYSIS 2020. [DOI: 10.1007/s11144-020-01795-8] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/24/2022]
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Oxovanadium(IV) complex supported on the surface of magnetite as a recyclable nanocatalyst for the preparation of 2-amino-4H-benzo[h]chromenes and selective oxidation of sulfides. REACTION KINETICS MECHANISMS AND CATALYSIS 2020. [DOI: 10.1007/s11144-020-01749-0] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
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Amino-Modified Silica as Effective Support of the Palladium Catalyst for 4-Nitroaniline Hydrogenation. Catalysts 2020. [DOI: 10.3390/catal10040375] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
The article describes the synthesis of aminoorgano-functionalized silica as a prospective material for catalysis application. The amino groups have electron donor properties which are valuable for the metal chemical state of palladium. Therefore, the presence of electron donor groups is important for increasing catalysts’ stability. The research is devoted to the investigation of silica amino-modified support influence on the activity and stability of palladium species in 4-nitroaniline hydrogenation process. A series of catalysts with different supports such as SiO2, SiO2-C3H6-NH2 (amino-functionalized silica), γ-Al2O3 and activated carbon were studied. The catalytic activity was studied in the hydrogenation of 4-nitroaniline to 1,4-phenylenediamine. The catalysts were characterized by scanning electron microscopy, transmission electron microscopy, X-ray photoelectron spectroscopy, Fourier transform infrared spectroscopy and chemisorption of hydrogen by the pulse technique. The 5 wt.% Pd/SiO2-C3H6-NH2 catalyst exhibited the highest catalytic activity for 4-nitroaniline hydrogenation with 100% conversion and 99% selectivity with respect to 1,4-phenylenediamine.
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