Results 1 to 10 of about 1,055,415 (308)

Refinement of selective hydrogenation catalysts guided by the concept of ‘group recognition’ [PDF]

Fundamental Research
Selective hydrogenation is crucial in the production of high-value chemicals, yet its efficient implementation remains challenging due to the absence of clear catalyst regulation strategies and in-depth insights into catalytic mechanisms.
Bing Lu, Shanjun Mao, Zhe Wang, Yong Wang   +3 more
doaj   +2 more sources

Rational Design and Precise Synthesis of Single‐Atom Alloy Catalysts for the Selective Hydrogenation of Nitroarenes [PDF]

Advanced Science
Single‐atom alloys (SAAs) have gained increasing prominence in the field of selective hydrogenation reactions due to their uniform distribution of active sites and the unique host‐guest metal interactions.
Haisong Feng, Wei Liu, Lei Wang, Enze Xu, Donghui Pang, Zhen Ren, Si Wang, Shiquan Zhao, Yuan Deng, Tianyong Liu, Yusen Yang, Xin Zhang, Feng Li, Min Wei   +13 more
doaj   +2 more sources

Co-infiltration and dynamic formation of Pd3ZnCx intermetallic carbide by syngas boosting selective hydrogenation of acetylene [PDF]

Nature Communications
Transition metal carbide shows excellent performance in selective hydrogenation of acetylene, however, the carburization of Pd-based intermetallic compounds remains infeasible.
Huan Chen, Lulu Li, Zhi-Jian Zhao, Bing Yang, Yafeng Zhang, Xiaoyan Liu, Qingqing Gu, Zhounan Yu, Xiaofeng Yang, Jinlong Gong, Aiqin Wang, Tao Zhang   +11 more
doaj   +2 more sources

Supported Bimetallic AuPd Nanoparticles as a Catalyst for the Selective Hydrogenation of Nitroarenes

Nanomaterials, 2018
The solvent-free selective hydrogenation of nitrobenzene was carried out using a supported AuPd nanoparticles catalyst, prepared by the modified impregnation method (MIm), as efficient catalyst >99% yield of aniline (AN) was obtained after 15 h at 90 &
Ruiyang Qu, Margherita Macino, Sarwat Iqbal, Xiang Gao, Qian He, Graham John Hutchings, Meenakshisundaram Sankar   +6 more
doaj   +3 more sources

A Promising Strategy for Solvent-Regulated Selective Hydrogenation of 5-Hydroxymethylfurfural over Porous Carbon-Supported Ni-ZnO Nanoparticles [PDF]

Nano-Micro Letters
Highlights A porous carbon-supported Ni-ZnO nanoparticles catalyst (Ni-ZnO/AC) was synthesized by low-temperature coprecipitation, demonstrating exceptional catalytic activity and stability. Selective hydrogenation of 5-hydroxymethylfurfural (HMF) to 2,5-
Rulu Huang, Chao Liu, Kaili Zhang, Jianchun Jiang, Ziqi Tian, Yongming Chai, Kui Wang   +6 more
doaj   +2 more sources

Construction of N-Doped Carbon-Modified Ni/SiO₂ Catalyst Promoting Cinnamaldehyde Selective Hydrogenation

Molecules, 2023
At present, the selective hydrogenation of α, β-unsaturated aldehydes remains a challenge due to competition between unsaturated functional groups (C=C and C=O).
Yongwang Ren, Huizhong Xu, Beibei Han, Jing Xu   +3 more
doaj   +1 more source

One-pot synthesis of nickel encapsulated COF-derived catalyst for highly selective and efficient hydrogenation of cinnamaldehyde

Catalysis Communications, 2023
Since efficient hydrogenation was valued for manufacture of pharmaceutical intermediates and fragrances in recent years, the development of easily accessible heterogeneous catalysts was preferably made.
Nan Wang, Jianguo Liu, Xinjun Li, Chenguang Wang, Longlong Ma   +4 more
doaj   +1 more source

Facile synthesis of N-doped graphene encapsulated Ni@N/C catalyst and its catalysis for highly selective semi-hydrogenation of alkynes

Green Chemical Engineering, 2022
Although precious transition metals such as palladium, platinum, and iridium are widely used in hydrogenation reactions, the earth-abundant transition metal-catalyzed highly selective semi-hydrogenation of terminal alkynes to terminal alkenes remains ...
Jianguo Liu, Jiangmin Sun, Thishana Singh, Shanshan Lin, Longlong Ma   +4 more
doaj   +1 more source

Hybrid Pd-Nanoparticles within Polymeric Network in Selective Hydrogenation of Alkynols: Influence of Support Porosity

Molecules, 2022
This work is addressing the selective hydrogenation of alkynols over hybrid catalysts containing Pd-nanoparticles, within newly synthesized hyper-cross-linked polystyrenes (HPS). Alkynols containing C5, C10, and C20 with a terminal triple bond, which are
Linda Z. Nikoshvili, Alexander Y. Popov, Alexey V. Bykov, Alexander I. Sidorov, Lioubov Kiwi-Minsker   +4 more
doaj   +1 more source

Highly Efficient Selective Hydrogenation of Cinnamaldehyde to Cinnamyl Alcohol over CoRe/TiO₂ Catalyst

Molecules, 2023
Allylic alcohols typically produced through selective hydrogenation of α,β-unsaturated aldehydes are important intermediates in fine chemical industry, but it is still a challenge to achieve its high selectivity transformation. Herein, we report a series
Mengting Chen, Yun Wang, Limin Jiang, Yuran Cheng, Yingxin Liu, Zuojun Wei   +5 more
doaj   +1 more source