Zobrazeno 1 - 10
of 12 814
pro vyhledávání: '"ACID CATALYSIS"'
Autor:
Gabriel Pereira da Silva, Daví Alexsandro Cardoso Ferreira, Rosenira Serpa da Cruz, Fernando Cesário Rangel
Publikováno v:
Results in Chemistry, Vol 11, Iss , Pp 101814- (2024)
Mesoporous silicas are of great interest in heterogeneous catalysis due to the structural characteristics of their pores and the adjustable catalytic properties that arise from incorporating heteroatoms. The substitution of Zr and Nb into SBA-15 intr
Externí odkaz:
https://doaj.org/article/46ecb6d2914041aaa467dab20d46a1ee
Publikováno v:
Engineering, Vol 35, Iss , Pp 104-114 (2024)
Due to their tunable acidity, shape selectivity, and excellent stability, zeolites are of great importance as solid acid materials in industrial catalysis. Tuning the properties of the acid sites in zeolites allows for the rational design and fabrica
Externí odkaz:
https://doaj.org/article/74fdea96fd154db09949827932124b99
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 20, Iss 1, Pp 479-496 (2024)
Kinetic studies on the intramolecular hydroamination of protected variants of 2,2-diphenylpent-4-en-1-amine were carried out under a variety of conditions with cationic gold catalysts supported by phosphine ligands. The impact of ligand on gold, prot
Externí odkaz:
https://doaj.org/article/8d601c5d30e8401b822e8cc76ca0d2cd
Publikováno v:
Molecules, Vol 29, Iss 23, p 5707 (2024)
Lactic acid is an important platform feedstock for synthesizing various chemicals. Lactic acid is normally converted from any sugar such as glucose, and Sn-β zeolite is an effective catalyst. In this study, β zeolite with different Si/Al ratios was
Externí odkaz:
https://doaj.org/article/e5c95289210c4352906dfd69614cb040
Autor:
Eike B. Bauer
Publikováno v:
Molecules, Vol 29, Iss 23, p 5544 (2024)
Ferrocene and its oxidized counterpart, the ferrocenium cation, represent a fascinating class of organometallic compounds with broad utility across various fields, including organic synthesis, pharmaceuticals, and materials science. Over the years, f
Externí odkaz:
https://doaj.org/article/d2e46186bc8b4c29b1370c3734e2917e
Publikováno v:
Heliyon, Vol 10, Iss 11, Pp e32188- (2024)
Esters of kynurenic acid, a known neuroprotective agent were reacted with cyclic amino acids to yield novel alkoxymethylated products under optimized reaction conditions. The importance of amino acid based (primary, secondary, biogenic and synthetic)
Externí odkaz:
https://doaj.org/article/1509878d7792429ba70f8a072f3e41fc
Publikováno v:
Molecules, Vol 29, Iss 17, p 4266 (2024)
A novel approach for the α-alkylation of ketones was developed using Brønsted acid-catalyzed C-C bond cleavage. Both aromatic and aliphatic ketones reacted smoothly with 2-substituted 1,3-diphenylpropane-1,3-diones to afford α-alkylation products
Externí odkaz:
https://doaj.org/article/02f1ddc5d4f243bd85317c918d810a64
Autor:
Wang, Jilong a, 1, Zhao, Xinyue a, 1, Yang, Qi a, Ren, Xueyun a, Gong, Xianchen a, Li, Xintong a, Wang, Fei b, c, ⁎, Jiang, Jin-gang a, Xu, Hao a, d, Guan, Yejun a, d, ⁎⁎, Wu, Peng a, d, ⁎⁎
Publikováno v:
In Applied Catalysis B: Environment and Energy 15 May 2025 365
Autor:
Xue Liu, Zhiguo Zhu
Publikováno v:
Advanced Science, Vol 11, Iss 11, Pp n/a-n/a (2024)
Abstract The incorporation of isolated Sn (IV) and Zr (IV) ions into silica frameworks is attracting widespread attention, which exhibits remarkable catalytic performance (conversion, selectivity, and stability) in a broad range of reactions, especia
Externí odkaz:
https://doaj.org/article/a2d5d4c2c5ee422c96b8210afc8be778
Autor:
Floris Buttard, Tatiana Besset
Publikováno v:
SynOpen, Vol 07, Iss 01, Pp 117-120 (2023)
Externí odkaz:
https://doaj.org/article/78b5a0dd59c14e91b6bec131bd11e1ce