Results 11 to 20 of about 12,723 (118)

Ethyl 4,4''-Difluoro-5'-hydroxy-1,1':3',1''-terphenyl-4'-carboxylate

Molbank, 2011
A simple and novel route for the synthesis of new terphenyl derivative as well as oxidative aromatization of α,β-unsaturated cyclohexenone to the corresponding phenol derivative is developed.
Badiadka Narayana, Balladka Kunhanna Sarojini, Seranthimata Samshuddin   +2 more
doaj   +1 more source

Functionalization of anthracene: A selective route to brominated 1,4-anthraquinones

Beilstein Journal of Organic Chemistry, 2011
Efficient and stereoselective syntheses are described for the preparation of 2,3,9,10-tetrabromo-1,4-dimethoxy-1,2,3,4-tetrahydroanthracenes 7, 8 and the corresponding 1,4-diol 17 by silver ion-assisted solvolysis of hexabromotetrahydroanthracene 6. Base-
Kiymet Berkil Akar, Osman Cakmak, Orhan Büyükgüngör, Ertan Sahin   +3 more
doaj   +1 more source

Construction of Unusual Indole-Based Heterocycles from Tetrahydro-1H-pyridazino[3,4-b]indoles

Molecules, 2020
Herein, we report the successful syntheses of scarcely represented indole-based heterocycles which have a structural connection with biologically active natural-like molecules.
Cecilia Ciccolini, Lucia De Crescentini, Fabio Mantellini, Giacomo Mari, Stefania Santeusanio, Gianfranco Favi   +5 more
doaj   +1 more source

Highly Active W-H2SO4/HZSM-5 Catalyst for Direct Conversion of Methane into Aromatic

Bulletin of Chemical Reaction Engineering & Catalysis, 2007
Dehydroaromatization of methane (DHAM) under non oxidative condition was studied over tungsten loaded HZSM-5 catalysts to produce aromatic hydrocarbons.
Kusmiyati Kusmiyati, N. A. S. Amin, W. A. Siswanto   +2 more
doaj   +1 more source

An overview on the effects of metal promoters and acidity of ZSM-5 in performance of the aromatization of liquid hydrocarbons

Reviews on Advanced Materials Science, 2020
The use of liquid hydrocarbons, such as FCC naphtha, having olefin components makes an adverse impact on our environment. To deal with the problem, one could convert those lethal components, including olefin and paraffin structures, into aromatic ...
Sharifi Khashayar, Halladj Rouein, Royaee Seyed Javid   +2 more
doaj   +1 more source

Aromatization of virgin olive oil by seeds of Pimpinella anisum using three different methods: Physico-chemical change and thermal stability of flavored oils

Grain & Oil Science and Technology, 2021
Knowing that flavored products would increase the use of olive oil by non-traditional consumers and enhance the added value of this valuable agricultural product, the virgin olive oil (VOO) was flavored with the seeds of Pimpinella anisum (Green anise ...
Youssef Moustakime, Zakaria Hazzoumi, Khalid Amrani Joutei   +2 more
doaj   +1 more source

Combined Application of Organic Materials Regulates the Microbial Community Composition by Altering Functional Groups of Organic Matter in Coastal Saline–Alkaline Soils

Agronomy
Different types of organic materials demonstrate varying efficacy in ameliorating saline–alkali soils, while the combined application of organic materials can potentially enhance the remediation effects on saline–alkali land.
Qiaobo Song, Jian Ma, Xin Chen, Caiyan Lu, Huaihai Chen, Guangyu Chi, Yanyu Hu   +6 more
doaj   +1 more source

Green Synthesis and Characterization of Bi2O3 Nanorods as Catalyst for Aromatization of 1,4-Dihydropyridines [PDF]

Journal of Sciences, Islamic Republic of Iran, 2017
Bismuth oxide (Bi2O3) nanorods was prepared via one pot sol-gel method using Bi(NO3)3.5H2O and starch (as template) in water under hydrothermal condition followed by calcination at 320˚C within 3 h.
F. Farzaneh, L. Jafari Foruzin, Z. Sharif, E. Rashtizadeh   +3 more
doaj  

N,N'-Ethylene-bis(benzoylacetoniminato) Copper (II), Cu(C22H22N2O2), a New Reagent for Aromatization of Hantzsch 1,4-Dihydropyridines

Molecules, 2007
A variety of Hantzsch 1,4-dihydropyridines were oxidized to their corresponding pyridines in high yields in the presence of Cu(C22H22N2O2) in refluxing acetic acid.
Majid M Heravi, Saeed Dehghanpour, Fatemeh Derikvand   +2 more
doaj   +1 more source

Study on the Evolution Pattern of the Aromatics of Lignin during Hydrothermal Carbonization

Energies, 2023
Waste straw contains a large amount of lignin, and its resource utilization is not only in line with the national double carbon development strategy, but also to alleviate environmental pollution.
Wendi Sun, Li Bai, Mingshu Chi, Xiuling Xu, Zhao Chen, Kecheng Yu   +5 more
doaj   +1 more source