Results 131 to 140 of about 12,662 (287)

Facile and sustainable approach to the synthesis of 4H-pyrans using efficient pyrazolium ionic liquids functionalized silica nanocomposites catalysts

Journal of Saudi Chemical Society
The development of sustainable and multifunctional catalytic systems is of paramount importance in advancing green synthetic methodologies. In this study, a type of novel functional ionic liquids functionalized silica nanocomposites, based on a ...
Yulin Hu, Peixi Li, Yongting Zhao, Xiaobing Liu   +3 more
doaj   +1 more source

Graphene oxide supported ionic liquid/Fe complex: a robust and highly stable nanocatalyst. [PDF]

RSC Adv, 2023
Taheri K, Elhamifar D, Kargar S, Zarnegaryan A.   +3 more
europepmc   +1 more source

Preparation of Substituted 2H-Pyrans via a Cascade Reaction from Methyl Coumalate and Activated Methylene Nucleophiles

, 2017
Liang Chang, Kristína Plevová, Serge Thorimbert, Luc Dechoux   +3 more
openalex   +2 more sources

Synthesis, Characterization and Biological Activity of new Pyran Derivatives of 8-Hydroxyquinoline [PDF]

, 2019
Mohamed Rbaa, Omar Bazdi, Abdelhadi Hichar, Younès Lakhrissi, Khadija Ounine, B. Lakhrissi   +5 more
openalex  

Syntheses of Vinylogous 4H-Pyrones from 2,6-Dimethyl-4H-pyran-4-thione and Arenyl Bromomethyl Ketones

, 1986
Kin‐ya Akiba, Katsuo Ohkata, Masao Imagawa, Kin‐ya Akiba   +3 more
openalex   +1 more source

Pyran Polymer [PDF]

, 2020
openaire   +1 more source

ChemInform Abstract: Solid‐Phase Three‐Component Domino Reactions: Combinatorial Approach to Substituted 3,4‐Dihydro‐2H‐pyrans.

, 1997
Lutz F. Tietze, Thomas Hippe, Adrian Steinmetz   +2 more
openalex   +2 more sources

Electrochemically induced tandem Knoevenagel-Michael assembling of aldehydes with kojic acid: direct and efficient arylbis[3-hydroxy-6-(hydroxymethyl)-4-oxo-4H-pyran-2-yl]methanes formation

, 2020
Michaïl N. Elinson, Yuliya E. Ryzhkova, A. N. Vereshchagin, Natalia A. Leonova, Alexandra P. Minaeva, Mikhail P. Egorov   +5 more
openalex   +2 more sources

Isomerization and fragmentation of methylfuran ions and pyran ions in the gas phase

, 1986
Rüdiger Spilker, Hans- Friedrich Grützmacher   +1 more
openalex   +2 more sources

Crystal structure of 4-hydroxy-6-propenyl-5,6-dihydro-pyran-2-one, C8H10O3

, 2005
Laura Cristiane de Souza, D. O. Imbroisi, C.A. De Simone, Μ. A. Pereira, V.R.S. Malta, J. F. T. Oliveira   +5 more
openalex   +1 more source