Results 141 to 150 of about 34,105 (267)

1,3-Dipolar Cycloaddition of 2-Diazopropane to Coumarin. The Synthesis of Derivatives of [1]Benzopyrano[4,3-c]pyrazol-4(3H)-one and [1]Benzopyrano[3,4-c]pyrazol-4(1H)-one

, 1987
Branko Stanovnik, Andreja Černe Čerček, Anton Štimac, M. TIŠLER   +3 more
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Study of dipolar 1.3 cycloaddition reaction by DFT method, as well as study of antibacterial activity of two isomers 1.4 and 1.5 on two therapeutic targets E. coli and Helicobacter pylori, by molecular docking

, 2021
Mohammed Aziz Ajana, Abdessadak OUMAYMA, Halima Hajji, Yassine Koubi, Tahar Lakhlifi, Mohammed Bouachrıne   +5 more
openalex   +1 more source

Cover Feature: Synthesis of 3‐Borylated Pyrrolidines by 1,3‐Dipolar Cycloaddition of Alkenyl Boronates and Azomethine Ylide (Chem. Eur. J. 54/2022) [PDF]

, 2022
Oleksandr S. Liashuk, Ihor A. Ryzhov, Oleksandr V. Hryshchuk, Bohdan V. Vashchenko, Pavlo V. Melnychuk, Yulian M. Volovenko, Oleksandr O. Grygorenko   +6 more
openalex   +1 more source

Novel Synthesis of Dihydroisoxazoles by p-TsOH-Participated 1,3-Dipolar Cycloaddition of Dipolarophiles withα-Nitroketones. [PDF]

Molecules, 2023
Yang C, Hu S, Pan X, Yang K, Zhang K, Liu Q, Xin X, Li J, Wang J, Yang X.   +9 more
europepmc   +1 more source

ChemInform Abstract: Asymmetric 1,3‐Dipolar Cycloaddition with a P‐Stereogenic Dipolarophile: An Efficient Approach to Novel P‐Stereogenic 1,2‐Diphosphine Systems. [PDF]

, 2009
Н.А. Винокуров, K. Michał Pietrusiewicz, Sławomir Frynas, Michael Wiebcke, H. BUTENSCHOEN   +4 more
openalex   +1 more source

Nitrile Oxide, Alkenes, Dipolar Cycloaddition, Isomerization and Metathesis Involved in the Syntheses of 2-Isoxazolines. [PDF]

Molecules, 2023
Krompiec S, Lodowski P, Kurpanik-Wójcik A, Gołek B, Mieszczanin A, Fijołek A, Matussek M, Kaszuba K.   +7 more
europepmc   +1 more source

Design and Synthesis of Laser-Activatable Tetrazoles for a Fast and Fluorogenic Red-Emitting 1,3-Dipolar Cycloaddition Reaction

, 2013
Peng An, Zhipeng Yu, Qing Lin
openalex   +2 more sources

Synthesis of Some New 3-Pyrrolidinylquinoline Derivatives via 1,3-Dipolar Cycloaddition of Stabilized Azomethine Ylides to Quinolinyl α,β- Unsaturated Ketones

, 2010
International audienceN-Metallated azomethine ylide generated from methyl (E)-N-benzylideneglycinate, LiBr and triethylamine underwent cycloaddition to quinolyl α,β- unsaturated ketones with excellent diastereoselectivity to afford new functionalised 3 ...
Belfaitah, Ali, Benali-Cherif, N., Bouraiou, Abdelmalek, Carboni, Bertrand, Debache, Abdelmadjid, Rhouati, Salah   +5 more
core   +1 more source

Light-initiated 1,3-dipolar cycloaddition between dehydroalanines and tetrazoles: application to late-stage peptide and protein modifications. [PDF]

Chem Sci, 2023
Zhang M, He P, Li Y.
europepmc   +1 more source

Expanding Stereochemical and Skeletal Diversity Using Petasis Reactions and 1,3-Dipolar Cycloadditions

, 2010
Giovanni Muncipinto, Taner Kaya, Joshua Wilson, Naoya Kumagai, Paul A. Clemons, Stuart L. Schreiber   +5 more
openalex   +2 more sources