Results 221 to 230 of about 37,807 (249)

Synthesis of Functionalized Pyrazoles via 1,3-Dipolar Cycloaddition of α-Diazo-β-ketophosphonates, Sufones and Esters with Electron-Deficient Alkenes.

The chemical record, 2017
T. Baiju, I. Namboothiri
semanticscholar   +1 more source

Efficient one-pot synthesis of substituted pyrazoles

Tetrahedron, 2013
Meng Tang, Fu-Min Zhang
exaly  

Regioselective palladium-catalyzed C H arylation of 4-alkoxy and 4-thioalkyl pyrazoles

Tetrahedron Letters, 2017
Laurent Gomez
exaly  

Fluoroalkyl-Substituted Diazomethanes and Their Application in a General Synthesis of Pyrazoles and Pyrazolines.

Chemistry, 2016
Lucas Mertens, Katharina J. Hock, R. Koenigs   +2 more
semanticscholar   +1 more source

Synthesis of 3,5‐Diphenyl‐1H‐Pyrazoles

Synthetic Communications, 2005
G N Qazi
exaly  

Pyrazoles

2018
openaire   +1 more source

Visible-Light Photocatalytic Aerobic Annulation for the Green Synthesis of Pyrazoles.

Organic Letters, 2016
Ya Ding, Te Zhang, Qiu-Yun Chen, Chunyin Zhu   +3 more
semanticscholar   +1 more source

Radical Addition of Hydrazones by α-Bromo Ketones To Prepare 1,3,5-Trisubstituted Pyrazoles via Visible Light Catalysis.

Journal of Organic Chemistry, 2016
Xiuwei Fan, Tao Lei, Chao Zhou, Qing-Yuan Meng, Bin Chen, C. Tung, Lizhu Wu   +6 more
semanticscholar   +1 more source

A mild and efficient method for halogenation of 3,5-dimethyl pyrazoles by ultrasound irradiation using N-halosuccinimides

Tetrahedron Letters, 2005
Helio A Stefani, Claudio M P Pereira, Rodolpho C Braga   +2 more
exaly  

A study of pyrazoles

Chemistry of Heterocyclic Compounds, 1970
I. I. Grandberg, S. B. Nikitina, V. A. Moskalenko, V. I. Minkin   +3 more
openaire   +1 more source