Regioselective One-Step Synthesis of Pyrazoles from Alkynes and N-Tosylhydrazones: [3+2] Dipolar Cycloaddition/[1,5] Sigmatropic Rearrangement Cascade

Autor: M. Carmen Pérez-Aguilar, Carlos Valdés
Rok vydání: 2013
Předmět:
Zdroj: Angewandte Chemie International Edition. 52:7219-7223
ISSN: 1433-7851
DOI: 10.1002/anie.201301284
Popis: A novel, simple, and general method for the synthesis of 3,4,5- and 1,3,5-pyrazoles is very straightforward and applies readily available starting materials.
Databáze: OpenAIRE