Synthesis of 3-carbonyl pyrazole-5-phosphonates via 1,3-dipolar cycloaddition of Bestmann-Ohira reagent with ynones

Synthesis of 3-carbonyl pyrazole-5-phosphonates via 1,3-dipolar cycloaddition of Bestmann-Ohira reagent with ynones

Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Tetrahedron - Volume 70, Issue 34, 26 August 2014, Pages 5214-5220

Mukund M.D. Pramanik, Ruchir Kant, Namrata Rastogi,