Palladium-catalyzed chelation-assisted ortho-tetra-acetoxylation of 1,3-diarylpyrazoles and 1,3-diarylindazoles
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Title
Palladium-catalyzed chelation-assisted ortho-tetra-acetoxylation of 1,3-diarylpyrazoles and 1,3-diarylindazoles
Author(s)
S H Kim; Sangku Lee; J Yu; J N Kim
Bibliographic Citation
Tetrahedron Letters, vol. 55, no. 34, pp. 4790-4794
Publication Year
2014
Abstract
Palladium-catalyzed chelation-assisted acetoxylation of 1,3-diarylpyrazoles has been carried out with phenyliodonium diacetate (PIDA) to obtain the corresponding ortho-tetra-acetoxylated pyrazoles in good yields.