New flexible synthesis of pyrazoles with different, functionalized substituents at C3 and C5
DB Grotjahn, S Van, D Combs, DA Lev…
Index: Falorni, Massimo; Lardicci, Luciano; Giacomelli, Giampaolo Gazzetta Chimica Italiana, 1987 , vol. 117, # 1 p. 7 - 10
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Citation Number: 100
Abstract
... Volume: Page: ... Especially attractive was the report of Giacomelli et al., 47 in which alkynyl ketones were constructed by Pd- and Cu-catalyzed ... The slower reactions can be accelerated so that consumption of alkyne is complete within 1 day by using 0.5−1.0% Pd ...
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