Tetrahedron Letters p. 5281 - 5284 (1988)
Update date:2022-08-03
Topics:
Kamitori, Yasuhiro
Hojo, Masaru
Masuda, Ryoichi
Ohara, Seiji
Kawasaki, Kazuyoshi
Yoshikawa, Naohiro
Several 4-trifluoromethyl-1-alkylpyrazoles were synthesized in good yields by trifluoroacetic anhydride-pyridine induced cyclization reaction of acylhydrazones prepared from aldehyde dialkylhydrazones and trifluoroacetic anhydride.
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