Boyd; Robson, Biochemical Journal, 1935, vol. 29, p. 546,549
作者:Boyd、Robson
DOI:——
日期:——
Polyfunctional pyrazoles 5*. preparative synthesis of 1-aryl-4-formylpyrazole- 3-carboxylic acids
作者:M. K. Bratenko、M. M. Barus、M. V. Vovk
DOI:10.1007/s10593-010-0451-z
日期:2009.12
Treatment of methyl pyruvate N-arylhydrazones with the Vilsmeier-Haack reagent gave methyl 1-aryl4- formylpyrazole-3-carboxylates, basic hydrolysis of which yielded the corresponding acids.
Raschen, Justus Liebigs Annalen der Chemie, 1887, vol. 239, p. 227
作者:Raschen
DOI:——
日期:——
Japp; Klingemann, Justus Liebigs Annalen der Chemie, 1888, vol. 247, p. 211,222