Preparation of Sydnone-4-carboxamide Oximes and Their Conversion into 4-(1,2,4-Oxadiazol-3-yl)sydnones
Autor: | Yeh, Mou-Yung, Nonaka, Tsutomu, Goto, Takushi, Hsu, Ming-Ching, Fuchigami, Toshio, Tien, Hsien-Ju |
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Zdroj: | Bulletin of the Chemical Society of Japan; November 1983, Vol. 56 Issue: 11 p3535-3536, 2p |
Abstrakt: | 3-Arylsydnone-4-carboxamide oximes (2) were prepared from the corresponding 3-arylsydnone-4-carbonitriles and hydroxylamine in high yields. The amide oximes 2reacted with orthoesters to give 3-aryl-4-(1,2,4-oxadiazol-3-yl)sydnones. |
Databáze: | Supplemental Index |
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