頁籤選單縮合
題 名 | Reactions of 4-Hydrazinocarbonylmethylene 3-Arylsydnones and 3-(4-Hydrazinocarbonylphenyl) Sydnones |
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作 者 | 林孝道; 楊美玲; 田憲儒; | 書刊名 | Journal of the Chinese Chemical Society |
卷 期 | 46:1 1999.02[民88.02] |
頁 次 | 頁63-68 |
分類號 | 340 |
關鍵詞 | Hydrazinocarbonylphenylsydnones; Cyclization; Oxadiazoles; Dihydropyrroles; Pyrroles; Tautomerization; |
語 文 | 英文(English) |
英文摘要 | The phenyl ring of 3-(4-hydrazinocarbonylphenyl)sydnone activates a hydrazinocarbonyl group to undergo a series of reactions for preparing heterocyclic compounds including oxadiazoles, dihydropyrroles, and pyrroles. However, the hydrazinocarbonyl group on the C(4)-CH□ resists a cyclization under the same reaction conditions. |
本系統中英文摘要資訊取自各篇刊載內容。