A Convenient Synthesis of 1-Aryl-Δ2-1,2,4-Triazolin-5-Ones From Arylhydrazines
暂无分享，去创建一个
Abstract 1-Aryl-1,2,4-triazolin-5-ones are prepared from arylhydrazones of α-keto acids by treatment with diphenylphosphoryl azide.
[1] T. J. Katz,et al. Sandwiches of iron and cobalt with pentalene , 1972 .
[2] H. Neunhoeffer,et al. α‐Hydrazonocarbonsäureazide, I Aliphatische α‐Hydrazonocarbonsäureazide , 1969 .