1, 3??Dipolar Cycloaddition Reactions with 1, 2, 3??Triazinium Ylides

M Maettner, H Neunhoeffer

Index: Maettner, Michael; Neunhoeffer, Hans Synthesis, 2003 , # 3 p. 413 - 425

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Citation Number: 2

Abstract

Abstract 1, 3-Dipolar cycloadditions were carried out with 1, 2, 3-triazinium 2- dicyanomethylylides 4 and deprotonated 2-ethyl-1, 2, 3-triazinium salts 2. Pyrazolo [2, 1-a]- and pyrazolo [1, 2-b][1, 2, 3] triazines 5 and 9 were synthesized, representing new