作者:Olga Petina、Igor Yakovlev、Detlef Geffken
DOI:10.1055/s-0032-1316851
日期:——
4-hydroxy-2-(phenylethynyl)-6H-1,3-oxazin-6-ones; and the reaction of arylpropynamides with disubstituted malonyl chlorides furnished open-chain arylpropenamides exclusively. Synthesis of arylpropynamides and their reactions with different malonic acid derivatives is described. Treatment of arylpropynamides with unsubstituted malonyl chloride furnished N-(3-arylprop-2-ynoyl)-6-chloro-4-hydroxy-2-oxo-2H-pyran-3-carboxamides;
摘要 描述了芳基丙炔酰胺的合成及其与不同丙二酸衍生物的反应。未取代的丙二酰氯配arylpropynamides的治疗ñ - (3- arylprop -2-炔酰基)-6-氯-4-羟基-2-氧代-2- ħ -吡喃-3-羧酰胺; 将单取代的丙二酰氯或其衍生物(氯羰基)乙基乙烯酮与芳基丙炔酰胺反应,得到4-羟基-2-(苯基乙炔基)-6 H -1,3-恶嗪-6-酮;芳基丙酰胺与二取代的丙二酰氯的反应仅提供开链芳基丙烯酰胺。 描述了芳基丙炔酰胺的合成及其与不同丙二酸衍生物的反应。未取代的丙二酰氯配arylpropynamides的治疗ñ - (3- arylprop -2-炔酰基)-6-氯-4-羟基-2-氧代-2- ħ -吡喃-3-羧酰胺; 将单取代的丙二酰氯或其衍生物(氯羰基)乙基乙烯酮与芳基丙炔酰胺反应,得到4-羟基-2-(苯基乙炔基)-6 H -1,3-恶嗪-6-酮;芳基丙酰胺与二取代的丙二酰氯的反应仅提供开链芳基丙烯酰胺。