Photoisomerisation of diaminated derivatives of 2,5-dimethyl-1,4-benzoquinone (p-xyloquinone) gives rise to benzoxazolines. The scope of this reaction, which affords new neterocyclic ring systems, is investigated.
2,
5-二甲基-1,4-苯醌的对位衍
生物的光异构化(
对二甲苯醌)产生
苯并恶唑啉。研究了该反应的范围,该反应提供了新的杂环环系统。