Synthetic methods of naphthopyran compounds

The invention provides synthetic methods of naphthopyran compounds. According to the methods, 2-naphthol compounds and aryl terminal alkyne compounds are taken as the raw materials, 2,3-dichloro-5,6-dicyano-1,4-benzoquinone is taken as an oxidizing agent and a BF3*Et2O solution is taken as a catalys...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAN LIBIAO, ZHOU YONGBO, DONG JIANYU, YIN SHUANGFENG, JI XUYU, LIU LONG
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
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