Naphthalenediols, 1- and 2-naphthols, and phenols in the presence of nano ZnO as catalyst and water as green solvent react with methylenemalononitrile, generated in situ from aldehyde and malononitrile, to yield 2-amino-4H-chromenes.
科研之友
微信
新浪微博
Facebook
分享链接
