Condensation of phenols with aromatic α-hydroxyiminonitriles or α-oxonitriles under Hoesch reaction conditions leads to derivatives of 5a-amino-5a,10b-dihydrobenzofuro[2,3-b]benzofuranols.
在 Hoesch 反应条件下,
苯酚与芳香族 δ-hydroxyiminonitriles 或 δ-oxonitriles 缩合,可生成 5a-amino-5a,10b-dihydrobenzofuro[2,3-b]benzofuranols 衍
生物。