Synthesis of [1]Benzopyrano[2,3,4-kl]acridin-3-ol and Its Analogues as Pentacyclic Compounds.
作者:Hidetoshi FUJIWARA、Kouki KITAGAWA
DOI:10.1248/cpb.48.1380
日期:——
A new heterocyclic compound, [1]benzopyrano[2, 3, 4-kl]acridin-3-ol was synthesized by cyclization of xanthone derivatives. The key compound, 1-(3'-methoxyanilino)-xanthone, was prepared from 1-aminoxanthone. [1]benzopyrano[2, 3, 4-kl]acridin-3-ol analogues, [1]benzothiopyrano[2, 3, 4-kl]acridin-3-ol, pyrido[3', 2' : 5, 6]pyrano[2, 3, 4-kl]acridin-3-ol and pyrido[3', 2' : 5, 6]thiopyrano[2, 3, 4-kl]acridin-3-ol were synthesized by the same method.
通过氧杂蒽酮衍生物的环化合成了一种新的杂环化合物[1]苯并吡喃并[2,3,4-kl]吖啶-3-醇。关键化合物 1-(3'-甲氧基苯胺基)-呫吨酮是由 1-氨基呫吨酮制备的。 [1]苯并吡喃并[2, 3, 4-kl]吖啶-3-醇类似物、[1]苯并噻喃并[2, 3, 4-kl]吖啶-3-醇、吡啶并[3', 2' : 5, 6用同样的方法合成了]吡喃并[2, 3, 4-kl]吖啶-3-醇和吡啶并[3', 2' : 5, 6]噻喃并[2, 3, 4-kl]吖啶-3-醇。