Synthesis of tetracyclic and pentacyclic phenothiazines<i>via</i>benzotriazole methodology
作者:Alan R. Katritzky、Samia Agamy、Baozhen Yang、Guofang Qiu
DOI:10.1002/jhet.5570360223
日期:1999.3
Treatment of 10-(benzotriazol-1-yl)alkylphenothiazine with electron-rich alkenes in the presence of zinc bromide gave tetracyclic phenothiazines 4 and 9 as well as pentacyclic phenothiazines 5, which have potential use in the pharmaceutical industry.