Water mediated and Baker’s yeast accelerated novel synthetic protocols for tetrahydrobenzo[a]xanthene-11-ones and pyrazolo[3,4-b]quinolines
作者:Anusaya S. Chavan、Arun S. Kharat、Manisha R. Bhosle、Sambhaji T. Dhumal、Ramrao A. Mane
DOI:10.1080/00397911.2021.1913606
日期:——
and baker’s yeast catalyzed, efficient synthetic routes have been first time developed for multicomponent cyclocondensations leading to bioactive tetrahydrobenzo[a]xanthene-11-ones (4a–h) and pyrazolo[3,4-b]quinolines (7a–i). The developed protocols are conducted at roomtemperature and gave better to excellent yields of the titled compounds. The biocatalytical resource, activated baker’s yeast is readily