A novel multicomponent Zr-catalyzed synthesis of functionalized pyrano[3,2-b]pyrrole derivatives
作者:Saman Damavandi、Reza Sandaroos、Gholam Hossein Zohuri、Saied Ahmadjo
DOI:10.1007/s11164-012-0965-3
日期:2014.1
A novel, efficient, and rapid procedure, one-pot condensation of 3-hydroxypyrrole, malononitrile, and aromatic aldehydes, with 10 mol % bis[N-(3,5-dicumylsalicylidene)anthracylaminato]zirconium(IV) dichloride as catalyst, in the presence of ultrasonic irradiation, has been developed for synthesis of 5-amino-7-aryl-6-cyano-4H-pyrano[3,2-b]pyrrole derivatives.
一种新颖、高效、快速的方法,即用 10 mol ;%的双[N-(3,5-二金酰基水杨醛)蒽基氨基]二氯化锆作为催化剂,在超声波辐照下合成 5-氨基-7-芳基-6-氰基-4H-吡喃并[3,2-b]吡咯衍生物。