Microwave Assisted Multi-component Synthesis of 4Hchromene Derivatives by Nano-coconut Shell-BF3 as a New Heterogeneous Catalyst

Subject Areas : Polymer

Hamid Reza Molaei ¹ , Bahareh Sadeghi ²

1 - Department of Chemistry, Yazd Branch, Islamic Azad University, Yazd, Iran
2 - Department of Chemistry, Yazd Branch, Islamic Azad University, Yazd, Iran

Received: 2018-12-22 Accepted : 2018-12-22 Published : 2019-01-01

Keywords: Multi-component reaction, 4H-chrmoene, Boron trifluoride, Nano-catalyst, Coconut shell,