a College of Science, Behbahan Khatam Alanbia University of Technology, Behbahan, Iran;
b Department of Chemistry, Gachsaran Branch, Islamic Azad University, Gachsaran, Iran
Abstract:
Poly(4-vinylpyridine) is reported as a green, commercial available and efficient basic recyclable catalyst for the synthesis of chromene derivatives. This catalyst can be easily recovered by simple filtration and recycled up to 5 consecutive runs without any loss of its efficiency.