1. Research Center of Green Catalysis College of Chemistry Zhengzhou University 100 Science Road Zhengzhou 450001 P. R. China
2. College of Science Henan Agricultural University 95 Wenhua Road Zhengzhou 450002 P. R. China
3. Institute of Chemical Industry of Forest Products CAF National Engineering Lab for Biomass Chemical Utilization, 16 Suojinwucun Nanjing 210042 P. R. China
4. Department of Chemistry The Women University Kutchery Campus, L.M.Q. Road Multan 66000 Pakistan