Highly effectual synthesis of 4H-pyrano [2, 3-c] pyrazoles using N1, N1, N2, N2-tetramethyl-N1, N2-bis (sulfo) ethane-1, 2-diaminium trifluoroacetate as a dual-functional catalyst Mostafa Karami; Maryam Maghsoudi; Maria Merajoddin; Abdolkarim Zare Volume 2, Issue 4, Autumn 2019, Page 413-420 10.26655/AJNANOMAT.2019.4.4 View Article PDF 764.03 K
