How Important is the Metal-free Catalytic Knoevenagel Reaction in Medicinal Chemistry? An Updated Review
Mechanism study and preparing (hetero)arylidene malononitriles through a greener and scalable catalytic strategy
Poly (4-vinylpyridine) iodonium triiodide: A new efficient catalyst for the synthesis of 3, 3-diheteroaromatic oxindole analogues
An overview of metal-free sustainable nitrogen-based catalytic knoevenagel condensation reaction