Research Article
A Solvent-Free Protocol for the Green Synthesis of 5-Arylidene-2,4-thiazolidinediones Using Ethylenediamine Diacetate as Catalyst
Table 3
EDDA catalyzed synthesis of 5-arylidene-2,4-thiazolidinedionesa.
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aReaction condition: aldehyde (10 mmol), 2,4-thiazolidinedione (10 mmol), EDDA (0.5 mmol) at 80°C under solvent-free conditions. bIsolated yield. cReactions were carried out at 90°C. |