Figure 14. Reaction of Schiff’s bases with thioglycolic acid, thiomalic acid or acetic anhydride afforded novel heterocyclic derivatives 4-thiazolidinones (66a-c), 5-carboxymethyl- 4-thiazolidinones (67a-c)

From

Short Review on Synthesis of Thiazolidinone and β-Lactam

N. A. A. Elkanzi

World Journal of Organic Chemistry. 2013, 1(2), 24-51 doi:10.12691/wjoc-1-2-4