Figure 20. Reaction of 2-[(4-carbethoxymethylthiazol-2-yl)imino]-4-thiazolidinones (92a-c) with formaldehyde and various secondary amines to give 93a-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