摘要
An efficient synthesis of thiazines from the three component reactions between dialkyl acetylenedicarboxylates, arylisothio- cyanates and N-nucleophiles at room temperature in water as the solvent is described.
An efficient synthesis of thiazines from the three component reactions between dialkyl acetylenedicarboxylates, arylisothio- cyanates and N-nucleophiles at room temperature in water as the solvent is described.