The thesis is mainly consists of five chapters. Chapter one is mainly about the synthesis and application research of 4-thiazolidinones in the recent years; Chapter two is mainly about the systhesis of N-subtituted thioureas in the task-specific ionic liquids. Chapter three is about the systhesis of 3-alkyl-2-benzoylimino-4-thiazol-idinones and their structure study; Chapter four is about the study of the tautomerism and structure of 2-alkylimino-4-thiazolidinones.
Chapter one made a minireview of the ...