2-Mercapto-S-thiobenzoylacetic acid (S-(Thiobenzoyl)thioglycolic acid) is an organosulfur compound widely used in coordination chemistry and polymer synthesis. This dithioester derivative features a melting point of 125-127°C and boiling point of 375.5±44.0°C (predicted), with a density of 1.379±0.06 g/cm³. As a key ligand for metal complexes, it enables catalytic applications in CO₂ fixation and multi-component reactions. The compound shows solubility in acetone (25 mg/mL) and should be stored below 30°C protected from light. Safety precautions include skin/eye protection (GHS07) due to its irritant properties (H315-H319).
