Chiral recognition and efficient enantiopurification of l -lactic acid by diastereomeric crystallization

Key Points

• The aim is to explore a new method for efficiently purifying l-lactic acid through chiral recognition.
• Utilized diastereomeric crystallization for l-lactic acid.
• Integrated techniques for recycling solvent and resolving agents.
• Achieved highly enantioselective purification through the method.
• Recycling processes demonstrated significant resource efficiency.