Diethyl L-malate CAS 691-84-9

1. Diethyl L-malate CAS 691-84-9 is widely utilized in organic synthesis as a versatile building block, particularly in the stereoselective synthesis of biologically active molecules like crucigasterin A .
2. Diethyl L-malate serves as a key reagent in enantioselective synthesis and chiral chemistry to study and produce optically active compounds .
3. Diethyl L-malate is an intermediate in the Tricarboxylic Acid (TCA) cycle and is used in research to investigate metabolic pathways and the synthesis of pharmaceutical precursors .

1. Store Diethyl L-malate CAS 691-84-9 in a tightly sealed container in a cool, dry place, protected from light, and at room temperature or under long-term cool storage conditions .
2. Keep Diethyl L-malate away from strong oxidizing agents and sources of ignition, as it is a combustible liquid .
3. Handle Diethyl L-malate using appropriate personal protective equipment including chemical-resistant gloves and safety goggles, and use in a well-ventilated area .

1. Isolate the spill area, eliminate all ignition sources, and contain liquid Diethyl L-malate CAS 691-84-9 using dry inert absorbent material like sand, preventing entry into drains or waterways .
2. Collect absorbed Diethyl L-malate  into sealed, labeled containers for disposal according to environmental regulations .
3. Personnel cleaning Diethyl L-malate spills must wear suitable protective equipment and ensure adequate ventilation during cleanup .

1. Diethyl L-malate CAS 691-84-9 is a combustible liquid (H227) with a flash point requiring precaution, and is classified with GHS signal word "Warning" .
2. Diethyl L-malate may cause skin, eye, and respiratory irritation; combustion produces toxic fumes including carbon oxides .
3. Diethyl L-malate is considered non-hazardous for transport by some regulations and is for research use only, not for human or veterinary use .