This chiral reagent, also known as (−)-O,O′-Dibenzoyl-L-tartaric acid, presents as an off-white to orange to pale brown solid or crystalline powder. It is slightly soluble in Ethanol, Methanol and water. Store at refrigerated temperatures in a dry environment as this substance is hygroscopic and sensitive to moisture. (-)-Dibenzoyl-L-tartaric Acid is incompatible with oxidizing agents and can cause skin irritation and serious eye irritation. This chemical boils at 234 °C and has a melting point of 155°C.