Found in sugar beets, needle shaped or large needle shaped crystals, usually containing Imol crystal water. The melting point of anhydrous substances is 97.5-98 ℃. Boiling point 303 ℃ (10 kPa, almost no decomposition). The relative density is 1.429. Easy to dissolve in water, alcohol, ether, and chloroform, slightly soluble in petroleum ether
The raw material for producing succinic anhydride is used as an initiator in the polymerization of synthetic resins and synthetic rubber.