1,3-Acetonedicarboxylic acid CAS 542-05-2 is colorless needle crystal. Melting point 135 ℃ (decomposition). Soluble in water and alcohol, insoluble in chloroform and benzene, slightly soluble in ether and ethyl acetate.
Appearance White needle-like crystalsPurity,% ≥98
Loss on Drying,% ＜3
Heavy metal (pb) µg/g ＜20
Pharmaceutical intermediates for atropine, anisodamine and choline drug resistance.
25kg /40kg per fiber drum,6-7 tons per container.
Storage & Handling
Keep away from sources of ignition. No Smoking. Do not breathe vapor or mist. Avoid contact with skin, eyes, or clothing. Keep container tightly closed, in a well-ventilated place.Freezes (solidifies) at 18C.