Dehydroisoandrosterone (DHEA) Synonyms: 3beta-Hydroxy-5-androsten-17-one; Dehydroepiandrosterone; trans-Dehydroandrosterone; Prasterone; Hydroxyandrostenone; Dehydroepian drosterone; CAS: 53-43-0 EINECS: 200-175-5 Assay: 98% min. Packing: foil bag or tin. Delivery: Express courier. Character: White crystalline powder. Melting point 149-151 ℃. Soluble in benzene, ethanol, ethyl ether, insoluble in chloroform, petroleum ether. Usage: pharmaceutical intermediates, For the production of steroidal hormone drugs and contraceptives, the main raw material. Downstream products acetylene progesterone.