3,3,20,20-Bis(ethylene-dioxy)-17α-hydroxy-5α,10α-epoxy-19-norpregna-9(11)-ene

3,3,20,20-Bis(ethylene-dioxy)-17α-hydroxy-5α,10α-epoxy-19-norpregna-9(11)-ene (CAS 54201-83-1) is a steroid intermediate used in the synthesis of ulipristal acetate, supplied at 93% (HPLC) or 98% purity by Shanghai Utopharm Co., Ltd. in pharmaceutical grade under Chinese Pharmacopoeia (ChP) reference. The supplier trades rather than manufactures the compound directly, offers samples, and distributes it to North America, Europe, Asia, the Middle East and Africa.