Process for preparing high purity 3-alpha-7-beta-dihydroxycholanic acid
申请人:ERREGIERRE INDUSTRIA CHIMICA Spa
公开号:EP0386538A2
公开(公告)日:1990-09-12
A process for preparing 3-alpha-7-beta-dihydroxycholanic acid from a crude product containing up to 15% by weight of 3-alpha-7-alpha-dihydroxycholanic acid and up to 1% by weight of 3-alpha-hydroxycholanic acid, by esterifying with methanol, crystallizing from an aromatic solvent and recrystallizing from a mixture of methanol, aromatic solvent and water.
POLYMERIC BILE ACID DERIVATIVES INHIBIT HEPATITIS B AND D VIRUS AND NTCP TRANSPORT
申请人:Huahui Health Ltd.
公开号:US20170266206A1
公开(公告)日:2017-09-21
The invention provides for treating HBV or HDV infection or inhibiting human sodium taurocholate co-transporting polypeptide (hNTCP) with a polymeric bile acid or salt thereof, and pharmaceutical compositions comprising a polymeric bile acid or salt thereof, and a second HBV or HDV medicament.