A PROCESS FOR THE PREPARATION OF 6 ALFA-FLUORO STEROIDS BY ISOMERISATION OF 6.BETA.-FLUOROSTEROIDS
申请人:Farmabios S.p.A.
公开号:EP1497310A2
公开(公告)日:2005-01-19
Process for the preparation of 6alpha-fluoro steroids by isomerisation of 6beta-fluorosteroids
申请人:Cainelli Gianfranco
公开号:US20050192437A1
公开(公告)日:2005-09-01
The process for the preparation of 6α-fluoro steroids, comprising the reaction of the corresponding 6β-fluoro steroids, or of 6α/6β isomeric mixtures with an organic base having a diazo iminic group, in a suitably selected organic solvent, is described.
[EN] A PROCESS FOR THE PREPARATION OF 6alpha-FLUORO STEROIDS BY ISOMERISATION OF 6beta-FLUOROSTEROIDS<br/>[FR] PROCEDE DE PREPARATION DE 620031009
申请人:FARMABIOS SRL
公开号:WO2003082896A2
公开(公告)日:2003-10-09
The process for the preparation of 6α-fluoro steroids, comprising the reaction of the corresponding 6β-fluoro steroids, or of 6α/6β isomeric mixtures with an organic base having a diazo iminic group, in a suitably selected organic solvent, is described.