Process for the manufacture of hydroxylated isoflavones
申请人:DSM IP Assets B.V.
公开号:US07820836B2
公开(公告)日:2010-10-26
A process for the preparation of hydroxylated isoflavones by reacting in a Hoesch reaction using an alkanoic acid alkyl ester as solvent a phenol with a phenylacetonitrile to yield a 1,2-diphenyl-ethanone and transforming the ethanone into an isoflavone by well-known methods.
Process for the Manufacture of Hydroxylated Isoflavones
申请人:Rüttimann August
公开号:US20090287001A1
公开(公告)日:2009-11-19
A process for the preparation of hydroxylated isoflavones by reacting in a Hoesch reaction using an alkanoic acid alkyl ester as solvent a phenol with a phenylacetonitrile to yield a 1,2-diphenyl-ethanone and transforming the ethanone into an isoflavone by well-known methods.