Process for preparing isoflavones

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专利权人:

DSM IP ASSETS B.V.

发明人:

DAVID CARL BURDICK

申请号：

BR0209157

公开号：

BRPI0209157B1

申请日:

2002.04.19

申请国别(地区):

BR

年份:

2015

代理人:

摘要：

The invention relates to a process for the preparation of 2H-isoflavones which process comprises the reaction of a 2-hydroxyaryl alkyl ketone in the presence of a base with a formic-sulfuric anhydride salt which reaction is followed by neutralization. The procedure is especially suitable for the preparation of genistein.

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