PROCESS FOR THE PREPARATION OF NITRO-BENZOFURAN DERIVATIVES

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专利权人:

SANOFI-AVENTIS

发明人:

FREDERIC BAILLY,PHILIPPE VAYRON

申请号：

FR1055951

公开号：

FR2963006B1

申请日:

2010.07.21

申请国别(地区):

FR

年份:

2013

代理人:

摘要：

The disclosure relates to a process for preparing benzofuran derivatives of general formula I: in which R, R1, and R2 are as defined in the disclosure； by coupling the hydroxylamine with a diketone of general formula III: in order to form an oxime that is then cyclized by heating in order to form the desired compound.

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