申请人:Merck Patent Gesellschaft mit beschrankter Haftung
公开号:US05723614A1
公开(公告)日:1998-03-03
Benzofurans of the formula I ##STR1## and their salts in which R.sup.1, R.sup.2 and X have the meanings indicated in claim 1, are suitable as intermediates in the synthesis of medicaments and show effects on the central nervous system.
申请人:Merck Patent Gesellschaft mit beschrankter Haftung
公开号:US05977112A1
公开(公告)日:1999-11-02
Benzofurans of the formula I ##STR1## and their salts in which R.sup.1, R.sup.2 and X have the meanings indicated in claim 1, are suitable as intermediates in the synthesis of medicaments and show effects on the central nervous system.