OPTICALLY ACTIVE CHROMAN AND THIOCHROMAN DERIVATIVES
申请人:CHUGAI SEIYAKU KABUSHIKI KAISHA
公开号:EP1241165A1
公开(公告)日:2002-09-18
The present invention includes a compound having the following general formula (1):
in which
Xrepresents an oxygen atom or a sulfur atom,
mrepresents an integer of 2 to 14, and
nrepresents an integer of 2 to 7,
or hydrates or pharmaceutically acceptable salts thereof. The compound of general formula (1) is advantageous in pharmaceutical use because of its far superior anti-estrogenic activity over the corresponding racemic mixture.