Process for the preparation of 9,9-bis-(4-hydroxyphenyl)fluorene.
摘要
<p>The invention relates to an improved process for the preparation of 9,9-bis-(4-hydroxyphenyl)fluorene by condensation of phenol and fluorenone and to the subsequent process for isolating the pure product. </p>
申请公布号
EP0502253(B1)
申请公布日期
1995.03.15
申请号
EP19910121045
申请日期
1991.12.09
申请人
RUETGERSWERKE AKTIENGESELLSCHAFT
发明人
ORTH, WINFRIED, DR.;PASTOREK, EMMERICH, DR.;WEISS, WOLFGANG, DR.;KLEFFNER, HANS WERNER, DR.
