ESTETRA S.A. Patent applications |
Patent application number | Title | Published |
20140107358 | PROCESS FOR THE PRODUCTION OF ESTETROL INTERMEDIATES - The present invention relates to a process for the preparation of a compound of formula (I) said process comprising the steps of: a) reacting a compound of formula (II), with an acylating or a silylating agent to produce a compound of formula (III), wherein P | 04-17-2014 |
20140107091 | PROCESS FOR THE PRODUCTION OF ESTETROL INTERMEDIATES - The present invention relates to a process for the preparation of a compound of formula (I) comprising the steps of a) reacting a compound of formula (II) with a silylating or an acylating agent to produce compound of formula (III), wherein P | 04-17-2014 |