PROCESS FOR THE PREPARATION OF ADAPALENE AND RELATED COMPOUNDS
申请人:PUIG SERRANO Jordi
公开号:US20130030214A1
公开(公告)日:2013-01-31
The invention provides an improved process for the preparation of a benzonaphthalene derivative including, in particular, the manufacture of high purity adapalene. The invention further includes a method for assessing the color of adapalene by means of a quantitative colorimetric measurement of the produced adapalene.