[EN] NEW PHOTOCHROMIC COMPOUNDS, METHOD OF PRODUCTION THEREOF AND INTERMEDIATE COMPOUNDS<br/>[FR] NOUVEAUX COMPOSÉS PHOTOCHROMES, LEUR PROCÉDÉ DE PRODUCTION ET COMPOSÉS INTERMÉDIAIRES
申请人:UNIV KAUNO TECH
公开号:WO2014035224A1
公开(公告)日:2014-03-06
The invention covers new compounds of the general formula (I) which exhibit enhanced photochromic properties as compared with known spiropyrans and can be used as molecular photoswitches. The method of production of new compounds and intermediates for preparation thereof are disclosed. ˙