PROCESS FOR THE SYNTHESIS OF (2E, 4E, 6Z, 8E)-8-(3,4-DIHYDRONAPHTHALEN-1(2H)-YLIDENE)-3,7-DIMETHYLOCTA-2, 4, 6-TRIENOIC ACID

摘要

This invention relates to a novel method for the synthesis of (2E,4E,6Z,8E)-8-(3,4-dihydronaphthalen-1(2H)-ylidene)-3,7-dimethylocta-2,4,6-trienoic acid. In particular, the invention relates to several improvements in several individual steps of the multi-step synthesis scheme