Process for the preparation of meso-zeaxanthin

   
   

A process for the preparation of optically pure acetylenediols of the formulae R-I and S-I ##STR1## and their further reaction to give meso-zeaxanthin are described.

Un ## del ## di S-I e R-I delle formule dei acetylenediols puri otticamente la preparazione per di procedimento STR1 e loro ulteriore reazione per dare la meso-zeassantina sono descritti.

 
Web www.patentalert.com

< Communicative glove containing embedded microchip

< Interfacial and edge seals for unitized electrode assemblies of fuel cell stack assembly

> Method for manufacturing a foam panel

> Monopolar cell pack of proton exchange membrane fuel cell and direct methanol fuel cell

~ 00115