Director of acad.A.Guliyev Institute of Chemistry of Additives of ANAS, academician Vagif Farzaliyev has been invited to the 9th World Congress on Chemistry and Medicinal Chemistry which will be held in Prague, Czech Republic, on May 13-14, 2019. It should be noted that academician Farzaliyev was requested to act as a keynote speaker at this prestigious event.