 He received a Ph.D. in 1951, based on his work on the condensation of terpenes with formaldehyde (Prins reaction) unter the direction of Heinrich Wienhaus.Ohloff began his career in 1951 with in Miltitz near Leipzig, at that time the most renowned flavor and fragrance company.In 1953 he left Eastern Germany to take a position with Dragoco, Holzminden.