Rainer Philippson was a German

organic chemist Organic chemistry is a subdiscipline within chemistry involving the scientific study of the structure, properties, and reactions of organic compounds and organic materials, i.e., matter in its various forms that contain carbon atoms.Clayden, J.; ...

. He is known for inventing and patenting the synthesis of clocortolone with

Emanuel Kaspar Emanuel Kaspar (born 25 July 1915 in Berlin, died 6 February 1971 in Kamen) was a German organic chemist. He is known for inventing and patenting the synthesis of clocortolone with Rainer Philippson in 1973. The original assignee of the patent w ...

in 1973. The original assignee of the patent was

Schering AG Schering AG was a research-centered German multinational pharmaceutical company headquartered in Wedding, Berlin, which operated as an independent company from 1851 to 2006. In 2006, it was bought by Bayer AG and merged to form the Bayer subsi ...

. Philippson held a PhD (Dr.rer.nat.) and worked as a researcher at the

German Academy of Sciences at Berlin The German Academy of Sciences at Berlin, german: Deutsche Akademie der Wissenschaften zu Berlin (DAW), in 1972 renamed the Academy of Sciences of the GDR (''Akademie der Wissenschaften der DDR (AdW)''), was the most eminent research institution ...

(in

East Berlin East Berlin was the ''de facto'' capital city of East Germany from 1949 to 1990. Formally, it was the Allied occupation zones in Germany, Soviet sector of Berlin, established in 1945. The American, British, and French sectors were known as ...

) in the 1950s and 1960s.Tätigkeitsbericht der Forschungsgemeinschaft der Naturwissenschaftlichen, Technischen und Medizinischen Institute der Deutschen Akademie der Wissenschaften zu Berlin, 1960, p. 244 In the 1960s, he defected to

West Germany West Germany is the colloquial term used to indicate the Federal Republic of Germany (FRG; german: Bundesrepublik Deutschland , BRD) between its formation on 23 May 1949 and the German reunification through the accession of East Germany on 3 O ...

and joined Schering AG as a researcher. Philippson was also a co-inventor of several other patents held by Schering.

References

20th-century German chemists Organic chemists Schering people German Academy of Sciences at Berlin people Year of birth missing Year of death missing {{Germany-chemist-stub