Chemistry Nobel prizes by year, annotated list

Field: natural products chemistry
YearNameLifeFieldMotivation
1915Richard Willstätter1872-1942natural products chemistry, organic chemistry"for his researches on plant pigments, especially chlorophyll"
1927Heinrich Wieland1877-1957natural products chemistry, organic chemistry"for his investigations of the constitution of the bile acids and related substances"
1928Adolf Windaus1876-1959natural products chemistry, organic chemistry"for the services rendered through his research into the constitution of the sterols and their connection with the vitamins"
1930Hans Fischer1881-1945natural products chemistry, organic chemistry"for his researches into the constitution of haemin and chlorophyll and especially for his synthesis of haemin"
1937Paul Karrer1889-1971natural products chemistry, organic chemistry"for his investigations on carotenoids, flavins and vitamins A and B2"
1937Norman Haworth1883-1950natural products chemistry, organic chemistry"for his investigations on carbohydrates and vitamin C"
1938Richard Kuhn1900-1967natural products chemistry, organic chemistry"for his work on carotenoids and vitamins"
1939Leopold Ruzicka1887-1976natural products chemistry, organic chemistry"for his work on polymethylenes and higher terpenes"
1939Adolf Butenandt1903-1995natural products chemistry, organic chemistry"for his work on sex hormones"
1947Sir Robert Robinson1886-1975natural products chemistry, organic chemistry"for his investigations on plant products of biological importance, especially the alkaloids"
1965Robert B. Woodward1917-1979natural products chemistry, organic chemistry"for his outstanding achievements in the art of organic synthesis"