"Karrer." YourDictionary, n.d. Web. 14 January 2019. <https://www.yourdictionary.com/karrer>.
Karrer. (n.d.). Retrieved January 14th, 2019, from https://www.yourdictionary.com/karrer
Russian-born Swiss chemist who researched the structure of carotene, which led to important discoveries concerning vitamin A. He also described the structures of riboflavin and vitamins E and K. For these achievements, he shared with British chemist Sir Norman Haworth the 1937 Nobel Prize for chemistry.