Herbert C. Brown

Herbert C. Brown (May 22, 1912 – December 19, 2004) was a British-born American chemist renowned for his groundbreaking contributions to organic synthesis, particularly through the development of organoboron reagents that revolutionized the field of stereospecific reactions. Born in London to Ukrainian Jewish immigrant parents, Brown moved to Chicago with his family in 1914, where he grew up amid economic challenges following his father's death, eventually earning a B.S. in 1936 and a Ph.D. in 1938 from the University of Chicago under Hermann Irving Schlesinger. He married Sarah Baylen in 1937, with whom he had one son, and the couple remained together until her death in 2005.

Brown's early research focused on the chemistry of nonmetallic elements, leading to the co-discovery of sodium borohydride in 1940, a versatile reducing agent still widely used today. In 1943, he joined Wayne State University as an assistant professor, but his career flourished after moving to Purdue University in 1947, where he became a full professor and later the Wetherill Research Professor, mentoring hundreds of students and postdocs, including future Nobel laureates Ei-ichi Negishi and Akira Suzuki. His most transformative work began in the 1950s with the invention of hydroboration, a method for adding borane across double bonds in alkenes to produce organoboranes, enabling precise control over molecular stereochemistry and facilitating the synthesis of complex pharmaceuticals like Prozac and Lipitor. This innovation earned him half of the 1979 Nobel Prize in Chemistry, shared with Georg Wittig, for advancing boron- and phosphorus-containing reagents in organic synthesis.

Herbert C. Brown was born Herbert Brovarnik on May 22, 1912, in London, England, to Ukrainian Jewish immigrants Charles Brovarnik and Pearl Gorinstein, who had fled to London in 1908 to escape pogroms and other persecutions in the Ukraine and Russia. With the outbreak of World War I, the family immigrated to the United States in June 1914, settling in a working-class neighborhood on Chicago's South Side, where they lived above the hardware store opened by Brown's father. Charles Brovarnik, a trained cabinet maker and carpenter, managed the store, while Pearl Gorinstein handled the household amid the challenges of raising four children, including Brown's sisters Ann, Sophie, and Riva.