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Charles J. Pedersen

American chemist
Charles John Pedersen was an American organic chemist best known for discovering crown ethers and describing methods of synthesizing them during his entire 42-year career as a chemist for DuPont at DuPont Experimental Station in Wilmington,... Wikipedia
Born: October 3, 1904, Busan, South Korea
Died: October 26, 1989 (age 85 years), Salem, NJ
Known for: Discovery of crown ethers Development of metal deactivators