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Howard Ensign Simmons Jr.
Simmons, Spring 1993, Wilmington, Delaware
Born	(1929-06-17)June 17, 1929 Norfolk, VirginiaUnited States
Died	April 26, 1997(1997-04-26) (aged 67)
Alma mater	Massachusetts Institute of Technology
Known for	Simmons–Smith reaction
Awards	Priestley Medal (1994) National Medal of Science (1992) Charles Goodyear Medal (1952)
Scientific career
Institutions	DuPont Central Research

Howard Ensign Simmons Jr. (June 17, 1929 – April 26, 1997) was an American chemist withDuPont who discovered theSimmons–Smith reaction.

He was born on June 17, 1929. In 1952, Simmons received theCharles Goodyear Medal.

In 1976, Simmons served as chair of the organic division of theAmerican Chemical Society.^[1] He was a member of theAmerican Academy of Arts and Sciences,^[2] theNational Academy of Sciences,^[3] and theAmerican Philosophical Society.^[4]

He died on April 26, 1997.

• "Howard Ensign Simmons Jr. 1929-1997".Michigan State University. Archived fromthe original on 2007-08-07.
• Edward G. Jefferson (1999)."Howard Ensign Simmons Jr. (17 June 1929–26 April 1997)"(PDF).Proceedings of the American Philosophical Society.143 (4):718–726. Archived fromthe original(PDF) on 16 August 2007.

• John D. Roberts and John W. Collette, "Howard Ensign Simmons, Jr.", Biographical Memoirs of the National Academy of Sciences (1999)

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