Howard Ensign Simmons Jr. (June 17, 1929 – April 26, 1997) was an American chemist with DuPont who discovered the

Simmons–Smith reaction The Simmons–Smith reaction is an organic reaction, organic cheletropic reaction involving an organozinc compound, organozinc carbenoid that reacts with an alkene (or alkyne) to form a cyclopropane. It is named after Howard Ensign Simmons, Jr. an ...

Biography

He was born on June 17, 1929. In 1952, Simmons received the

Charles Goodyear Medal The Charles Goodyear Medal is the highest honor conferred by the American Chemical Society, Rubber Division. Established in 1941, the award is named after Charles Goodyear, the discoverer of vulcanization, and consists of a gold medal, a framed ...

. In 1976, Simmons served as Chair of the Organic division of the

American Chemical Society The American Chemical Society (ACS) is a scientific society based in the United States that supports scientific inquiry in the field of chemistry. Founded in 1876 at New York University, the ACS currently has more than 155,000 members at all ...

. ACS Organic Division History.
- Retrieved 2018-9-24. He was a member of the

American Academy of Arts and Sciences The American Academy of Arts and Sciences (abbreviation: AAA&S) is one of the oldest learned societies in the United States. It was founded in 1780 during the American Revolution by John Adams, John Hancock, James Bowdoin, Andrew Oliver, a ...

, the National Academy of Sciences, and the

American Philosophical Society The American Philosophical Society (APS), founded in 1743 in Philadelphia, is a scholarly organization that promotes knowledge in the sciences and humanities through research, professional meetings, publications, library resources, and communit ...

. He died on April 26, 1997.

References

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External links

John D. Roberts and John W. Collette, "Howard Ensign Simmons, Jr.", Biographical Memoirs of the National Academy of Sciences (1999)
20th-century American chemists DuPont people 1929 births 1997 deaths National Medal of Science laureates People from Norfolk, Virginia Polymer scientists and engineers Massachusetts Institute of Technology alumni Scientists from Virginia Members of the American Philosophical Society {{US-chemist-stub