Henri B. Kagan
Chemistry · Oct 7, 2026

Henri B. Kagan

“for the discovery of non-linear effects and autocatalysis in asymmetric organic synthesis”

Born
Boulogne-Billancourt, France, 1930
Age at award
95
Affiliation at award
Université Paris-Sud, Orsay
Key work

“Nonlinear effects in asymmetric synthesis,” Journal of the American Chemical Society, 1986

Career

  1. 1954Graduates from the École nationale supérieure de chimie de Paris, after the Sorbonne
  2. 1960PhD under Jean Jacques at the Collège de France, on steroid chemistry and stereochemistry
  3. ThenResearch associate with Alain Horeau
  4. 1968Sets up his lab at Orsay. Stays at Paris-Sud for nearly four decades
  5. 1986Finds a way to get more of one mirror-image molecule than anyone thought possible
  6. 1999Becomes emeritus professor
  7. 2001Wolf Prize in Chemistry, with Ryōji Noyori and K. Barry Sharpless

Lesser-known facts

  • Born to a Jewish family that survived World War II hiding in a village in southern France under assumed names.
  • The oldest laureate of 2026, at 95.
  • Still active as a visiting lecturer, author and mentor to young chemists.
  • His discoveries have had a far-reaching impact on the pharmaceutical industry.

Mentors and collaborators

Doctoral advisor
Jean Jacques
Early mentor
Alain Horeau
Co-laureate
Kenso Soai, who took the next step after Kagan's 1986 discovery

Earlier honors

Wolf Prize (2001), Tetrahedron Prize, Prelog Medal, Bower Award (2005), French Academy of Sciences, Chevalier of the Légion d'honneur

The call · Out of reach
Reporters couldn't reach him. His daughter spoke instead: the creativity of his work “opened up new avenues for research.”
The wait
40 years

From Non-linear effects in 1986 to the chemistry prize in 2026.

2026 Nobel Prize winners

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