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Nobel Chemistry: Life's Mirror Image Mystery Solved
7 Oct
Summary
- Kagan and Soai awarded Nobel Prize for asymmetric synthesis.
- Their work explains how life's homochirality emerges spontaneously.
- Discoveries are vital for pharmaceutical development and drug design.
The 2026 Nobel Prize in Chemistry has been awarded to Henri Kagan and Kenso Soai for their pivotal contributions to asymmetric organic synthesis, specifically addressing the emergence of homochirality. This scientific achievement finally explains how life's inherent preference for one molecular mirror image, known as homochirality, can arise spontaneously.
For decades, scientists struggled to understand why biological molecules exist in only one of two mirrored forms, akin to left and right hands. Kagan's early work in 1986 offered new methods to create an excess of one mirror image. Soai further advanced this in 1995 and by 2003, successfully demonstrated a reaction producing exclusively one mirror image, a feat previously only observed in nature.
Their discoveries have profound implications for the pharmaceutical industry. By enabling chemists to control the production of specific molecular mirror images, their research is instrumental in designing effective medicines. The Nobel Committee recognized these breakthroughs as decisive for creating drugs that interact precisely with biological systems.
Henri Kagan, born in 1930 in France, is Professor Emeritus at Université Paris-Sud. Kenso Soai, born in 1950 in Japan, is Professor Emeritus at Tokyo University of Science. The prize includes a shared award of 12 million Swedish kronor.
