Hosomi was born in Osaka, Japan, in 1943 and educated at Kyoto University.
degrees from Kyoto University under the supervisor of Makoto Kumada in 1965, 1967 and 1970, respectively.
He worked with T. G. Traylor at the University of California, San Diego, during 1972-1974, as a visiting scientist.
Afterwards he was the director of the Chemical Analytical Center in 1991–1994, Dean of Graduate School of Chemistry in 1994–1996, Dean of Department of Chemistry and Regent, University of Tsukuba in 1996–1998, and Director of the Isotope Center, University of Tsukuba in 1998-2001.
[1] He received the 26th Chemical Society of Japan Award for Distinguished Young Chemists (Allylsilanes in Organic Synthesis) in 1977, the 6th Inoue Award for Science (Organic Synthesis Using Organosilicon Compounds) in 1990, the 39th Society of Synthetic Organic Chemistry Award, Japan (Fine Organic Synthesis Using Organometallics) in 1997, and the 55th Chemical Society of Japan Award (Development of New Reagents of Silicon and Related Metals and Application to the Practical Organic Synthesis) in 2003,[2] and the Society of Silicon Chemistry JAPAN Award 2012 (Development on New Reagents of Silicon and Related Metals and their Applications to Practical Organic Syntheses).
This reaction is carbon-carbon formation using allylsilanes with carbon electrophiles promoted by Lewis acid (A.Hosomi, and H. Sakurai, Tetrahedron Lett.