Takeshi Umehara

Dynamic Covalently Bonded Rotaxanes Cross‐Linked by Imine Bonds between the Axle and Ring: Inverse Temperature Dependence of Subunit Mobility

Hidetoshi Kawai, Takeshi Umehara, Kenshu Fujiwara et al. · Angewandte Chemie International Edition · 2006 · 74 citations

Natural Sciences, Chemistry, Molecular Biophysics +14

Entropy- and Hydrolytic-Driven Positional Switching of Macrocycle between Imine- and Hydrogen-Bonding Stations in Rotaxane-Based Molecular Shuttles

Takeshi Umehara, Hidetoshi Kawai, Kenshu Fujiwara et al. · Journal of the American Chemical Society · 2008 · 69 citations

Natural Sciences, Chemistry, Molecular Physics +12

Dynamic Covalently Bonded Rotaxanes Cross‐Linked by Imine Bonds between the Axle and Ring: Inverse Temperature Dependence of Subunit Mobility

Hidetoshi Kawai, Takeshi Umehara, Kenshu Fujiwara et al. · Angewandte Chemie · 2006 · 32 citations

Natural Sciences, Chemistry, Molecular Biophysics +14

Effects of Axle‐Core, Macrocycle, and Side‐Station Structures on the Threading and Hydrolysis Processes of Imine‐Bridged Rotaxanes

Hiroyoshi Sugino, Hidetoshi Kawai, Takeshi Umehara et al. · Chemistry - A European Journal · 2012 · 16 citations

Pharmacy, Chemistry, Biomechanics +9

Metalloporphyrin-promoted rearrangement of 2-alkyloxaziridines.

Kohji Suda, Takeshi Umehara, Fumio Hino · Chemical and Pharmaceutical Bulletin · 1990 · 14 citations · Full text

Natural Sciences, Biochemistry, Chemistry +11