Gen Koga

A one-step and chemoselective conversion of silyl-protected alcohols into the corresponding acetates

Takeshi Oriyama, Mihoko Oda, Junko Gono et al. · Tetrahedron Letters · 1994 · 34 citations

Natural Sciences, Chemistry, Catalysis +9

Preparation of and dynamic gearing in cis-1,2-bis(9-triptycyl)ethylene

Yuzo Kawada, Hiromi Sakai, Makoto Oguri et al. · Tetrahedron Letters · 1994 · 33 citations

Natural Sciences, Materials Science, Organic Chemistry +2

Bis(9-triptycyl)amines, a missing link between the corresponding methanes and ethers. An unconventional synthesis and influence of nitrogen configurational inversion on the coupled disrotatory trajectory

Yuzo Kawada, Hiroshi Yamazaki, Gen Koga et al. · The Journal of Organic Chemistry · 1986 · 28 citations

Natural Sciences, Chemistry, Catalysis +8

Tin(II) Bromide - Acetyl Bromide: A Mild and Efficient Reagent for Direct Conversion of Alcohol Benzyl Ethers into Acetates

Takeshi Oriyama, M. KIMURA, Mihoko Oda et al. · Synlett · 1993 · 28 citations

Natural Sciences, Chemistry, Catalysis +8

Convenient Methods for the Direct Conversion of Tetrahydropyranyl Ethers into Silyl-protected Alcohols and for the Removal of Tetrahydropyranyl Group

Takeshi Oriyama, Kaori Yatabe, Satomi Sugawara et al. · Synlett · 1996 · 26 citations

Natural Sciences, Chemistry, Green Chemistry +9