1
Seiji Yoshikawa, Eita Emori, Fumiyoshi Matsuura, Richard Clark, Hironori Ikuta, Nobuyuki Yasuda, Tadashi Nagakura, Kazuto Yamazaki, Mika Aoki: Xanthine derivative and DPPIV inhibitor. Eisai, Townsend and Townsend and Crew, July 11, 2006: US07074798 (76 worldwide citation)

The present invention provides novel compounds exhibiting an excellent DPPIV inhibition effect. The compounds are represented by the formula: wherein, m is 0 or 1; n is 0; R31, R32, R33, R34, R35, R36, R37, R38, R39, R40, R41, and R42 each represent a hydrogen atom; X represents an alkynyl group, an ...


2
Seiji Yoshikawa, Eita Emori, Fumiyoshi Matsuura, Richard Clark, Hironori Ikuta, Nobuyuki Yasuda, Tadashi Nagakura, Kazuto Yamazaki, Mika Aoki: Xanthine derivative and DPPIV inhibitor. Eisai, Townsend And Townsend And Crew, April 29, 2004: US20040082570-A1

The present invention provides novel compounds exhibiting an excellent DPPIV inhibition effect. The compounds are represented by the formula: 1 wherein, m is 0 or 1; n is 0; R31, R32, R33, R34, R35, R36, R37, R38, R39, R40, R41, and R42 each represent a hydrogen atom; X represents an alkynyl group, ...


3
Yoshikawa Seiji, Emori Eita, Matsuura Fumiyoshi, Clark Richard, Ikuta Hironori, Yasuda Nobuyuki, Nagakura Tei, Yamazaki Kazuto, Aoki Mika: New xanthine derivative and dppiv inhibitor. Eisai, February 12, 2004: JP2004-043429

PROBLEM TO BE SOLVED: To provide a new compound exhibiting excellent DPPIV (dipeptidyl peptidase IV) inhibiting action.SOLUTION: The new compound exhibiting excellent DPPIV inhibiting action is represented by general formula (1) (wherein m is 0 or 1; n is 0; R31, R32, R33, R34, R35, R36, R37, R38, R ...