Toshifumi Asaka

Synthesis and Antibacterial Activity of a Novel Series of Acylides:  3-<i>O</i>-(3-Pyridyl)acetylerythromycin A Derivatives

Tetsuya Tanikawa, Toshifumi Asaka, Masato Kashimura et al. · Journal of Medicinal Chemistry · 2003 · 55 citations

Antibacterial Activity, Klebsiella Pneumoniae, Organic Chemistry +20

Synthesis and Antibacterial Activity of Acylides (3-<i>O</i>-Acyl-erythromycin Derivatives):  A Novel Class of Macrolide Antibiotics

Tetsuya Tanikawa, Toshifumi Asaka, Masato Kashimura et al. · Journal of Medicinal Chemistry · 2001 · 54 citations

Antibacterial Activity, Next-generation Macrolide Antibiotics, Antimicrobial Chemotherapy +17

Chemical modification of erythromycins. IX. Selective methylation at the C-6 hydroxyl group of erythromycin a oxime derivatives and preparation of clarithromycin.

Yoshiaki Watanabe, Shigeo Morimoto, Takashi Adachi et al. · The Journal of Antibiotics · 1993 · 41 citations · Full text

Synthesis and Antibacterial Activity of the Tricyclic Ketolides TE-802 and Its Analogs.

Masato Kashimura, Toshifumi Asaka, Yoko Misawa et al. · The Journal of Antibiotics · 2001 · 33 citations · Full text

Chemical Modification of Erythromycins. VIII. A New Effective Route to Clarithromycin (6-O-Methylerythromycin A)

Yoshiaki Watanabe, Takashi Adachi, Toshifumi Asaka et al. · Heterocycles · 1990 · 26 citations · Full text

Medicinal Chemistry, Derivatives, Engineering +15