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US 5,314,911 AGranted
Immunosuppressive agent
AssigneeShionogi Seiyaku Kabushiki Kaisha
InventorsTadashi Yoshida, Kenzo Koizumi, Yoshimi Kawamura, Koichi Matsumoto, Hiroshi Itazaki
Life of this patent
Estimating the term…
Abstract
The present invention relates to a compound represented by the formula I: ##STR1## which was isolated from the culture of Streptomyces prunicolor PA-48153 and has biological activity such as immunosuppressive activity, antitumor activity and antifungal activity.
Claims5
A compound which is (5R*,6R*)-5-ethyl-5,6-dihydro-6-[(E)-(2R*,3S*,4R*,5S*)-2-hydroxy-4-methoxy -3,5-dimethyl-7-nonenyl]-2H-pyran-2-one.
Dependencies are inferred from the claim text.