C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/281.7
C07D 221/20 (2006.01)
Patent
CA 1267147
ABSTRACT OF THE DISCLOSURE Disclosed herein are Fredericamycin A derivatives, each, represented by the following general formula (I): Image (I) wherein R is a hydrogen atom or a C- acyl group, A denotes Image and the dotted lines in the formula indicate optional double bonds, with the proviso that when A is Image or when the optional double bonds are present in the formula, R is a group other than a hydrogen atom. They have excellent antibacterial and antitumor activities and at the same time, are extremely stable compared with Fredericamycin A.
460842
Asaoka Takemitsu
Hasegawa Hiroshi
Ishizeki Seiji
Kukita Kenichi
Nakashima Toshiaki
Asaoka Takemitsu
Gowling Lafleur Henderson Llp
Hasegawa Hiroshi
Ishizeki Seiji
Kukita Kenichi
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