Antitumor substance BE-13793C derivatives

Details Antitumor substance BE-13793C derivatives Antitumor substance BE-13793C derivatives

1995-02-13

1995-12-26

Robinson, Douglas W.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Carbohydrate doai

514 42, 536 168, 536 221, 536 271, C07H 1923

Patent

active

054788137

ABSTRACT:
This invention relates to 12,13-dihydro-6H-indolo[2,3-a]pyrrolo[3,4-c]carbazole-5,7(6H)-dione derivatives represented by the following general formula, pharmaceutically acceptable salts thereof, a method for preparation thereof and a use thereof: ##STR1## [wherein R.sup.1 denotes a monosaccharide group having 5 to 7 carbon atoms, and the hydroxyl groups of this monosaccharide group can be replaced by the same or different 1 to 3 groups selected from the group consisting of a hydrogen atom, lower alkyl group, lower alkylcarbonyloxy group and lower alkoxy group.]

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JP-A-20277, Banyu Pharmaceut Co. Ltd., "Antitumor Substance BE-13793C" Jan. 1, 1991.
"Journal of Organic Chemistry", American Chemical Society, vol. 54, No. 4, Feb. 17, 1989, pp. 824-828.
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