Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Patent
1998-01-07
1999-07-13
Raymond, Richard L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
536 177, 536 187, 536 291, C07H 1702, C07H 1900, C07H 1922
Patent
active
059228601
ABSTRACT:
This invention relates to compounds of the general formula ##STR1## or pharmaceutically salts thereof, wherein R.sup.1 and R.sup.2 each represent an OH group, R.sup.1 is located at the 1- or 2-position, R.sup.2 is located at the 10- or 11-position, R.sup.2 is located at the 11-position when R.sup.1 is located at the 1-position, and R.sup.2 is located at the 10-position when R.sup.1 is located at the 2-position. The compounds of the present invention have an excellent antitumor effect and are hence useful as antitumor agents in the field of medicine.
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Arakawa Hiroharu
Kojiri Katsuhisa
Kondo Hisao
Ohkubo Mitsuru
Suda Hiroyuki
Banyu Pharmaceutical Co. Ltd.
Rao Deepak R.
Raymond Richard L.
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