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US 6,147,058 AGranted
1-(2-deoxy-2-fluoro-4-thio-beta-D-arabinofuranosyl)cytosine
AssigneeYamasa Corporation
InventorsYuichi Yoshimura, Kenji Kitano, Shinji Miura, Haruhiko Machida, Mikari Watanabe
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Abstract
The present invention relates to 1-(2-deoxy-2-fluoro-4-thio-beta-D-arabinofuranosyl)cytosines having excellent antitumor activity, represented by formula [I]: ##STR1## wherein R represents a hydrogen atom or a phosphoric acid residue, and to a process for the production and use thereof.
Claims5
A 1-(2-deoxy-2-fluoro-4-thio-beta-D-arabinofuranosyl)-cytosine represented by formula (I):
- ##STR18## wherein R represents a hydrogen atom or a phosphoric acid residue.
Dependencies are inferred from the claim text.