摘要 |
<P>PROBLEM TO BE SOLVED: To provide a new tocotrienol derivative having excellent anticancer action and expected to have safety. <P>SOLUTION: The tocotrienol derivative expressed by formula (I) has excellent anticancer action and is expected to have safety. In the formula, R<SP>1</SP>, R<SP>2</SP>and R<SP>3</SP>are each independently H, a halogen, a 1-10C straight or branched-chain alkyl, a 1-10C alkoxy, a 6-14C aryl or a 3-8C cycloalkyl. The alkyl, alkoxy, aryl or cycloalkyl groups may be substituted with substituents. <P>COPYRIGHT: (C)2005,JPO&NCIPI |