Iminochlorinaspartic acid derivatives
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United States of America Patent
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May 16, 2000
Grant Date -
N/A
app pub date -
Jun 15, 1999
filing date -
Oct 1, 1996
priority date (Note) -
Expired
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Abstract
The present invention provides an iminochlorin aspartic acid derivative represented by the following formula (I): ##STR1## Wherein Asp represents an aspartic acid residue, or a pharmaceutically acceptable salt thereof. The compound of the present invention is useful as a photosensitizer for photophysico-chemical diagnosis and therapy of cancer, because it has a high accumulability to cancerous cells, reactivity to external energy and a cancerous cell destroying effect which is effective even against cancers developing in deep site, while it is rapidly excreted from normal cells and therefore causes no damage thereto.
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