Cyclophosphamide analogs useful as anti-tumor agents
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United States of America Patent
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Mar 2, 1993
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N/A
app pub date -
May 25, 1988
filing date -
May 25, 1988
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Expired
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Abstract
Cyclophosphamides possessing anti-tumor activity and having the formula ##STR1## and salts thereof; wherein R is lower alkyl, aryl, aryl-lower alkyl or a nitrogen, sulfur or oxygen containing heterocyclic or heterocyclic lower alkyl, and R' is hydrogen, hydroxy or OOH with the proviso that when R' is hydrogen, R is other than methyl or phenyl and when R' is hydroxy, R is other than methyl.
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