METHANESULFONATE SALTS OF ABIRATERONE-3-ESTERS AND RECOVERY OF SALTS OF ABIRATER ONE-3-ESTERS FROM SOLUTION IN METHYL TERT-BUTYL ETHER
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United States of America Patent
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Issued Date -
Apr 11, 2013
app pub date -
Nov 26, 2012
filing date -
Aug 24, 2004
priority date (Note) -
Abandoned
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Abstract
A salt of a compound of formula (I) may be made with methanesulfonic acid. The salt and salts with other acids may be prepared by recovering from methyl tert-butyl ether (MTBE).
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