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Legal status
Patent not validated
| (51) | INT.CL. | C07D 489/08 |
| (11) | Number of the document | 2601196 |
| (13) | Kind of document | T |
| (96) | European patent application number | 11746372.9 |
| Date of filing the European patent application | 2011-08-03 | |
| (97) | Date of publication of the European application | 2013-06-12 |
| (45) | Date of publication and mention of the grant of the patent | 2014-04-30 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/US2011/046345 |
| Date | 2011-08-03 |
| (87) | Number | WO 2012/018872 |
| Date | 2012-02-09 |
| (30) | Number | Date | Country code |
| 370653 P | 2010-08-04 | US |
| (72) |
WANG, Peter, X., US
JIANG, Tao, US
BERBERICH, David, W., US
LIAO, Subo, US
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| (73) |
Mallinckrodt LLC,
675 McDonnell Boulevard, Hazelwood, MO 63042,
US
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| (54) | N-DEMETHYLATION OF 6-KETO MORPHINANS |
| N-DEMETHYLATION OF 6-KETO MORPHINANS |