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LT - PROCESSES FOR THE ALKYLATION OF NORBUPRENORPHINE WITH REDUCED IMPURITY FORMATION
EN - PROCESSES FOR THE ALKYLATION OF NORBUPRENORPHINE WITH REDUCED IMPURITY FORMATION

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Bibliographic data
Indications of the International Patent Classification (IPC)
(51) INT.CL. C07D 489/12
European patent
(11) Number of the document 2342207
(13) Kind of document T
(96) European patent application number 09789380.4
Date of filing the European patent application 2009-09-29
(97) Date of publication of the European application 2011-07-13
(45) Date of publication and mention of the grant of the patent 2015-11-11
(46) Date of publication of the claims translation
PCT application
(86) Number PCT/US2009/005371
Date 2009-09-29
PCT application publication
(87) Number WO 2010/039216
Date 2010-04-08
Priority applications
(30) Number Date Country code
194784 P 2008-09-30 US
Inventors
(72)
JARVI, Esa, T., US
MEYER, James, R., US
Grantee
(73) Mallinckrodt LLC, 675 McDonnell Boulevard, Hazelwood, MO 63042, US
Title
(54) PROCESSES FOR THE ALKYLATION OF NORBUPRENORPHINE WITH REDUCED IMPURITY FORMATION
  PROCESSES FOR THE ALKYLATION OF NORBUPRENORPHINE WITH REDUCED IMPURITY FORMATION
Last update date 2021-04-30