Synthetic methods for preparation of (S)-(2R,3R,11bR)-3-isobutyl-9,10-dimethoxy-2,3,4,6,7,11b-hexahydro-1H-pyrido[2,1,-a]isoquinolin-2-yl 2-amino-3-methylbutanoate di(4-methylbenzenesulfonate) | Patent Number 10906903
US 10906903 B2Filled DateJul 15, 2020
Priority DateDec 23, 2015
Publication DateNov 5, 2020
Expiration DateDec 22, 2035
Inventor/ApplicantsShawn Branum
Kevin McGee
Bin-Feng Li
Kevin McGee
Bin-Feng Li
ExaminesAULAKH, CHARANJIT
Art Unit1625
Technology Center1600
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