Methylhydroxylaminopropanol derivative and its use as...

Details Methylhydroxylaminopropanol derivative and its use as... Methylhydroxylaminopropanol derivative and its use as...

2007-10-29

2010-11-09

Oh, Taylor Victor (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

07829731

ABSTRACT:
The present invention provides a methylhydroxylaminopropanol derivative and the methylhydroxylaminopropanol derivative of the present invention is used as an intermediate for preparation of 3-methylamino-1-(2-thienyl)propan-1-ol, which is an intermediate for preparation of (+)-(S)—N-methyl-3-methyl-3-(1-naphthyloxy)-3-(2-thienyl)propylamine oxalate. The present invention also provides a process for preparing 3-methylamino-1-(2-thienyl)propan-1-ol with higher yield and lower cost, wherein the methylhydroxylaminopropanol derivative is used as an intermediate.

REFERENCES:
patent: 7259264 (2007-08-01), Sturmer
patent: 2008/0171887 (2008-07-01), Pospisilik et al.
patent: 2008/077645 (2008-07-01), None

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