Process for preparing substituted...

Details Process for preparing substituted... Process for preparing substituted...

2005-10-27

2009-08-11

Andres, Janet L. (Department: 1625)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C546S187000, C546S190000, C546S194000

Reexamination Certificate

active

07572918

ABSTRACT:
Processes and intermediates for preparing substituted 4-amino-1-(pyridylmethyl)-piperidine and related compounds in high yield and high purity are described. The substituted 4-amino-1-(pyridylmethyl)piperidine and related compounds prepared by the described processes are useful as muscarinic receptor antagonists.

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Laeckmann et al. “Synthesis and biological . . . ” Bioorg. med. Chem. v. 10 (2002) p. 1793-1804.

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