Process for preparing (RS) 3-methyl-1-(2-piperidinyl phenyl)...

Details Process for preparing (RS) 3-methyl-1-(2-piperidinyl phenyl)... Process for preparing (RS) 3-methyl-1-(2-piperidinyl phenyl)...

2006-05-09

2006-05-09

Chang, Celia (Department: 1625)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C546S237000

Reexamination Certificate

active

07041830

ABSTRACT:
The Present invention relates to a process for the preparation of (RS) 3-methyl-1-(2-piperidinyl phenyl) butyl amine of formula 1.(RS) 3-Methyl-1-(2-piperidinyl phenyl butyl amine having formula 1 is an important key intermediate for the synthesis of repaglinide of formula 2 an oral hypoglycemic agent.

REFERENCES:
Eiden et al. “Pyran derivatives. 107 . . . ” CA 103:22242 (1985).
Boehme et al. “Mechanism of condensation . . . ” CA 103:6198 (1985).

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