Process for the preparation of n-methyl-3-(1-methyl-4-piperidiny

Details Process for the preparation of n-methyl-3-(1-methyl-4-piperidiny Process for the preparation of n-methyl-3-(1-methyl-4-piperidiny

1997-03-19

1998-07-28

Dentz, Bernard

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546249, C07D40100, C07D21102

Patent

active

057864730

ABSTRACT:
A process for the preparation of the compound of formula (I) ##STR1## or a salt thereof which comprises reducing the compound of formula (II) ##STR2## or a salt thereof. The novel intermediate of formula (II) and processes for preparing it are also described.

REFERENCES:
patent: 4997841 (1991-03-01), Oxford et al.
Evans et al, Chemical Abstract vol. 105 No. 152927, "Indole derivative a pharmaceutical compositions", 1986.
Johnson et al, Chemical abstract, vol. 120 No. 8469, "Pyrrolodinylindole for its treatment of migraine headaches", 1993.

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