Pyrazolo[1,5-a]pyridine-3-carboxylic acid derivatives and their

Details Pyrazolo[1,5-a]pyridine-3-carboxylic acid derivatives and their Pyrazolo[1,5-a]pyridine-3-carboxylic acid derivatives and their

1991-10-29

1993-04-06

Dentz, Bernard

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

546121, A61K 3144, C07D47102

Patent

active

052004155

ABSTRACT:
Described herein are pyrazolo[1,5-a]pyridine-3-carboxylic acid derivatives represented by the following formula (I): ##STR1## wherein R.sub.1 and R.sub.2 individually mean a hydrogen atom or a lower alkyl group, R.sub.3 denotes an azabicyclo group containing a tertiary nitrogen atom, and Y stands for --O-- or --NH--, or salts thereof. Their preparation process and serotonin receptor antagonists containing them as active ingredients are also described.

REFERENCES:
patent: 4822795 (1989-04-01), King
patent: 5034398 (1991-07-01), King
Bermudez et al., J. Med. Chem., vol. 33, pp. 1924-1929.

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