6H-isoxazolo[3,4-d]pyrazolo[3,4-b]pyridines, method for their pr

Details 6H-isoxazolo[3,4-d]pyrazolo[3,4-b]pyridines, method for their pr 6H-isoxazolo[3,4-d]pyrazolo[3,4-b]pyridines, method for their pr

1985-12-23

1986-11-25

Jiles, Henry R.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

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

546 83, 546119, 546120, A61K 31415, C07D49814, C07D49812

Patent

active

046249559

ABSTRACT:
There are disclosed compounds having the formula ##STR1## wherein R.sub.1 is hydrogen, loweralkyl, arylloweralkyl, aryl or heteroaryl; R.sub.2 is hydrogen or loweralkyl; R.sub.3 is loweralkyl, loweralkoxyloweralkyl, cycloalkyl, arylloweralkyl or heteroarylmethyl; and R.sub.4 is hydrogen or loweralkyl; or a pharmaceutically acceptable acid addition salt thereof, which are useful as anxiolytic agents, methods for synthesizing them, and pharmaceutical compositions comprising an effective amount of such a compound.

REFERENCES:
patent: 3928368 (1975-12-01), Hoehn et al.
patent: 3933828 (1976-01-01), Kano et al.
Hoehn, Z. Chem. vol. 10, No. 10, 386-388 (1970).
Hoehn et al., J. Heterocyclic Chem., 9; 235 (1972).
Denzel et al., Arch. Pharm. 309/76, pp. 486-503 (1976).
Shutske, J. Org. Chem. 49, 180-183 (1984).

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