Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent
1990-09-04
1993-02-09
Shen, Cecilia
Organic compounds -- part of the class 532-570 series
Organic compounds
Four or more ring nitrogens in the bicyclo ring system
544115, 544253, 560126, C07D48704, A61K 31505
Patent
active
051854465
ABSTRACT:
This invention encompasses compounds of the formula: ##STR1## and pharmaceutically acceptable non-toxic salts thereof wherein n is 0,1 or 2 and X is --N.dbd.C--R.sub.9 or NR.sub.10 --C.dbd.T
REFERENCES:
patent: 4643999 (1987-02-01), Tully
patent: 4713383 (1987-12-01), Francis et al.
patent: 4771051 (1988-09-01), Watjen, et al.
patent: 4866065 (1989-09-01), Watjen et al.
Francis et al., Chemical Abstracts, vol. 107, No. 7210 (1987). (Abstract for EP 217748, Apr. 8, 1987).
Francis et al., Chemical Abstracts, vol. 109, No. 149546 (1988). (Abstract for EP 263071, Apr. 6, 1988.
Hutchison Alan J.
Shaw Kenneth
Bernhardt F.
Neurogen Corporation
Shen Cecilia
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