Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1987-03-18
1990-03-06
Brust, Joseph P.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546 20, 546193, 546194, 546255, 546256, C07D40112, C07D40114
Patent
active
049066420
ABSTRACT:
New Pyridine derivatives of the formula ##STR1## wherein group Y or one of the groups Z is N and the others of these groups being in each case CH;
REFERENCES:
patent: 3491096 (1970-01-01), Baetz et al.
patent: 4665187 (1987-05-01), Boettcher et al.
Bottcher Henning
Minck Klaus-Otto
Seyfried Christoph
Brust Joseph P.
Merck Patent Gesellschaft mit beschrankter Haftung
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