Heterocyclic compounds, a process for their production and medic

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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514422, 514438, 514342, 514365, 514637, 564 86, 564102, 546212, 546209, 548197, 548527, 549 75, A61K 3144, A61K 3138, C07D41712, C07D33320

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active

045968110

ABSTRACT:
The invention relates to special heterocyclic compounds corresponding to general tautomeric formula I which are distinguished by improved antagonistic activity on histamine-H.sub.2 -receptors. The invention also relates to a process for producing these compounds and to medicaments containing them.

REFERENCES:
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patent: 3953492 (1976-04-01), Mrozik
patent: 4083866 (1978-04-01), Petitpierre
patent: 4239769 (1980-12-01), Price et al.
patent: 4283408 (1981-08-01), Hirata et al.
patent: 4362736 (1982-12-01), Hirata et al.
Chemical Abstracts, vol. 96, p. 746, (1982), No. 217,853x.
Chemical Abstracts, vol. 97, p. 108, (1982), No. 33922h.

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