Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1983-11-10
1986-03-18
Kight, John
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
544267, A61K 3152
Patent
active
045769478
ABSTRACT:
A pharmaceutical composition containing as an essential ingredient a compound of the formula ##STR1## wherein one of the groups R.sub.1, R.sub.2 and R.sub.3 is an .omega.- or (.omega.-1)-hydroxyalkyl group having from 5 to 8 carbon atoms in which the hydroxy group is separated from the xanthine nucleus by at least 2 carbon atoms, radicals R.sub.1 and R.sub.3 which are no hydroxylalkyl group, are hydrogen or methyl and equal or different, and R.sub.2 is said hydroxyalkyl group or methyl, a compound of formula (I) and a pharmaceutical product for treatment of diseases involving insufficiency of cerebral blood flow.
REFERENCES:
patent: 2953493 (1960-09-01), Schroeder et al.
patent: 3632742 (1972-01-01), Eckert et al.
patent: 3864469 (1975-02-01), Reiser et al.
patent: 4515795 (1985-05-01), Hinze et al.
Archiv. der Pharmazie, vol. 299, (1966), pp. 448-456.
Dissertationes Pharmaceuticae et Pharmacological, vol. XX, pp. 497-505, (1968).
Hinze Heinz-Joachim
Popendiker Kurt
Soder Alfons
Hoechst Aktiengesellschaft
Kight John
Moore M. L.
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