1-hydroxyalkylxanthines and medicaments containing them

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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544267, A61K 3152, C07D47306

Patent

active

053387414

ABSTRACT:
Compounds, physiologically acceptable salts of the compounds and pharmaceutical compositions containing the compounds or the salts are provided wherein the compounds have a formula of: ##STR1## in which R.sub.1 is a C.sub.2 -C.sub.5 .omega.-hydroxy-n-alkyl group or a C.sub.3 -C.sub.5 (.omega.-1)-hydroxy-n-alkyl group, R.sub.3 is a C.sub.1-C.sub.4 alkyl group, R.sub.8 is H, methyl, or ethyl and the sum of the carbon atoms in R.sub.1 and R.sub.3 is between 4 and 9 and provide inotropic (cardiotonic) activity.

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