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US 4,962,207 AGranted
Organic derivatives of tellurium and selenium
AssigneeBar-Ilan University
InventorsMichael Albeck, Benjamin Sredni
Life of this patent
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Abstract
The present application discloses novel potassium salts of particular tellurium and selenium compounds which are useful for the stimulation of the production of cytokines.
Claims4
A compound of the formula:
- ##STR9## wherein Q is Te or Se;
- t is 1 or 0;
- u is 1 or 0;
- v is 1 or 0;
- R, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, and R.sub.9 are the same or different and are independently selected from the group consisting of hydrogen, hydroxyalkyl of 1 to 5 carbons, hydroxy, alkyl of from 1 to 5 carbon atoms, halogen, haloalkyl of 1 to 5 carbon atoms, carboxy, alkylcarbonylalkyl of 2 to 10 carbons, alkanoyloxy of 1 to 5 carbon atoms, carboxyalkyl of 1 to 5 carbon atoms, acyl, amido, cyano, amidoalkyl of 1 to 5 carbons N-monoalkylamidoalkyl of 2 top 10 carbons, N,N-dialkylamido-alkyl of 4 to 10 carbons, cyanoalkyl of 1 to 5 carbons, alkoxy of 1 to 5 carbon atoms, alkoxyalkyl of 2 to 10 carbon atoms and --COR.sub.10 wherein R.sub.10 is alkyl of from 1 to 5 carbons;
- and X is halogen.
3 more elements
Dependencies are inferred from the claim text.