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US 3,947,520 AGranted
Compounds and process for preparing the same
AssigneeThe Upjohn Company
InventorDaniel Lednicer
Life of this patent
Estimating the term…
Abstract
Cis and trans isomers of 1,2-diphenyl-1,2,3,4-tetrahydronaphthalenes, novel processes for the preparation thereof, and novel intermediates are disclosed herein. The novel 1,2-diphenyl-1,2,3,4-tetrahydronaphthalenes have utility as antifertility estrogenic, anti-estrogenic, anti-spermatogenic, cholesterol lowering and lipid normalizing agents.
Claims3
A compound having the formula:
- ##SPC9##
- wherein R represents alkoxy or cycloalkoxy;
- R.sub.1 is selected from the group consisting of hydrogen, lower alkyl and halogen;
- and Ra is selected from the class consisting of hydrogen, halogen, alkyl, hydroxy and alkoxy, wherein the alkyl and alkoxy radicals each contain from 1 to 4 carbon atoms, inclusive, and the cycloalkoxy radical contains from 3 to 6 carbon atoms, inclusive.
1 more element
Dependencies are inferred from the claim text.