Back to results
US 3,943,257 AGranted
4-Alkyl-4-naphthyl butenes
AssigneeSandoz Ltd.
InventorsPaul L. Anderson, Darryl A. Brittain
Life of this patent
Estimating the term…
Abstract
The compounds are 4-naphthyl-4-lower alkyl substituted-2-oxygenated-2-butenes, or butanes; the naphthyl position may be unsubstituted or 6-substituted, e.g., 2-(6-methoxynaphthyl)-2-penten-4-ol, and are useful as pharmaceuticals.
Claims9
A compound of the formula ##EQU9## wherein R is a hydrogen atom, halo having an atomic weight of from about 19 to 80, difluoromethoxy, alkyl having from 1 to 4 carbon atoms, alkoxy having from 1 to 4 carbon atoms, or alkylthio having from 1 to 4 carbon atoms;
- R.sup.1 is alkyl having from 1 to 3 carbon atoms;
- and
- A is a hydrogen atom, alkanoyl having from 2 to 4 carbon atoms, or acetoacetyl.
Dependencies are inferred from the claim text.