4-HYDROXYBENZOMORPHANS Russian patent published in 2011 - IPC C07D221/26 A61K31/485

Abstract RU 2415131 C2

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention refers to compounds of formula (I) wherein A is chosen from -C(=O)NH₂ and -C(=S)NH₂; both R² and R^2a represent hydrogen atom; R³ is chosen from hydrogen atom and C₃-C₄cycloalkyl; R⁴ is chosen from hydrogen atom and hydroxy; R¹¹ represents hydrogen atom; R¹² is chosen from hydrogen atom and hydroxy; or radicals R¹¹ and R¹² form together a carbonyl substitute; and double bonds marked by dashed lines are absent.

EFFECT: preparation of the drug for treating a opioid receptor mediated disease or condition.

9 cl, 4 tbl, 8 ex

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RU 2 415 131 C2

Authors

Uehntlehnd Mark P.

Dates

2011-03-27—Published

2005-11-03—Filed