Patent ID: 6815555
Filing Date: 2004-11-09
Classification: A61K,A61P,C07C

Abstract:
A pharmaceutical composition comprising a pharmaceutically acceptable carrier and a compound selected from the group consisting of: whereinR1 and R2 are each independently (C1-C8)alkyl, (C3-C8)cycloalkyl, or (C3-C8)cycloalkyl(C1-C8)alkyl; L is selected from the group consisting of a covalent bond, (C1-C6)alkylene, (C2-C6)alkenylene, and (C2-C6)alkynylene; provided that when the compound is a compound of formula (I), L is not a covalent bond; and R3 is selected from the group consisting of â€”C(&boxH;O)OR3, â€”C(&boxH;O)SRa, â€”P(&boxH;O)(ORa)2, â€”C(&boxH;O)OCH2C(&boxH;O)N(Ra)2, and â€”C(&boxH;O)OC(&boxH;O)Ra wherein each Ra is independently selected from a hydrocarbyl group containing from 1 to 20 carbon atoms and optionally containing from 1 to 5 heteroatoms selected from the group consisting of halo, nitrogen, oxygen and sulfur; or a pharmaceutically acceptable salt thereof.