Patent ID: 8071637
Filing Date: 2011-12-06
Classification: A61P,C07D

Abstract:
1. A compound of the formula I below: wherein (a) A is sulfur (S), B is oxygen (O) and n=1 or 2; R1 and R2 are independently selected from the group consisting of hydrogen, alkyl (C1-C18), aralkyl (C7-C18) , cycloalkyl (C3-C18), aryl (C6-C18), and heterocyclic (C3-C18), and R3 is independently selected from the group consisting of hydrogen, aralkyl (C7-C18), cycloalkyl (C3-C18), and heterocyclic (C3-C18); or (b) A is carbon (C), B is oxygen (O) or sulfur (S) and n=1, R1 and R2 are independently selected from the group consisting of hydrogen, alkyl (C1-C18), aralkyl (C7-C18), cycloalkyl (C3-C18), aryl (C6-C18) and heterocyclic (C3-C18); R3 is selected from the group consisting of —NR4R5, —OR6 and —NHSO2R6; R4 and R5 are independently selected from the group consisting of hydrogen, alkyl (C1-C18), aralkyl (C7-C18), cycloalkyl (C3-C18), aryl (C6-C18), and heterocyclic (C3-C18); and R6 is selected from the group consisting of aralkyl (C7-C18), cycloalkyl (C3-C18), aryl (C6-C18) and heterocyclic (C3-C18).