Patent ID: 6656961
Filing Date: 2003-12-02
Classification: A61K,A61P,C07C,C07D,C07F

Abstract:
A purified compound having the structure: or a compound having the structure: wherein R1, R2, and R3 are each independently H, or linear or branched chain alkyl, which alkyl may be singly or multiply substituted by hydroxy, substituted or unsubstituted alkoxy, substituted or unsubstituted carboxy, carboxaldehyde, substituted or unsubstituted, linear or branched alkyl, substituted or unsubstituted cyclic acetal, fluorine, NR4R5, N-hydroximino, or N-alkoxyimino, wherein R4 and R5 are independently H, phenyl, benzyl, linear or branched chain alkyl; Râ€³ is â€”CY&boxH;CHX, or H, linear or branched chain alkyl, phenyl, or 2-methyl-1,3-thiazol-4-yl, wherein X is H, linear or branched chain alkyl, phenyl, or 2-methyl-1,3-thiazol-4-yl, and Y is H or linear or branched chain alkyl; Z is O, N(OR6) or Nâ€”NR7R8, wherein R6, R7 and R8 are independently H or a linear or branched chain alkyl or alkoxy; and n is 0, 1, 2, or 3.