Patent ID: 6590115
Filing Date: 2003-07-08
Classification: C07B,C07C,C07D,C07F

Abstract:
A substantially enantiomerically pure compound having formula 1: whereinR is selected from substituted and unsubstituted, branched- and straight-chain C1-C20 alkyl, substituted and unsubstituted C3-C8 cycloalkyl, substituted and unsubstituted C6-C20 carbocyclic aryl, and substituted and unsubstituted C4-C20 heteroaryl wherein the heteroatoms are selected from sulfur, nitrogen, and oxygen; R1, R2, R3, R4, and R5 are independently selected from hydrogen, substituted and unsubstituted, branched- and straight-chain C1-C20 alkyl, substituted and unsubstituted C3-C8 cycloalkyl, substituted and unsubstituted C6-C20 carbocyclic aryl, and substituted and unsubstituted C4-C20 heteroaryl wherein the heteroatoms are selected from sulfur, nitrogen, and oxygen; n is 0 to 3; m is 0 to 5; and M is selected from the metals of Groups IVB, VB, VIB, VIIB and VIII.