Patent ID: 6034240
Filing Date: 2000-03-07
Classification: B01J,C07C,C07D,C07F,C08F,C40B,Y10S

Abstract:
A compound characterized by the formula: ##STR8## wherein each of R.sup.1, R.sup.2, R.sup.3, and R.sup.4 is, independently, selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, arylalkyl, substituted arylalkyl, acyl, halogen, amino, cyano, nitro, hydroxy, alkoxy, alkylamino, acylamino, silyl, germyl, stanyl, siloxy, phosphino, aryloxy, aryloxyalkyl, substituted aryloxyalkyl, heteroaryl, substituted heteroaryl, heteroarylalkyl, substituted heteroarylalkyl, heterocycles, substituted heterocycles, heterocyclicalkyl, substituted heterocyclicalkyl S-aryl and S-alkyl mercaptans and combinations thereof; and optionally R.sup.1 and R.sup.2 are combined together to form a ring structure and optionally, R.sup.3 and R.sup.4 are combined together in a ring structure;R' is selected from the group consisting of substituted alkyl, substituted aryl, arylalkyl, substituted arylalkyl, acyl, halogen, cyano, nitro, hydroxy, alkylamino, acylamino, silyl, germyl, stanyl, siloxy, aryloxy, aryloxyalkyl, substituted aryloxyalkyl, heteroaryl, substituted heteroarylalkyl, substituted heteroarylalkyl, substituted heterocycles, heterocyclicalkyl, substituted heterocyclicalkyl S-aryl and S-alkyl mercaptans and combinations thereof.