Patent ID: 6140361
Filing Date: 2000-10-31
Classification: A61P,C07C,C07D,C40B,G01N

Abstract:
A compound having the structure: ##STR43## wherein R.sup.A and R.sup.B are independently hydrogen, alkyl, perfluoroalkyl, phenylmethyl, nitrophenylmethyl, (aminoimido)phenylmethyl, (alkylaminoimido)phenylmethyl, (acylaminoimido)phenylmethyl, acyl, aroyl, heteroaroyl, amino, alkylamino, arylamino, heteroarylamino, acylamino, aroylamino, heteroaroylamino, alkyloxycarbonylamino, aryloxycarbonylamino or heteroaryloxycarbonylamino; and wherein R.sub.1 and R.sub.3 are independently alkyl, aryl, heteroaryl, acyl, heteroaroyl or aroyl and R.sub.2 is hydrogen.