Patent ID: 6043065
Filing Date: 2000-03-28
Classification: C07C,C12N

Abstract:
A compound represented by structural Formula: ##STR2## wherein Z is selected from the group consisting of CO.sub.2 R.sup.1, SO.sub.3 R.sup.1 and PO.sub.3 R.sup.1.sub.2 ;wherein R.sup.1 is selected from the group consisting of hydrogen, an alkyl group having from 1 to 5 carbon atoms, an alkali metal, NH.sub.4, and CH.sub.2 O.sub.2 CCH.sub.3 ; andwherein R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, are each selected from the group consisting of hydrogen, an alkyl group having from 1 to 5 carbon atoms, F, Cl, Br, CN, NO.sub.2, CO.sub.2 R.sup.5, OR.sup.5, and OCH.sub.2 CO.sub.2 R.sup.5, wherein R.sup.5 is selected from the group consisting of hydrogen, an alkyl group having from 1 to 5 carbon atoms, an alkali metal, NH.sub.4, and CH.sub.2 O.sub.2 CCH.sub.3 ; and wherein optionally, R.sup.3 and R.sup.4 together form a (O--(CH.sub.2).sub.n --O) linkage, wherein n represents an integer of from 1 to 4.