申请人:Ciba-Geigy Corporation
公开号:US04877824A1
公开(公告)日:1989-10-31
Compounds of the formula (I) ##STR1## in which the Rs independently of one another are H, phenyl, naphthyl or C.sub.7 -C.sub.30 alkaryl and R.sup.1 is H, C.sub.1 -C.sub.8 alkyl, C.sub.7 -C.sub.9 aralkyl, C.sub.5 -C.sub.12 cycloalkyl, phenyl, naphthyl, C.sub.7 -C.sub.30 alkaryl or a group of the formula (II) --(CH.sub.2).sub.a --SR.sup.3 (II) R.sup.2 is C.sub.7 -C.sub.30 alkaryl, phenyl, naphthyl or phenyl containing, in the para-position, an HO or C.sub.1 -C.sub.18 alkoxy group or a group of the formulae ##STR2## or R.sup.1 and R.sup.2, together with the nitrogen atom to which they are attached, are a radical of the formula (III) ##STR3## R.sup.3 is a radical of the formulae --(CH.sub.2).sub.b --COOR.sup.6 or --(CH.sub.2).sub.2 OCOR.sup.7, a is the number 1, 2 or 3 and b is the number 1 or 2, and R.sup.4 is phenyl or a group of the formula (II), the two R.sup.5 s independently of one another are H, C.sub.1 -C.sub.24 alkyl, C.sub.5 -C.sub.12 cycloalkyl or C.sub.7 -C.sub.9 aralkyl, and R.sup.6 is H, C.sub.1 -C.sub.18 alkyl or benzyl, R.sup.7 is C.sub.1 -C.sub.14 alkyl, phenyl or a group of the formula --(CH.sub.2).sub.m --Y--(CH.sub.2).sub.m --COO(CH.sub.2).sub.2 --S--(CH.sub.2).sub.a N(R.sup.1)(R.sup.2) in which Y is --O-- or --S--, a is the number 1, 2 or 3 and m is the number 1 or 2, B is a direct bond, --S--, --S--S-- or a C.sub.1 -C.sub.12 alkylene radical, X in the formula (III) is a direct bond, --S-- or a group of the formulae ##STR4## form a phenothiazine, phenazine, acridine or carbazole radical.
式(I)的化合物##STR1##其中Rs彼此独立地为H、苯基、萘基或C.sub.7-C.sub.30烷基芳基,R.sup.1为H、C.sub.1-C.sub.8烷基、C.sub.7-C.sub.9芳基烷基、C.sub.5-C.sub.12环烷基、苯基、萘基、C.sub.7-C.sub.30烷基芳基或式(II)--(CH.sub.2).sub.a--SR.sup.3(II)R.sup.2为C.sub.7-C.sub.30烷基芳基、苯基、萘基或含有苯基的,对位有HO或C.sub.1-C.sub.18烷氧基的苯基,或式##STR2##或R.sup.1和R.sup.2与它们连接的氮原子一起为式(III)的基团##STR3##R.sup.3为式--(CH.sub.2).sub.b--COOR.sup.6或--(CH.sub.2).sub.2OCOR.sup.7的基团,a为数字1、2或3,b为数字1或2,R.sup.4为苯基或式(II)的基团,两个独立的R.sup.5为H、C.sub.1-C.sub.24烷基、C.sub.5-C.sub.12环烷基或C.sub.7-C.sub.9芳基烷基,R.sup.6为H、C.sub.1-C.sub.18烷基或苄基,R.sup.7为C.sub.1-C.sub.14烷基、苯基或式--(CH.sub.2).sub.m--Y--(CH.sub.2).sub.m--COO(CH.sub.2).sub.2--S--(CH.sub.2).sub.aN(R.sup.1)(R.sup.2),其中Y为--O--或--S--,a为数字1、2或3,m为数字1或2,B为直链、--S--、--S--S--或C.sub.1-C.sub.12烷基烷基,式(III)中的X为直链、--S--或式##STR4##形成苯并噻嗪、苯并吖啶、吖啶或咔唑基团。