申请人:Spectra Group Limited, Inc.
公开号:US05623080A1
公开(公告)日:1997-04-22
A compound of the formula (I) or (II): ##STR1## where R.sup.1, R.sup.2, R.sup.5 and R.sup.6 are the same or different and represent a hydrogen atom or a halogen atom and R.sup.1 and R.sup.2 may combine to form a ring; R.sup.3, and R.sup.4 are the same or different and represent a hydrogen atom, a halogen atom, a benzoyl group, a group of the formula --L(CH.sub.2).sub.n R.sup.8 where n is 1 to 8, R.sup.8 is a hydrogen, hydroxy, amino, dialkylamino, --COR.sup.16 or --COOR.sup.14 where R.sup.16 is a hydrogen, chlorine, COCl, C.sub.1 -C.sub.8 alkyl, --NR.sub.2 or aryl and R.sup.14 is a hydrogen, C.sub.1 -C.sub.8 alkyl, aryl, COR, 2,4-dinitrophenyl, N-imido or --NR.sub.2 and L is a direct bond or C.dbd.O; W is .dbd.O; W.sup.1 is hydrogen or --OR.sup.9, where R.sup.9 is hydrogen, C.sub.1 -C.sub.8 alkyl, acyl or a group of the formula --(CH.sub.2).sub.n R.sup.10 where n is 1 to 8 and R.sup.10 is amino, dialkylamino, hydroxy, acryloyl or methacryloyl; Y is oxygen, sulfur, selenium, tellurium, C.dbd.O, or >N--R.sup.13 is where R.sup.13 is 4-methylphenyl, and A is hydrogen, alkenyl, dichlorotriazinylamino, or an electron withdrawing group selected from the group consisting of COOR.sup.11, C(O)OCOR.sup.11, CONR.sub.2, CN, NO.sub.2, NCS, NCO, SO.sub.2 R.sup.12, SO.sub.3, R.sup.12, SO.sub.3 R.sup.11, SO.sub.2 NR.sub.2 and CX.sub.3.sup.2 where X.sup.2 is the same or different and is a halogen atom and R.sup.11 is hydrogen, alkyl, aryl, or aralkyl, and R.sup.12 is hydrogen, alkyl, aryl, or aralkyl; provided that when R.sup.1 -R.sup.6 are all hydrogen, A is not hydrogen.
化合物的化学式(I)或(II):##STR1##其中R.sup.1,R.sup.2,R.sup.5和R.sup.6相同或不同,代表氢原子或卤素原子,而R.sup.1和R.sup.2可以结合形成环;R.sup.3和R.sup.4相同或不同,代表氢原子、卤素原子、苯甲酰基、公式--L(CH.sub.2).sub.n R.sup.8的基团,其中n为1至8,R.sup.8为氢、羟基、氨基、二烷基氨基、--COR.sup.16或--COOR.sup.14,其中R.sup.16为氢、氯、COCl、C.sub.1-C.sub.8烷基、--NR.sub.2或芳基,而R.sup.14为氢、C.sub.1-C.sub.8烷基、芳基、COR、2,4-二硝基苯基、N-亚胺基或--NR.sub.2,L为直链键或C.dbd.O;W为.dbd.O;W.sup.1为氢或--OR.sup.9,其中R.sup.9为氢、C.sub.1-C.sub.8烷基、酰基或公式--(CH.sub.2).sub.n R.sup.10的基团,其中n为1至8,而R.sup.10为氨基、二烷基氨基、羟基、丙烯酰基或甲基丙烯酰基;Y为氧、硫、硒、碲、C.dbd.O或>N--R.sup.13,其中R.sup.13为4-甲基苯基,而A为氢、烯基、二氯三嗪基氨基或从COOR.sup.11、C(O)OCOR.sup.11、CONR.sub.2、CN、NO.sub.2、NCS、NCO、SO.sub.2R.sup.12、SO.sub.3R.sup.11、SO.sub.2NR.sub.2和CX.sub.3.sup.2中选择的电子吸引基团,其中X.sup.2相同或不同,为卤素原子,而R.sup.11为氢、烷基、芳基或芳基烷基,而R.sup.12为氢、烷基、芳基或芳基烷基;但当R.sup.1-R.sup.6全部为氢时,A不为氢。