申请人:Hoechst Aktiengesellschaft
公开号:US05716446A1
公开(公告)日:1998-02-10
Novel isoindoline pigments of the formula (I): ##STR1## in which R.sup.1 is --CN; R.sup.2 is --CN or a saturated or unsaturated, aromatic or non-aromatic, 5- to 7-membered heterocyclic ring system which can be modified by fusion or bridging with other heterocyclic or isocyclic ring systems, the heteroatoms being N, O and/or S; or a group --CO--NR.sup.6 R.sup.7, in which R.sup.6 and R.sup.7 are identical or different and are hydrogen or C.sub.1 -C.sub.4 -alkyl; or a group --CO--NR.sup.6 R.sup.8, in which R.sup.8 is a saturated or unsaturated, aromatic or non-aromatic, 5- to 7-membered isocyclic or heterocyclic ring which is unsubstituted or substituted by one to 5 of the following radicals: C.sub.1 -C.sub.4 -alkyl, halogen, trifluoromethyl, C.sub.1 -C.sub.4 -alkoxy, carbomethoxy, carbethoxy, carboxamide, carboxamide substituted by a C.sub.1 -C.sub.4 -alkyl or phenyl group, nitro, C.sub.1 -C.sub.4 -acylamino or hydroxyl, and which can be modified by fusion or bridging with other heterocyclic or isocyclic ring systems, the heteroatoms being N, O and/or S; or in which R.sup.1 and R.sup.2 together are a saturated or unsaturated, aromatic or non-aromatic, 5- to 7-membered heterocyclic ring which is unsubstituted or substituted by one to 5 of the following radicals: C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, halogen, trifluoromethyl, carbomethoxy, carbethoxy, carboxamide, carboxamide substituted by a C.sub.1 -C.sub.4 -alkyl or phenyl group, C.sub.1 -C.sub.4 -acylamino or hydroxyl, and which can be modified by fusion or bridging with other heterocyclic or isocyclic ring systems, the heteroatoms being N, O and/or S; the radicals R.sup.3 and R.sup.4 are identical or different and are defined as follows: R.sup.3 is hydrogen, C.sub.1 -C.sub.4 -alkyl, phenyl, C.sub.1 -C.sub.4 -alkoxy, halogen or C.sub.1 -C.sub.4 -acylamino; R.sup.4 is hydrogen, C.sub.1 -C.sub.4 -alkyl, halogen, trifluoromethyl, methoxy, ethoxy or nitro; m is a number from 1 to 4; n is a number from 1 to 3; and R.sup.5 is hydrogen or C.sub.1 -C.sub.4 -alkyl.
化合物的结构式为(I): ##STR1## 其中R.sup.1为--CN;R.sup.2为--CN或饱和或不饱和的芳香或非芳香的5-至7-成员杂环环系,其可以通过融合或桥联其他杂环或异环环系进行修饰,其中杂原子为N、O和/或S;或者是一个--CO--NR.sup.6R.sup.7基团,其中R.sup.6和R.sup.7相同或不同,是氢或C.sub.1-C.sub.4-烷基;或者是一个--CO--NR.sup.6R.sup.8基团,其中R.sup.8是一个饱和或不饱和的芳香或非芳香的5-至7-成员异环或杂环,未被取代或被以下一到五个基团取代:C.sub.1-C.sub.4-烷基、卤素、三氟甲基、C.sub.1-C.sub.4-烷氧基、羰基甲氧基、羰基乙氧基、羧酰胺、被C.sub.1-C.sub.4-烷基或苯基取代的羧酰胺、硝基、C.sub.1-C.sub.4-酰胺基或羟基,并且可以通过融合或桥联其他杂环或异环环系进行修饰,其中杂原子为N、O和/或S;或者R.sup.1和R.sup.2一起是一个饱和或不饱和的芳香或非芳香的5-至7-成员杂环环,未被取代或被以下一到五个基团取代:C.sub.1-C.sub.4-烷基、C.sub.1-C.sub.4-烷氧基、卤素、三氟甲基、羰基甲氧基、羰基乙氧基、羧酰胺、被C.sub.1-C.sub.4-烷基或苯基取代的羧酰胺、C.sub.1-C.sub.4-酰胺基或羟基,并且可以通过融合或桥联其他杂环或异环环系进行修饰,其中杂原子为N、O和/或S;基团R.sup.3和R.sup.4相同或不同,定义如下:R.sup.3为氢、C.sub.1-C.sub.4-烷基、苯基、C.sub.1-C.sub.4-烷氧基、卤素或C.sub.1-C.sub.4-酰胺基;R.sup.4为氢、C.sub.1-C.sub.4-烷基、卤素、三氟甲基、甲氧基、乙氧基或硝基;m为1至4的数字;n为1至3的数字;R.sup.5为氢或C.sub.1-C.sub.4-烷基。