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    • 8. 发明授权
    • Use of heterocyclic compounds as bleach activators or optical
brighteners in washing and cleaning agents
    • 在洗涤剂和清洁剂中使用杂环化合物作为漂白活化剂或荧光增白剂
    • US5286401A
    • 1994-02-15
    • US836279
    • 1992-03-03
    • Bernhard DungWolfgang TrieseltErwin HahnJohannes PernerAlfred Oftring
    • Bernhard DungWolfgang TrieseltErwin HahnJohannes PernerAlfred Oftring
    • C11D3/28C07D265/22C11D3/39C11D3/42C11D3/395D06L3/02D06L3/12
    • C07D265/22C11D3/392C11D3/42
    • Heterocyclic compounds which are useful as bleach activators or optical brighteners in washing and cleaning agents have the formula ##STR1## where the variables have the following meanings: X is O, S or the group N--R.sup.3, where R.sup.3 is hydrogen, C.sub.1 -C.sub.25 -alkyll C.sub.1 -C.sub.25 -acyl or an aryl group of up to12 carbon atoms,Y is CH or N,R.sup.1 for X=S or N--R.sup.3 is hydrogen, a C.sub.1 -C.sub.25 -alkyl or C.sub.2 -C.sub.25 -alkenyl group or a phenyl radical which may be additionally substituted by one or two C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, hydroxyl, carboxyl, sulfo, amino, C.sub.1 -C.sub.4 -acylamino, nitro or cyano groups or chlorine or bromine atoms, which substituents, if there are two of them, may be identical or different,R.sup.1 for X=O is phenyl, o-, m- or p-tolyl, p-chlorophenyl, m-nitrophenyl, m-methoxyphenyl or m-methylsulfonylphenyl,R.sup.2 for X=S or N--R.sup.3 is hydrogen, a C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, hydroxyl, carboxyl, sulfo, amino or C.sub.1 -C.sub.4 -acylamino group or a chlorine or bromine atom, andR.sup.2 for X=O is hydrogen.
    • 式(I)的杂环化合物,其中X代表O,S或NR 3基团,其中R 3代表氢,C 1 -C 25烷基,C 1 -C 25酰基或芳基,最多12个 碳原子,Y代表CH或N,R 1代表X = S或NR 3,氢,C 1 -C 25烷基或C 2 -C 25烯基或苯基残基,其可以另外被一个或多个 两个C 1 -C 4烷基,C 1 -C 4烷氧基,羟基,羧基,磺基,氨基,C 1 -C 4酰基氨基,硝基或氰基或氯或溴原子,其中两个取代基可以相同或不同,R 1, 代表X = O,苯基,邻 - ,对 - 或对甲苯基,对氯苯基,间硝基苯基,间甲氧基苯基或间甲基磺酰基苯基,R 2代表X = S或NR 3,氢 ,C 1 -C 4烷基,C 1 -C 4烷氧基,羟基,羧基,磺基,氨基或C 1 -C 4酰氨基或氯或溴原子,R 2代表X = O或氢,可用作漂白活化剂 或洗涤剂和清洁剂中的光学增亮剂。