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    • 46. 发明授权
    • Use of 2-hydroxy-3-aminopropionic acid derivatives as complexing agents,
bleach stabilizers and builders in detergent compositions
    • 2-羟基-3-氨基丙酸衍生物作为复合剂,漂白稳定剂和洗涤剂组合物中的建筑物的使用
    • US5112530A
    • 1992-05-12
    • US552098
    • 1990-07-13
    • Richard BaurCharalampos GousetisStefan BirnbachMichael KneipAlfred Oftring
    • Richard BaurCharalampos GousetisStefan BirnbachMichael KneipAlfred Oftring
    • C07H5/04C07C229/22C11D3/33C11D3/37C11D3/39
    • C11D3/3773C11D3/33C11D3/3723C11D3/3769C11D3/394
    • 2-Hydroxy-3-aminopropionic acid derivatives of the general formula I ##STR1## where X is hydrogen, an alkali metal or ammonium which may be substituted by C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -hydroxyalkyl, and Y.sup.1 and Y.sup.2 have the following meanings:A) .omega.-substituted alkyl of the general formula--(CH.sub.2).sub.m --R.sup.1 where R.sup.1 is hydrogen, hydroxyl or --COOX, --NH--CH(COOX)--CH.sub.2 --COOX or --NY.sup.1 Y.sup.2 and m is from 1 to 20, although m is not 1 when Y.sup.1 and Y.sup.2 are identical and R.sup.1 is --COOX,B) a polyether group of the general formula--(CH.sub.2 CH.sub.2 O).sub.m --R.sup.2 where R.sup.2 is hydrogen or C.sub.1 -C.sub.4 -alkyl,C) a .beta.-hydroxyl-substituted group of the general formula ##STR2## where R.sup.3 is --COOX, --CH.sub.2 OH or --CH.sub.2 --NY.sup.1 Y.sup.2 and n is from 1 to 5,D) an .alpha.-carboxyl-substituted group of the general formula ##STR3## where R.sup.4 is hydrogen, methyl or hydroxymethyl and R.sup.5 is hydroxymethyl or --CH(OH)--COOX or --(CH.sub.2).sub.p --COOX, where p is 1 or 2,E) pyranosyl or furanosyl of the general formula ##STR4## where q is 3 or 2, or F) a polymeric residue of a polyvinylamine or polyethyleneimine,are useful as complexing agents, bleach stabilizers and builders in detergent compositions.
    • 通式I的2-羟基-3-氨基丙酸衍生物,其中X是氢,可被C 1 -C 4 - 烷基或C 1 -C 4 - 羟基烷基取代的碱金属或铵,以及Y 1和Y 2具有 具有以下含义:A)通式 - (CH 2)m -R 1的ω-取代的烷基,其中R 1是氢,羟基或-COOX,-NH-CH(COOX)-CH 2 -COO或-NY 1 Y 2,m是1 当Y 1和Y 2相同并且R 1是-COOX时,m不为1,B)通式为 - (CH 2 CH 2 O)m -R 2的聚醚基团,其中R 2为氢或C 1 -C 4烷基,C)a 其中R3为-COOX,-CH2OH或-CH2-NY1Y2,n为1至5的通式为“IMAGE”的β-羟基取代基,D)通式为“IMAGE”的α-羧基取代基, 其中R4是氢,甲基或羟甲基,R5是羟甲基或-CH(OH)-COOX或 - (CH2)p-COOX,其中p是1或2,E)通式为“IMAGE”的吡喃糖基或呋喃糖基,其中q 是3或2,或F)聚乙烯胺的聚合物残基 或聚乙烯亚胺可用作洗涤剂组合物中的络合剂,漂白稳定剂和助洗剂。