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    • 3. 发明授权
    • Asymmetric stilbene compounds
    • 不对称二苯乙烯化合物
    • US6143889A
    • 2000-11-07
    • US209940
    • 1998-12-11
    • Georges MetzgerDieter ReinehrClaude EckhardtFabienne Cuesta
    • Georges MetzgerDieter ReinehrClaude EckhardtFabienne Cuesta
    • C07D251/68C09K3/00C11D3/34C11D3/42D06M13/02D06M13/07D06M13/248D06M13/256D06M13/322D06M13/342D06M13/345D06M13/35D06M13/355D06M13/358D06M101/00D06M101/02D06M101/06D06M101/10D06M101/16D06M101/18D06M101/30D06M101/32D06M101/34C07D251/08
    • C07D251/68C11D3/42D06M13/07D06M13/358D06M2101/04D06M2101/06D06M2101/10D06M2101/12D06M2101/16D06M2101/28D06M2101/32D06M2101/34D06M2200/25
    • Asymmetric compounds having the formula: in which M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine: Xa and Xb are the same or different and each is NH.sub.2 ; NH(C.sub.1 -C.sub.4 alkyl); NH(C.sub.2 -.sub.4 alkoxyalkyl); N(C.sub.1 -C.sub.4 alkyl).sub.2 ; N(CH.sub.2 CH.sub.2 OH).sub.2 ; a group NH--Z--NR.sub.1 R.sub.2 in which Z is C.sub.2 -C.sub.14 alkylene or optionally substituted arylene, and R.sub.1 and R.sub.2 are the same or different and each is C.sub.1 -C.sub.12 alkyl or R.sub.1 and R.sub.2, together with the nitrogen atom to which they are each attached, form a morpholino, piperidino or piperazino ring; an aminoacid residue; C.sub.1 -C.sub.4 alkoxy; hydroxy-substituted-C.sub.2 -C.sub.4 alkoxy; ##STR1## and Ya and Yb are the same or different and each is a substituted amino group having both UVA and UVB-absorbing properties having the formula: ##STR2## in which R.sub.3 is CN; SO.sub.2 R.sub.5 in which R.sub.5 is C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 alkoxy, NH.sub.2, NH(C.sub.1 -C.sub.4 alkyl), N(C.sub.1 -C.sub.4 alkyl).sub.2, N(CH.sub.2 CH.sub.2 OH).sub.2, C.sub.1 -C.sub.4 alkoxy or hydroxy-substituted-C.sub.2 -C.sub.4 alkoxy; COR.sub.5. In which R.sub.5 has its previous significance; COOM or NHCOR.sub.5 and in which R.sub.4 has the same meaning as R.sub.3 or H, OH, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy and one of Xa and Xb can be identical to one of Ya and Yb, provided that one of Xa and Xb is different from the other and/or one of Ya and Yb is different from the other, and their use improve the sun protection factor (SPF) of textile fiber material.
    • 具有下式的不对称化合物:其中M为氢,由胺形成的碱金属原子,铵或阳离子:Xa和Xb相同或不同,分别为NH 2; NH(C 1 -C 4烷基); NH(C 2-4烷氧基烷基); N(C 1 -C 4烷基)2; N(CH 2 CH 2 OH)2; 其中Z为C 2 -C 14亚烷基或任选取代的亚芳基的基团NH-Z-NR 1 R 2,并且R 1和R 2相同或不同,并且各自为C 1 -C 12烷基或R 1和R 2以及它们各自连接的氮原子 形成吗啉代,哌啶子基或哌嗪基环; 氨基酸残基; C1-C4烷氧基; 羟基取代的C 2 -C 4烷氧基; Ya和Yb相同或不同,并且各自为具有下式的UVA和UVB吸收性质的取代氨基:其中R3为CN; SO 2 R 5,其中R 5是C 1 -C 12烷基,C 1 -C 12烷氧基,NH 2,NH(C 1 -C 4烷基),N(C 1 -C 4烷基)2,N(CH 2 CH 2 OH)2,C 1 -C 4烷氧基或羟基取代的C 2 -C 4烷氧基; COR5。 其中R5具有以前的意义; COOM或NHCOR5,其中R4具有与R 3或H,OH,C 1 -C 4烷基或C 1 -C 4烷氧基相同的含义,Xa和Xb之一可以与Ya和Yb之一相同,条件是Xa和Xb之一不同 从另一个和/或Ya和Yb之一是不同的,它们的使用改善纺织纤维材料的防晒因子(SPF)。