| 摘要 |
1. A compound of formula I or II see diagramm : EP0119160,P12,F1 wherein R1 and R2 are independently alkyl of 1 to 18 carbon atoms, cycloalkyl of 5 to 6 carbon atoms, phenyl, phenyl substituted by alkyl of 1 to 12 carbon atoms, or are aralkyl of 7 to 9 carbon atoms or aralkyl substituted by alkyl of 1 to 12 carbon atoms ; R2 may also represent hydrohydrogen ; R3 is hydrogen or methyl ; G and E are independently phenyl or phenyl substituted by alkyl of 1 to 12 carbon atoms or by phenyl ; G may also be hydrogen or alkyl of 1 to 18 carbon atoms ; n is 1 or 2, T is -NH-phenylene-NH-, see diagramm : EP0119160,P12,F2 , -NH-phenylene-Q-phenyle-ne-NH-, see diagramm : EP0119160,P12,F3 , where Q is alkylene of 1 to 6 carbon atoms, alkylidene of 2 to 6 carbon atoms, -SO2 -, -SO-, -S-, -S-S-, -O- or -CO-, or T is -NHCONH- or see diagramm : EP0119160,P12,F4 where L is a straight or branched chain alkylene of 2 to 3 carbon atoms, and p and q are independently 1 or 2, with the sum of p plus q being equal to the valence of T. |
