| 摘要 |
Dibenzorylenetetracarboximides of the general formula I in which the variables are each defined as follows: R′are identical or different radicals: hydrogen; optionally substituted aryloxy, arylthio, hetaryloxy or hetarylthio; R are identical or different radicals: hydrogen; optionally substituted C1-C30-alkyl, C3-C8-cycloalkyl, aryl or hetaryl; m, n are each independently 0 or 1.
|
