| 摘要 |
PCT No. PCT/EP97/02761 Sec. 371 Date Dec. 7, 1998 Sec. 102(e) Date Dec. 7, 1998 PCT Filed May 28, 1997 PCT Pub. No. WO97/46533 PCT Pub. Date Dec. 11, 1997Perylene-3,4-dicarboximides I (R1 is hydrogen; C1-C8-alkyl; C5-C8-cycloalkyl; substituted or unsubstituted phenyl or naphthyl; R2 independently at each occurrence is hydrogen; C1-C18-alkyl, substituted or unsubstituted aryloxy, arylthio, hetaryloxy or hetarylthio) are prepared by reacting the corresponding perylene-3,4,9,10-tetracarboxylic acid or its anhydride (II) with an amide IIIR3-CO-NHR1 III(R3: C1-C4-alkyl or -NR4R5 where R4 and R5 independently are hydrogen or one of the R1 alkyls, cycloalkyls, phenyls or naphthyls and where if two or more of R1, R4 and R5 are other than hydrogen they are identical) under superatmospheric pressure in the presence of an inert diluent and a transition metal catalyst.
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