9-cyano-substituted perylene-3,4-dicarboxylic acid monoimides

Details 9-cyano-substituted perylene-3,4-dicarboxylic acid monoimides 9-cyano-substituted perylene-3,4-dicarboxylic acid monoimides

2008-09-26

2009-06-23

Andres, Janet L. (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

07550606

ABSTRACT:
The current invention relates to a perylene-3,4-dicarboxylic anhydride, substituted in the 9-position, of the general formula IIIwherein Z is bromine or cyano, and processes for preparing 9-bromoperylene-3,4-dicarboxylic anhydride and 9-cyanoperylene-3,4-dicarboxylic anhydride.

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