Balanced Decarboxylation of Aromatic Pol
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Langhals, Heinz ;von Unold, Petra ;Speckbacher, Markus
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Article
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1997
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John Wiley and Sons
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English
⚖ 194 KB
## Abstract Perylene‐3,4‐dicarboxylic anhydride (3) is prepared from technical grade perylene‐3,4:9,10‐tetracarboxylic anhydride (1) in 25% yield by a partial decarboxylation reaction using noncondensing amines. Perylene‐3‐carboxylic acid (4) and perylene‐3,4‐dicarboxylic imide (5) are prepared in