Process for the preparation of perylene

Details Process for the preparation of perylene Process for the preparation of perylene

1984-03-28

1985-10-29

Gantz, D. E.

Chemistry of hydrocarbon compounds

Aromatic compound synthesis

From nonhydrocarbon feed

C07C 120

Patent

active

045502153

ABSTRACT:
A process for the preparation of perylene by heating perylenecarboxylic acids or the anhydrides or salts thereof, in the presence or absence of metal oxides, metal hydroxides or metal carbonates, to temperatures in the range from 380.degree. to 550.degree. C., which process is carried out under normal or slightly reduced pressure and the perylene so obtained is removed from the reaction vessel with a stream of inert gas. The perylene so obtained is of high purity.

REFERENCES:
patent: 3132187 (1964-05-01), Turetzky
G. M. Badger et al., J. Chem. Soc. 1957, 4417.
R. Scholl et al., Chem. Ber. 43, 2202, (1910).
S. Iwashima et al., Bull. Chem. Soc. Japan, 41, 2789, (1968).

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