Process for producing 3,4,9,10-tetrathioperylene and...

Details Process for producing 3,4,9,10-tetrathioperylene and... Process for producing 3,4,9,10-tetrathioperylene and...

C - Chemistry, Metallurgy

07

D

260/349, 260/327

C07D 339/04 (2006.01) C07D 345/00 (2006.01) C07D 495/06 (2006.01) C07D 517/06 (2006.01)

Patent

CA 1208652

A process for producing 3,4,9,10-tetrathioperylene and 3,4,9,10-tetraselenoperylene Abstract Chalcogen-substituted perylenes of the formula I Image (I) wherein X is S or Se can be obtained in a simple manner, under mild reaction conditions and in pure form by heating a compound of the formula II Image (II) in nitrobenzene, or in a mixture of nitrobenzene and an organic solvent miscible therewith and inert under the reaction conditions, in the presence of a Lewis acid or a protonic acid at 20 to 120°C. The perylenes of the formula I are used for example as donors for the production of organic conductors or semiconductors (charge-transfer- salts).

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