Acetic Acid → HCID 69379745, compound

Participants

Reaction Steps

10.0 g of [1,1′]biisoindolylidene-3,3′-diimine and 16.9 g of 1,3-dioxoindane are stirred in a mixture of 100 ml of NMP and 100 ml of glacial acetic acid at reflux for 6 hours. After cooling to room temperature the suspension is filtered, the filter product is washed with a mixture of NMP and glacial acetic acid (1:1), subsequently ethanol and then water and dried at 60° C. This gives 10.8 g (54%) of a black powder of a compound of the following formula

Provenance & Evidence