Pentacyanopropenide anion and bromomalononitrile anion are the products of the reaction of ammonia with bromomalononitrile and not aminomalononitrile as reported previously. These products are also obtained when potassium hydroxide, triethylamine, or morpholine is used in place of ammonia. The 1, 2-dicyano-1, 2-dimorpholinoethylene structure previously assigned to a by-product obtained from the reaction of morpholine with ...
