Di-n-butylcyano-amide.-A 5-liter round-bottom flask (preferably a 3-neck flask) is fitted with a reflux condenser and a stirrer with a mercury seal. To this is added 666 cc. of cold water and 133 g. of cracked ice. Then 200 g. of lime nitrogen is slowly added while the mixture is stirred. As soon as the solid is thoroughly suspended, a cold solution of 111 g. of sodium hydroxide in 200 cc. of water is added and brisk stirring is continued for one hour. If the ...
