1: .alpha.-hydroximido-(acetamide)acetonitrile; orthoformic acid triethyl ester With aluminium; mercury dichloride in water; acetonitrile 2: 1-amino diphenylmethane in water; acetonitrile Heating;

in acetonitrile

1: orthoformic acid triethyl ester; α-amino-α-cyanoacetamide in acetonitrile 0.75 h; Reflux; 2: 1-amino diphenylmethane in acetonitrile 0.75 h; Reflux;