abstract |
The invention relates to a method for producing ethylenediamine diacetonitrile (EDDN) and/or ethylenediamine monoacetonitrile (EDMN) by reacting formaldehyde (FA), hydrocyanic acid (HCN) and ethylenediamine (EDA), characterized by using stabilizer-free HCN or HCN that was stabilized with an organic acid. |