: B 2360 (OTTO) N-Boc-ethylenediamine, 98% Cas - 57260-73-8 - used in the synthesis of thyronamine derivatives. B 2360 (OTTO) N-Boc-ethylenediamine, 98% Cas - 57260-73-8 - used in the preparation of (2-isothiocyanato-ethyl)-carbamic acid tert-butyl ester by reacting with carbon disulfide.