METHOD OF PRODUCING 1,2-BIS-(1,5,3-DITHIAZEPAN-3-YL)ETHANE WITH SORPTION ACTIVITY WITH RESPECT TO PALLADIUM (II) AND SILVER (I)

摘要

FIELD: chemistry.;SUBSTANCE: invention relates to 1,2-bis-(1,5,3-dithiazepan-3-yl)ethane of formula (1),; ;having sorption activity with respect to palladium(II) and silver(I). Method involves reaction of a mixture of 1,2-ethanediol and formaldehyde in water with 1,2-ethylenediamine in molar ratio HS(CH₂)₂SH:CH₂O:NH₂(CH₂)₂NH₂=2:4:1, room temperature (~20 °C) and atmospheric pressure for 2–4 hours.;EFFECT: disclosed is a method of producing 1,2-bis-(1,5,3-dithiazepan-3-yl)ethane with sorption activity with respect to palladium(II) and silver(I).;2 cl, 2 tbl, 3 ex