Reactions of Dichloroethenes with Sulfur in the System Hydrazine Hydrate–KОН
- Authors: Levanova Е.P.1, Nikonova V.S.1, Grabel’nykh V.А.1, Russavskaya N.V.1, Albanov A.I.1, Rozentsveig I.B.1, Korchevin N.А.1
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Affiliations:
- Favorskii Irkutsk Institute of Chemistry, Siberian Branch
- Issue: Vol 88, No 3 (2018)
- Pages: 383-388
- Section: Article
- URL: https://journals.rcsi.science/1070-3632/article/view/222037
- DOI: https://doi.org/10.1134/S1070363218030015
- ID: 222037
Cite item
Abstract
Vinylidene chloride and 1,2-dichloroethene react with sulfur in the system hydrazine hydrate–KОН with the formation of polyvinylenesulfide oligomer of molecular mass 1750–6120 Da containing also vinylenehydrazine and vinylenechloride links in the Z-configuration, and 1,4-dithiine in the yield up to 46%. In aqueous-hydrazine layer polysulfide anions Sn2– (n = 1–4), mainly S22– were found. The mechanism of formation of oligomers and 1,4-dithiine is suggested, which includes in the first stage dehydrochlorination of dichloroethenes and generation of chloroacetylene.
About the authors
Е. P. Levanova
Favorskii Irkutsk Institute of Chemistry, Siberian Branch
Email: venk@irioch.irk.ru
Russian Federation, ul. Favorskogo 1, Irkutsk, 664033
V. S. Nikonova
Favorskii Irkutsk Institute of Chemistry, Siberian Branch
Email: venk@irioch.irk.ru
Russian Federation, ul. Favorskogo 1, Irkutsk, 664033
V. А. Grabel’nykh
Favorskii Irkutsk Institute of Chemistry, Siberian Branch
Author for correspondence.
Email: venk@irioch.irk.ru
Russian Federation, ul. Favorskogo 1, Irkutsk, 664033
N. V. Russavskaya
Favorskii Irkutsk Institute of Chemistry, Siberian Branch
Email: venk@irioch.irk.ru
Russian Federation, ul. Favorskogo 1, Irkutsk, 664033
A. I. Albanov
Favorskii Irkutsk Institute of Chemistry, Siberian Branch
Email: venk@irioch.irk.ru
Russian Federation, ul. Favorskogo 1, Irkutsk, 664033
I. B. Rozentsveig
Favorskii Irkutsk Institute of Chemistry, Siberian Branch
Email: venk@irioch.irk.ru
Russian Federation, ul. Favorskogo 1, Irkutsk, 664033
N. А. Korchevin
Favorskii Irkutsk Institute of Chemistry, Siberian Branch
Email: venk@irioch.irk.ru
Russian Federation, ul. Favorskogo 1, Irkutsk, 664033