Number | Name | Date | Kind |
---|---|---|---|
2647129 | Bashour | Jul 1953 | |
3697221 | Redmore et al. | Oct 1972 | |
3847943 | Warner | Nov 1974 | |
4382816 | Bahr | May 1983 | |
4760078 | Yamamoto et al. | Jul 1988 |
Entry |
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The Chemistry of Heterocyclic Compounds, "Multi-Sulfur and Sulfur and Oxygen Five- and Six-Membered Heterocycles", Part 1, pp. 347-405, by David S. Breslow (Chapter Editor), Interscience Publishers, 1969. |