Tetrasulfane
Chemical compound
From Wikipedia, the free encyclopedia
Tetrasulfane (S4H2) is an inorganic chemical compound featuring a disulfide and two thiol groups.
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Other names
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| Identifiers | |
3D model (JSmol) |
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| ChEBI | |
| ChemSpider | |
| 184498 | |
PubChem CID |
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| Properties | |
| H2S4 | |
| Molar mass | 130.26 g·mol−1 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Production
Similar to other polysulfanes, it can be made by neutralizing the given polysulfane salt with an acid, such as HCl or H2SO4. Example given with HCl and Na2S4:[1]
- Na2S4 + 2 HCl → 2 NaCl + H2S4
Physical properties
Same as other polysulfanes, tetrasulfane it is a yellowish, oily liquid. Its density is around 1.5 g/cm3 (±0.1 g/cm3).[2]