Disulfane
| Structural formula | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||
| General | ||||||||||
| Surname | Disulfane | |||||||||
| other names |
Hydrogen disulfide |
|||||||||
| Molecular formula | H 2 S 2 | |||||||||
| Brief description |
light yellow liquid |
|||||||||
| External identifiers / databases | ||||||||||
|
||||||||||
| properties | ||||||||||
| Molar mass | 66.14 g mol −1 | |||||||||
| Physical state |
liquid |
|||||||||
| density |
1.334 g cm −3 |
|||||||||
| Melting point |
−89.6 ° C |
|||||||||
| boiling point |
70.7 ° C |
|||||||||
| safety instructions | ||||||||||
|
||||||||||
| As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . | ||||||||||
Disulfan is a chemical compound from the group of disulfides with a smell similar to camphor and decomposes to hydrogen sulfide and elemental sulfur .
Extraction and presentation
Disulfan can be obtained by cracking raw sulfan .
properties
Disulfan is a light yellow liquid that breaks down in water and alcohols. It is soluble in carbon disulfide , benzene and carbon tetrachloride .
Individual evidence
- ↑ a b c d e f g h Georg Brauer (Ed.), With the collaboration of Marianne Baudler u. a .: Handbook of Preparative Inorganic Chemistry. 3rd, revised edition. Volume I, Ferdinand Enke, Stuttgart 1975, ISBN 3-432-02328-6 , p. 364.
- ↑ This substance has either not yet been classified with regard to its hazardousness or a reliable and citable source has not yet been found.
- ^ R. Steudel "Inorganic Polysulfanes H 2 S n with n > 1" in Elemental Sulfur and Sulfur-Rich Compounds II (Topics in Current Chemistry) 2003, edition 231, pages 99-125.
- ↑ Ralf Steudel : Elemental Sulfur and Sulfur-Rich Compounds II . Springer, 2003, ISBN 3-540-40378-7 , pp. 107 ( limited preview in Google Book search).