2,4-Dithiapentane
Names | |
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IUPAC name
2,4-Dithiapentane | |
Other names
Bis(methylthio)methane Bis(methylsulfanyl)methane Bis(methylmercapto)methane | |
Identifiers | |
1618-26-4 | |
1731143 | |
ChemSpider | 14639 |
Jmol interactive 3D | Image Image |
PubChem | 15380 |
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Properties | |
C3H8S2 | |
Molar mass | 108.22 g·mol−1 |
Appearance | Liquid |
Density | 1.059 g/cm3, liquid |
Melting point | −20.5 °C (−4.9 °F; 252.7 K) |
Boiling point | 147 °C (297 °F; 420 K) |
Immiscible | |
Refractive index (nD) |
1.53 |
Viscosity | 0.00113 Pa s |
Hazards | |
Safety data sheet | External MSDS |
R-phrases | R10 |
S-phrases | S16 |
NFPA 704 | |
Flash point | 43.89 °C (111.00 °F; 317.04 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
verify (what is ?) | |
Infobox references | |
2,4-Dithiapentane is an organosulfur compound known to be an important component of truffle flavor. It is used as a primary aromatic ingredient in truffle oil when combined in an olive oil base.[1] It is a colorless liquid with a strong odor.
2,4-Dithiapentane is the dimethylthioacetal of formaldehyde. It is prepared by the acid-catalyzed addition of methyl mercaptan to formaldehyde.
- 2 CH3SH + H2C=O → CH3SCH2SCH3 + H2O
See also
Notes and references
- ↑ Patterson, Daniel (2007-05-16). "Hocus-Pocus, and a Beaker of Truffles". The New York Times. Retrieved 2008-02-13.
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