| Identification | ||
| Name | Butanethiol | |
| Synonyms | 1-Mercaptobutane; Butyl mercaptan; n-Butyl thioalcohol; Butane-1-thiol | |
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| Molecular Structure |
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| Molecular Formula | C4H10S | |
| Molecular Weight | 90.18 | |
| CAS Registry Number | 109-79-5 | |
| EINECS | 203-705-3 | |
| FEMA | 3478 | |
| Properties | ||
| Density | 0.84 | |
| Melting point | -116 ºC | |
| Boiling point | 98 ºC | |
| Refractive index | 1.442-1.444 | |
| Flash point | 12 ºC | |
| Water solubility | 0.60 g/100 mL. Slightly soluble | |