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Alfa Aesar |
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400-6106006 |
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| | 3-Methyl-2-butanethiol Basic information |
| | 3-Methyl-2-butanethiol Chemical Properties |
| Melting point | -109.95°C (estimate) | | Boiling point | 109-112 °C(lit.) | | density | 0.841 g/mL at 25 °C(lit.) | | refractive index | n20/D 1.444(lit.) | | FEMA | 3304 | 3-METHYL-2-BUTANETHIOL | | Fp | 60 °F | | pka | 10.85±0.10(Predicted) | | form | liquid (estimate) | | color | Colorless to Almost colorless | | Odor | at 0.10 % in propylene glycol. repulsive beefy meaty | | Odor Type | sulfurous | | biological source | synthetic | | Sensitive | Air Sensitive | | JECFA Number | 517 | | Henry's Law Constant | 1.5×10-3 mol/(m3Pa) at 25℃, Yaws et al. (2003) | | Major Application | flavors and fragrances | | InChI | 1S/C5H12S/c1-4(2)5(3)6/h4-6H,1-3H3 | | InChIKey | BFLXFRNPNMTTAA-UHFFFAOYSA-N | | SMILES | CC(C)C(C)S | | LogP | 2.47 | | CAS DataBase Reference | 2084-18-6(CAS DataBase Reference) | | NIST Chemistry Reference | 2-Butanethiol, 3-methyl-(2084-18-6) | | EPA Substance Registry System | 2-Butanethiol, 3-methyl- (2084-18-6) |
| Hazard Codes | F | | Risk Statements | 11 | | Safety Statements | 16-33-36-24/25 | | RIDADR | UN 3336 3/PG 2 | | WGK Germany | 3 | | TSCA | TSCA listed | | HazardClass | 3 | | PackingGroup | II | | HS Code | 29309090 | | Storage Class | 3 - Flammable liquids | | Hazard Classifications | Flam. Liq. 2 |
| | 3-Methyl-2-butanethiol Usage And Synthesis |
| Description | 3-Methyl-2-butanethiol has a repulsive, characteristic mercaptanlike odor. Prepared from isoamyl chloride and potassium sulfhydrate; also the corresponding sodium salt can be prepared from
diisopentyl-disulfide and sodium metal in liquid ammonia. | | Chemical Properties | 3-Methyl-1-butanethiol has a repulsive, characteristic mercaptan-like odor. | | Chemical Properties | Colorless liquid; offensive odor.Insoluble in water; soluble in organic solvents. | | Occurrence | Reported found in cooked beef. | | Uses | Polymerization modifier, insecticide intermediate, vulcanization accelerator intermediate, nonionic surface-active agent. | | Preparation | From isoamyl chloride and potassium sulfhydrate; also, the corresponding sodium salt can be prepared from diisopentyldisulfide and sodium metal in liquid ammonia. | | Definition | ChEBI: 3-Methyl-2-butanethiol is an alkanethiol. | | Hazard | Flammable, dangerous fire risk. |
| | 3-Methyl-2-butanethiol Preparation Products And Raw materials |
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