1-Hexanethiol
Pharmaceutical Materials 2025-03-02
CAS Number: 111-31-9
Molecular Formula: C6H14S
Molecular Weight: 118.24 g/mol
Appearance: Colorless liquid with a malodorous odor
Melting Point: -81 to -80°C
Boiling Point: 150-154°C
Density: Approximately 0.84 g/mL
Usage: Used as a flavoring agent, in fuel additives, and as an intermediate in chemical synthesis.
| Category | Information |
|---|---|
| Basic Information | |
| Chemical Name | 1-Hexanethiol |
| Other Names | n-Hexyl Mercaptan, Hexyl Mercaptan, Hexyl Sulfide, 1-Hexylsulfide, Hexyl thiol |
| CAS Number | 111-29-5 |
| Chemical Formula | C6H14S |
| Molecular Weight | 118.24 g/mol |
| Physical Properties | |
| Appearance | Colorless to yellow liquid with a strong, unpleasant odor |
| Density | 0.817 g/mL at 25°C |
| Melting Point | -77 °C |
| Boiling Point | 146-148 °C |
| Flash Point | 39 °C |
| Refractive Index | 1.437-1.439 |
| Solubility | Insoluble in water, soluble in alcohol, ether, and benzene |
| Chemical Properties | |
| Functional Group | Thiol (-SH) |
| Reactivity | Can undergo oxidation, substitution, and addition reactions |
| Odor Threshold | Very low, with a strong, unpleasant odor detectable at very low concentrations |
| Applications | |
| Industrial Uses | Used as a flavoring agent in foods, as a fragrance component in perfumes, and as an intermediate in the synthesis of other chemicals |
| Safety Information | |
| Hazard Classification | Flammable liquid and harmful if swallowed or inhaled |
| Risk Phrases | R10 (Flammable), R20 (Harmful by inhalation), R36/37/38 (Irritating to eyes, respiratory system, and skin) |
| Safety Phrases | S16 (Keep away from sources of ignition – No smoking), S26 (In case of contact with eyes, rinse immediately with plenty of water and seek medical advice), S36/37/39 (Wear suitable protective clothing, gloves, and eye/face protection) |
| Storage Conditions | Store in a cool, dry, well-ventilated area away from heat, sparks, and ignition sources. Keep container tightly closed and separate from oxidants and incompatible materials. |
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