1-Propanethiol CAS：107-03-9
High Reactivity：The thiol functional group (-SH) gives 1-propanethiol excellent nucleophilic properties, allowing it to participate effectively in various chemical reactions. This high reactivity enables faster reaction times and improved production efficiency in manufacturing processes.
Broad Application Range：This versatile compound finds essential uses across multiple industries. It serves as a key intermediate in pharmaceutical synthesis, particularly for organosulfur drugs, while also being crucial in rubber manufacturing and fragrance production.
Structural Versatility：As an important chemical building block, 1-propanethiol efficiently introduces the propylthio group into molecular structures. This capability makes it particularly valuable for creating specialized compounds in fine chemical synthesis and drug development.
1-Propanethiol is an organosulfur substance with the molecular formula C₃H₈S. It appears as a clear, colorless liquid at room temperature and has an intense, penetrating odor. As an important intermediate in chemical production, it is widely used in the preparation of medicines, pesticides and various fine chemicals.
Its molecular structure contains a sulfhydryl group (-SH), which gives the compound strong nucleophilic reactivity. This makes it a key raw material for making organosulfur drugs such as antiulcer medicines and antibacterial products. In addition, it is also widely used in rubber vulcanization and the synthesis of perfume ingredients.
| Melting point | -113 °C |
| Boiling point | 67-68 °C(lit.) |
| Density | 0.841 g/mL at 25 °C(lit.) |
| Vapor density | 2.54 (vs air) |
| Vapor pressure | 122 mm Hg ( 20 °C) |
| Refractive index | n20/D 1.437(lit.) |
| FEMA | 3521 | PROPANETHIOL |
| Fp | −5 °F |
| Storage temp | Store below +30°C. |
| Solubility | 1.9g/l |
| Pka | pK1:10.86 (25°C) |
| Form | Liquid |
| Color | Colorless |
| Odor | At 0.10 % in propylene glycol. cabbage natural gas sweet onion |
| Odor Threshold | 0.000013ppm |
| Odor Type | Alliaceous |
| Biological source | Synthetic |
| Water Solubility | Immiscible |
