CAS · 513-53-1
Product Overview
2-Butanethiol is a high-purity analytical-reagents supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance | Colorless to yellow liquid |
|---|---|
| Assay (w/%) | 98% min |
| Relative density (25°C) | 0.825-0.842 |
| Refractive index (20°C) | 1.430-1.442 |
Applications
2-Butanethiol (CAS 513-53-1) is a volatile sulfur-containing organic compound widely used in chemical synthesis, odorant formulations, and industrial applications. In chemical manufacturing, it serves as a building block for the preparation of thiol derivatives, thioethers, and other sulfur-containing compounds, which are used in pharmaceuticals, agrochemicals, and specialty chemicals. It is also employed as an odorant in natural gas and propane to provide a detectable scent for safety purposes. Additionally, 2-butanethiol is used in polymer and material chemistry as a chain transfer agent in radical polymerization and in the synthesis of metal complexes for catalysis or chemical modification.
Benefits
The benefits of 2-butanethiol arise from its strong nucleophilicity, reactivity, and distinctive sulfur functionality. Its thiol group can participate in nucleophilic substitution, oxidation, and addition reactions, enabling the efficient synthesis of sulfur-containing molecules with diverse structures. Its volatility and strong odor make it effective as a trace-level safety odorant in gaseous fuels. Furthermore, it is soluble in many organic solvents, compatible with standard reaction conditions, and allows for controlled functionalization in polymer or material synthesis. Its reactivity combined with small molecular size provides versatility for both laboratory-scale and industrial chemical applications.
Conclusion
2-Butanethiol is a reactive and versatile thiol compound with applications in chemical synthesis, polymer chemistry, and safety odorant formulations. Its sulfur functionality enables selective derivatization and the construction of thioethers, metal complexes, and other bioactive molecules. By supporting the development of functional chemicals, polymers, and safety systems, 2-butanethiol remains an important intermediate and functional reagent in both research and industrial settings.
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