1-Butanethiol (109-79-5) (C4h10s)

About 1-Butanethiol (109-79-5) (C4h10s)

1Butanethiol (CAS 109795), also known as butyl mercaptan, is a volatile organosulfur compound with the formula C4H10S. It is a colourless liquid characterised by an intense, skunklike odour. Industrially, it serves as a chemical intermediate in the synthesis of sulfur compounds and specialised materials. Its pungent odour makes it valuable as an odorant in natural gas, helping detect leaks for safety. In laboratories, it is used as a reagent in organic synthesis and as a sensor. Applications extend to polymer studies, gas sensor calibration, and safety markers in pipelines, highlighting its importance despite its unpleasant smell

Industrial Applications

1-Butanethiol serves a vital role in various industrial sectors, primarily for flavor creation and chemical synthesis. Its unique odor and solubility characteristics make it a preferred choice for specialized processes where a sharp aroma or specific chemical reactivity are required. The compound must be used in well-ventilated environments with adequate safety measures.


Safe Handling and Storage

Due to its poisonous nature, 1-Butanethiol requires careful handling. It should be stored at room temperature in tightly sealed containers away from incompatible substances. Users must employ protective equipment and follow proper safety protocols to prevent accidental exposure or environmental contamination.


Physical and Chemical Properties

1-Butanethiol presents as a clear, colorless liquid with a significant melting point of -116C. Its molecular formula is C4H10S, and it demonstrates good solubility in ether and alcohol. With a purity of 97%, this compound is reliable for professional and controlled applications, maintaining its integrity for 6-12 months under suitable storage conditions.