2propylthiol

2-propylthiol, also known as isopropylthiol or isopropyl mercaptan, is an organosulfur compound with the chemical formula C3H7SH. It is a thiol, characterized by the presence of a sulfhydryl group (-SH) attached to a propyl group. This compound is a colorless liquid with a strong, pungent odor, typical of thiols.

2-propylthiol is flammable and has a low flash point. It is soluble in many organic solvents but only slightly soluble in water. Its odor is detectable at very low concentrations, making it useful as an odorant for natural gas and liquefied petroleum gas (LPG) to help detect leaks, as these gases are naturally odorless.

The synthesis of 2-propylthiol can be achieved through various methods, including the reaction of isopropyl halide with a hydrosulfide salt. It can also be found as a minor component in some natural processes, such as the fermentation of certain foods.

In terms of safety, 2-propylthiol is considered toxic and an irritant. Exposure can cause irritation to the eyes, skin, and respiratory tract. Due to its strong odor and potential health effects, it should be handled with appropriate safety precautions, including good ventilation and personal protective equipment.