Tags: Chemical Compound, Chemical Substance.
Methanethiol /ˈmɛθeɪnˈθaɪɒl/ (also known as methyl mercaptan) is an organic compound with the chemical formula CH3SH (also written as CH4S). It is a colorless gas with a distinctive putrid smell. It is a natural substance found in the blood and brain of humans and other animals as well as plant tissues. It is disposed of through animal feces. It occurs naturally in certain foods such as some nuts and cheese.