Sodium methanethiolate or sodium thiomethoxide (CH₃SNa, MeSNa) is the sodium conjugate base of

methanethiol Methanethiol (also known as methyl mercaptan) is an organosulfur compound with the chemical formula . It is a colorless gas with a distinctive putrid smell. It is a natural substance found in the blood, brain and feces of animals (including hum ...

. This compound is commercially available as a white solid. It is a powerful

nucleophile In chemistry, a nucleophile is a chemical species that forms bonds by donating an electron pair. All molecules and ions with a free pair of electrons or at least one pi bond can act as nucleophiles. Because nucleophiles donate electrons, they are ...

that can be used to prepare methylthioethers. Its

hydrolysis Hydrolysis (; ) is any chemical reaction in which a molecule of water breaks one or more chemical bonds. The term is used broadly for substitution reaction, substitution, elimination reaction, elimination, and solvation reactions in which water ...

in moist air produces

, which has a low odor threshold and a noxious fecal smell.

References

Thiolates Organic sodium salts {{organic-compound-stub