1579. tert-Butyl Mercaptan

Nomenclature

CAS number: 75-66-1
2-Methyl-2-propanethiol.
C4H10S; mol wt 90.19.
C 53.27%, H 11.18%, S 35.55%.

Description and references

Prepd from tert-butyl iodide, ZnS and alcohol: Dobbin, J. Chem. Soc. 57, 641 (1890). See also US 2020421 C.A. 30, 489 (1936) and US 2051806 C.A. 30, 6760 (1936).

Chemical structure

Properties

Mobile liquid. Heavy skunk odor. mp -0.5°. bp760 63.7-64.2°. d425 0.79426; nD25 1.41984: Mathias, J. Am. Chem. Soc. 72, 1897 (1950). Flammable. Remarkably stable to oxidizing agents. Slightly sol in water. Very sol in alcohol, ether, liquid H2S.