6378. 1-Naphthalenethiol

Nomenclature

CAS number: 529-36-2
α-Thionaphthol; 1-thionaphthol; 1-mercaptonaphthalene; 1-naphthyl mercaptan.
C10H8S; mol wt 160.24.
C 74.95%, H 5.03%, S 20.01%.

Description and references

Prepd by catalytic sulfurization of naphthalene with S, S2Cl2, etc., followed by hydrogenation: Lazier et al.; Signaigo, US 2402645; US 2402686 (both 1946 to du Pont).

Chemical structure

Properties

Liquid, strong mercaptan odor. Solidif on cooling. d40 1.1729; d204 1.607; d234 1.1549. bp760 285°; bp10.3 144.8°; bp2 138-140°. nD20 1.6802. Sol in ethanol, ether; sparingly sol in aq alkalies. Volatile with steam.