9303. Thianaphthene

Nomenclature

CAS number: 95-15-8
Benzo[b]thiophene; benzothiofuran.
C8H6S; mol wt 134.20.
C 71.60%, H 4.51%, S 23.89%.

Description and references

Occurs in lignite tar. Catalytic synthesis from styrene and hydrogen sulfide: Moore, Greensfelder, J. Am. Chem. Soc. 69, 2008 (1947); from ethyl benzene and hydrogen sulfide: Hansch, Hawthorne, ibid. 70, 2495 (1948).

Chemical structure

Properties

Leaflets. Odor similar to that of naphthalene. mp 32°; bp760 221°; bp20 103-105°. Volatile with steam. Sol in the usual organic solvents.

Use

Manuf of pharmaceuticals, thioindigo.