thianaphthene
noun
thia·naph·thene
| \ ¦thīə¦nafˌthēn, ÷ -apˌth-\
plural -s
Definition of thianaphthene
: a crystalline heterocyclic compound C8H6S that has an odor like that of naphthalene and is found in lignite tar
— called also benzothiophene
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