Benzo(c)thiophene
{{short description|Chemical compound}}
{{DISPLAYTITLE:Benzo(c)thiophene}}
{{correct title|reason=bracket|edit=substitution|Benzo[c]thiophene}}
{{Chembox
| Verifiedfields = changed
| verifiedrevid = 459953146
|Name=Benzo[c]thiophene
| ImageFile = Benzo-c-thiophene simple structure.png
| ImageSize = 130
| ImageAlt = Skeletal formula
| ImageFile1 = Benzo(c)thiophene-3D-balls.png
| ImageSize1 = 160
| ImageAlt1 = Ball-and-stick model
|PIN=2-Benzothiophene
|OtherNames= Isobenzothiophene
|Section1= {{Chembox Identifiers
| InChIKey = LYTMVABTDYMBQK-UHFFFAOYAW
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo = 270-82-6
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = P5T9LN69TC
| ChEBI_Ref = {{ebicite|correct|EBI}}
| ChEBI = 36953
| PubChem = 136081
| Beilstein = 1280862
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
| StdInChI = 1S/C8H6S/c1-2-4-8-6-9-5-7(8)3-1/h1-6H
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = LYTMVABTDYMBQK-UHFFFAOYSA-N
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 119858
| InChI = 1/C8H6S/c1-2-4-8-6-9-5-7(8)3-1/h1-6H
| SMILES=s2cc1ccccc1c2
| MeSHName=
}}
|Section2= {{Chembox Properties
| Formula=C8H6S
| MolarMass =134.1982
| Appearance=
| Density= 1.187 g/cm3
| MeltingPt =
| BoilingPt =
}}
|Section3= {{Chembox Hazards
| FlashPtC = 66.8
}}
}}
Benzo[c]thiophene is an organic compound with the chemical formula C8H6S.{{cite journal|title=Nonclassical Condensed Thiophenes|author1=Cava, Michael P. |author2=Lakshmikantham, M. V. |doi=10.1021/ar50088a005|journal=Accounts of Chemical Research|year=1975|volume=8|issue=4 |pages=139–44}}
The similarly named Benzo[b]thiophene is an isomer with the sulfur in the position adjacent to the benzene ring. Benzo[b]thiophene is more stable and far more commonly encountered.