Thiophene
Thiophene is an organic compound with the molecular formula C4H4S.
- Formula
- C4H4S
- Molar mass
- 84.14 g/mol
- Also known as
- Thiofuran, Thiole, Thiophen, Thiotetrole, Thiacyclopentadiene, Thiofurfuran
Overview
Thiophene is an organic compound with the molecular formula C4H4S.
Identifiers
- Formula
- C4H4S
- Molar mass
- 84.14 g/mol
- Also known as
- Thiofuran, Thiole, Thiophen, Thiotetrole, Thiacyclopentadiene, Thiofurfuran
Chemical identifiers
- SMILES
- C1=CSC=C1
- InChI
- InChI=1S/C4H4S/c1-2-4-5-3-1/h1-4H
- PubChem CID
- 8030
Properties
- Melting Point
- -39.4 °C
- Boiling Point
- 84.0 °C @ 760 MM HG
- Relative density (water = 1)
- Relative density (water = 1): 1.06
- Water solubility
- water solubility = 3,020 mg/l @ 25 °C
References
- PubChem Compound Summary: Thiophene (CID 8030)National Center for Biotechnology Information · PubChem
Identity, molecular formula, molecular weight and aliases retrieved via PUG REST on 2026-09-08.
- Hazardous Substances Data Bank (HSDB): Thiophene — melting pointHazardous Substances Data Bank (HSDB)
Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8030#section=Melting-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Lide, D.R. (ed.). CRC Handbook of Chemistry and Physics. 76th ed. Boca Raton, FL: CRC Press Inc., 1995-1996., p. 3-320
- Hazardous Substances Data Bank (HSDB): Thiophene — boiling pointHazardous Substances Data Bank (HSDB)
Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8030#section=Boiling-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Lide, D.R. (ed.). CRC Handbook of Chemistry and Physics. 76th ed. Boca Raton, FL: CRC Press Inc., 1995-1996., p. 3-320
- ILO-WHO International Chemical Safety Cards (ICSCs): Thiophene — densityILO-WHO International Chemical Safety Cards (ICSCs)
Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8030#section=Density. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred.
- Hazardous Substances Data Bank (HSDB): Thiophene — solubilityHazardous Substances Data Bank (HSDB)
Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/8030#section=Solubility. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Yalkowsky SH, Dannenfelser RM; The AQUASOL dATAbASE of Aqueous Solubility. Fifth ed, Tucson, AZ: Univ Az, College of Pharmacy (1992)