Dibenzothiophene
Also known as: Diphenylene sulfide, 9-Thiafluorene, DBT, Dibenzo[b,d]thiophene, [1,1'-Biphenyl]-2,2'-diyl sulfide, 2,2'-Biphenylylene sulfide
Dibenzothiophene (CAS 132-65-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H8S and a molecular weight of 184.257 g/mol. Key properties include a melting point of 97-100 °C(lit.), a boiling point of 332-333 ºC, a density of 1.3±0.1 g/cm3 and a flash point of 170 ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 132-65-0
- Jingsj CID
- J-1991283-3
- Molecular Formula
- C12H8S
- Molecular Weight
- 184.257 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 97-100 °C(lit.) |
|---|---|
| Boiling Point | 332-333 ºC |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 170 ºC |
| Exact Mass | 184.034668 |
| PSA | 28.24000 |
| LogP | 4.38 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.756 |
| Additional Property | SOLUBLE |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H410 — Very toxic to aquatic life with long lasting effects
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Dibenzothiophene?
The CAS number of Dibenzothiophene is 132-65-0.
What are the molecular formula and molecular weight of Dibenzothiophene?
Dibenzothiophene has molecular formula C12H8S and molecular weight 184.257 g/mol.
Is Dibenzothiophene hazardous?
Dibenzothiophene has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H410 — Very toxic to aquatic life with long lasting effects.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dibenzothiophene (CAS 132-65-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991283-3 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.