Hexachlorobenzene
Also known as: EINECS 204-273-9, HCB, Hexachlorobenzene 13C6, Hexachlorobenzene solution, MFCD00000540, hexachlorobenzene
Hexachlorobenzene (CAS 118-74-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6Cl6 and a molecular weight of 284.782 g/mol. Key properties include a melting point of 227-229 °C(lit.), a boiling point of 324.5±0.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 151.1±23.9 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H319 — Causes serious eye irritation and H336 — May cause drowsiness or dizziness. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 118-74-1
- Jingsj CID
- J-38262-1
- Molecular Formula
- C6Cl6
- Molecular Weight
- 284.782 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 227-229 °C(lit.) |
|---|---|
| Boiling Point | 324.5±0.0 °C at 760 mmHg |
| Density | 1.8±0.1 g/cm3 |
| Flash Point | 151.1±23.9 °C |
| Exact Mass | 281.813110 |
| LogP | 4.89 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.607 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H319 — Causes serious eye irritation
- H336 — May cause drowsiness or dizziness
- H350 — May cause cancer
- H411 — Toxic to aquatic life with long lasting effects
Customs & Trade Information
| HS Code | 2903920000 |
|---|---|
| Summary | 2903920000 perchlorobenzene。supervision conditions:89(articles on the list of prohibited export goods,articles on the list of prohibited import goods)。VAT:17.0%。tax rebate rate:0.0%。MFN tarrif:5.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Hexachlorobenzene?
The CAS number of Hexachlorobenzene is 118-74-1.
What are the molecular formula and molecular weight of Hexachlorobenzene?
Hexachlorobenzene has molecular formula C6Cl6 and molecular weight 284.782 g/mol.
Is Hexachlorobenzene hazardous?
Hexachlorobenzene has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H319 — Causes serious eye irritation; H336 — May cause drowsiness or dizziness.
What are the upstream and downstream products of Hexachlorobenzene?
For Hexachlorobenzene, Downstream Products: 1,3,5-Trichloro-2,4,6-trifluorobenzene, Perfluorobenzene, Chloropentafluorobenzene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Hexachlorobenzene (CAS 118-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38262-1 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.