1,3,5-Trichlorobenzene
Also known as: sym-Trichlorobenzene, s-Trichlorobenzene, 1,3,5-TCB, Benzene, 1,3,5-trichloro-, 3,5-dichlorophenyl chloride
1,3,5-Trichlorobenzene (CAS 108-70-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H3Cl3 and a molecular weight of 181.447 g/mol. Key properties include a melting point of 63 °C, a boiling point of 211.3±20.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 126.7±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 108-70-3
- Jingsj CID
- J-1102320-9
- Molecular Formula
- C6H3Cl3
- Molecular Weight
- 181.447 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 63 °C |
|---|---|
| Boiling Point | 211.3±20.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 126.7±0.0 °C |
| Exact Mass | 179.930038 |
| LogP | 4.04 |
| Vapor Pressure | 0.3±0.4 mmHg at 25°C |
| Refractive Index | 1.567 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H332 — Harmful if inhaled
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
- H412 — Harmful to aquatic life with long lasting effects
Customs & Trade Information
| HS Code | 2903999090 |
|---|---|
| Summary | 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 1,3,5-Trichlorobenzene?
The CAS number of 1,3,5-Trichlorobenzene is 108-70-3.
What are the molecular formula and molecular weight of 1,3,5-Trichlorobenzene?
1,3,5-Trichlorobenzene has molecular formula C6H3Cl3 and molecular weight 181.447 g/mol.
Is 1,3,5-Trichlorobenzene hazardous?
1,3,5-Trichlorobenzene has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.
What are the upstream and downstream products of 1,3,5-Trichlorobenzene?
For 1,3,5-Trichlorobenzene, Upstream Products: 1,3-Dibromo-5-chlorobenzene, 1-Bromo-3,5-dichlorobenzene, 2,4,6-Trichloroaniline; Downstream Products: 3,5-Dichlorobiphenyl, 1,3-Dichlorobenzene, 2,2',4,4',6,6'-Hexachlorobiphenyl.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,3,5-Trichlorobenzene (CAS 108-70-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1102320-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.