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1,3,5-Tris(trifluoromethyl)benzene

Also known as: 1,3,5-TRIS(TRIFLUOROMETHYL)BENZENE, 1,3,5-Tri(trifluoromethyl)benzene, Benzene, 1,3,5-tris(trifluoromethyl)-, 1,3,5-Tris-trifluormethyl-benzol

1,3,5-Tris(trifluoromethyl)benzene (CAS 729-81-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H3F9 and a molecular weight of 282.106 g/mol. Key properties include a melting point of 9ºC, a boiling point of 94.1±35.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 19.4±17.7 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
729-81-7
Jingsj CID
J-21160-9
Molecular Formula
C9H3F9
Molecular Weight
282.106 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point9ºC
Boiling Point94.1±35.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point19.4±17.7 °C
Exact Mass282.009094
LogP4.77
Vapor Pressure54.9±0.2 mmHg at 25°C
Refractive Index1.353

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning
  • H226 — Flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2903999090
Summary2903999090 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-Tris(trifluoromethyl)benzene?

The CAS number of 1,3,5-Tris(trifluoromethyl)benzene is 729-81-7.

What are the molecular formula and molecular weight of 1,3,5-Tris(trifluoromethyl)benzene?

1,3,5-Tris(trifluoromethyl)benzene has molecular formula C9H3F9 and molecular weight 282.106 g/mol.

Is 1,3,5-Tris(trifluoromethyl)benzene hazardous?

1,3,5-Tris(trifluoromethyl)benzene has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 1,3,5-Tris(trifluoromethyl)benzene?

For 1,3,5-Tris(trifluoromethyl)benzene, Upstream Products: Trimesic acid, 3,5-Bis(trifluoromethyl)bromobenzene, Sodium trifluoroacetate; Downstream Products: Mesitylene, 2,4,6-Tris(trifluoromethyl)benzoic acid, 3,5-Bis(trifluoromethyl)benzoic acid.

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-Tris(trifluoromethyl)benzene (CAS 729-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21160-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.