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4-(Trifluoromethyl)benzyl bromide

Also known as: 1-(Bromomethyl)-4-(trifluoromethyl)benzene, 4-(Bromomethyl)benzotrifluoride, α′-Bromo-α,α,α-trifluoro-p-xylene, p-(Trifluoromethyl)benzyl bromide, 1-Trifluoromethyl-4-(bromomethyl)benzene, alpha′-Bromo-alpha,alpha,alpha-trifluoro-p-xylene, alpha-Bromo-alpha′,alpha′,alpha′-trifluoro-p-xylene, p-Xylene, α′-bromo-α,α,α-trifluoro-

4-(Trifluoromethyl)benzyl bromide (CAS 402-49-3) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H6BrF3 and a molecular weight of 239.032 g/mol. Key properties include a melting point of 29-33 °C(lit.), a boiling point of 202.9±35.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 88.9±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
402-49-3
Jingsj CID
J-48620-4
Molecular Formula
C8H6BrF3
Molecular Weight
239.032 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point29-33 °C(lit.)
Boiling Point202.9±35.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point88.9±0.0 °C
Exact Mass237.960495
LogP3.49
Vapor Pressure0.4±0.4 mmHg at 25°C
Refractive Index1.488

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

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 4-(Trifluoromethyl)benzyl bromide?

The CAS number of 4-(Trifluoromethyl)benzyl bromide is 402-49-3.

What are the molecular formula and molecular weight of 4-(Trifluoromethyl)benzyl bromide?

4-(Trifluoromethyl)benzyl bromide has molecular formula C8H6BrF3 and molecular weight 239.032 g/mol.

Is 4-(Trifluoromethyl)benzyl bromide hazardous?

4-(Trifluoromethyl)benzyl bromide has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 4-(Trifluoromethyl)benzyl bromide?

For 4-(Trifluoromethyl)benzyl bromide, Upstream Products: 4-(Trifluoromethyl)benzoic acid, (4-(Trifluoromethyl)phenyl)methanol, Ethyl 4-(trifluoromethyl)benzoate; Downstream Products: 4-(Trifluoromethyl)benzaldehyde, (4-(Trifluoromethyl)phenyl)methanol, 4-(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. "4-(Trifluoromethyl)benzyl bromide (CAS 402-49-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48620-4 (accessed 2026-11-09).

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