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4-Methylbenzyl chloride

Also known as: 1-(Chloromethyl)-4-methylbenzene, p-Methylbenzyl chloride, alpha-Chloro-p-xylene, p-Xylyl chloride, MBC, 4-Methylbenzyl chloride, α-Chloro-p-xylene

4-Methylbenzyl chloride (CAS 104-82-5) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H9Cl and a molecular weight of 140.610 g/mol. Key properties include a melting point of 4 °C(lit.), a boiling point of 198.6±9.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 75.6±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and 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.
104-82-5
Jingsj CID
J-32121-9
Molecular Formula
C8H9Cl
Molecular Weight
140.610 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point4 °C(lit.)
Boiling Point198.6±9.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point75.6±0.0 °C
Exact Mass140.039276
LogP2.95
Vapor Pressure0.5±0.4 mmHg at 25°C
Refractive Index1.524
Additional PropertyInsoluble

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • 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-Methylbenzyl chloride?

The CAS number of 4-Methylbenzyl chloride is 104-82-5.

What are the molecular formula and molecular weight of 4-Methylbenzyl chloride?

4-Methylbenzyl chloride has molecular formula C8H9Cl and molecular weight 140.610 g/mol.

Is 4-Methylbenzyl chloride hazardous?

4-Methylbenzyl chloride has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 4-Methylbenzyl chloride?

For 4-Methylbenzyl chloride, Upstream Products: 4-Methylbenzyl alcohol, p-Tolualdehyde, Formaldehyde; Downstream Products: 2-[(4-Methylbenzyl)thio]ethanamine, Diethyl (4-methylbenzyl)phosphonate, 4-[(4-Methylbenzyl)oxy]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-Methylbenzyl chloride (CAS 104-82-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32121-9 (accessed 2026-11-06).

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