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2-(Bromomethyl)naphthalene

Also known as: 2-Naphthylmethyl bromide, β-Naphthylmethyl bromide, 2-(Bromomethyl)naphthalene, 2-BMN, Naphthalene, 2-(bromomethyl)-, (2-Naphthylmethyl) bromide, β-(Bromomethyl)naphthalene, 2-Menaphthyl bromide, Bromomethylnapthalene-2

2-(Bromomethyl)naphthalene (CAS 939-26-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H9Br and a molecular weight of 221.093 g/mol. Key properties include a melting point of 51-54 °C(lit.), a boiling point of 293.3±0.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 151.8±12.3 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
939-26-4
Jingsj CID
J-33124-8
Molecular Formula
C11H9Br
Molecular Weight
221.093 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51-54 °C(lit.)
Boiling Point293.3±0.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point151.8±12.3 °C
Exact Mass219.988754
LogP4.15
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.664

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H314 — Causes severe skin burns and eye damage
  • H317 — May cause an allergic skin reaction

Customs & Trade Information

HS Code29033036

Frequently Asked Questions

What is the CAS number of 2-(Bromomethyl)naphthalene?

The CAS number of 2-(Bromomethyl)naphthalene is 939-26-4.

What are the molecular formula and molecular weight of 2-(Bromomethyl)naphthalene?

2-(Bromomethyl)naphthalene has molecular formula C11H9Br and molecular weight 221.093 g/mol.

Is 2-(Bromomethyl)naphthalene hazardous?

2-(Bromomethyl)naphthalene has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of 2-(Bromomethyl)naphthalene?

For 2-(Bromomethyl)naphthalene, Upstream Products: 2-Naphthalenemethanol, 2-Methylnaphthalene, 2-Naphthaldehyde; Downstream Products: 2-Naphthalenemethanethiol, (S)-N-Acetyl-2-naphthylalanine, (R)-N-Acetyl-2-naphthylalanine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-(Bromomethyl)naphthalene (CAS 939-26-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33124-8 (accessed 2026-11-09).

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