Phenyltrimethylammonium bromide

苯基三甲基溴化铵

Also known as: Trimethylphenylammonium bromide, N,N,N-Trimethylanilinium bromide, N,N,N-Trimethylbenzenaminium bromide, Benzenaminium, N,N,N-trimethyl-, bromide (1:1)

Phenyltrimethylammonium bromide (CAS 16056-11-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H14BrN and a molecular weight of 216.118 g/mol. It is also known as Trimethylphenylammonium bromide, N,N,N-Trimethylanilinium bromide and N,N,N-Trimethylbenzenaminium bromide. Key properties include a melting point of 215 °C (dec.)(lit.) and a density of 1.2. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16056-11-4
Jingsj CID
J-1101034-0
Molecular Formula
C9H14BrN
Chinese Name
苯基三甲基溴化铵
Molecular Weight
216.118 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point215 °C (dec.)(lit.)
Density1.2
Exact Mass215.030960
Storage ConditionsRefrigerator

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2923900090
Summary2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Phenyltrimethylammonium bromide?

The CAS number of Phenyltrimethylammonium bromide is 16056-11-4.

What are the molecular formula and molecular weight of Phenyltrimethylammonium bromide?

Phenyltrimethylammonium bromide has molecular formula C9H14BrN and molecular weight 216.118 g/mol.

Is Phenyltrimethylammonium bromide hazardous?

Phenyltrimethylammonium bromide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Phenyltrimethylammonium bromide?

For Phenyltrimethylammonium bromide, Upstream Products: N,N-Dimethylaniline, Ethyl 2-bromopropionate, Methanol; Downstream Products: Phenyltrimethylammonium tribromide, 2-Methyl Biphenyl, Methyl bromide.

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

Last updated:

How to cite: Jingsj. "Phenyltrimethylammonium bromide (CAS 16056-11-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1101034-0 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.