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Amines and amides

Trimethylethylammonium bromide

Also known as Ethyltrimethylammonium bromide, ethyl(trimethyl)azanium, bromide, Ethanaminium, N,N,N-trimethyl-, bromide (1:1)

CAS 2650-77-3Formula C5H14BrNMolar mass 168.08 g/mol
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Trimethylethylammonium bromide chemical structure, C5H14BrN, CAS 2650-77-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2650-77-3
Formula
C5H14BrN
Molar mass
168.08 g/mol
HS code
292390
Category
Amines and amides

What is Trimethylethylammonium bromide?

Plain description, key identifiers and synonyms

Trimethylethylammonium bromide is a chemical substance with the molecular formula C5H14BrN and a molar mass of 168.08 g/mol. Its CAS registry number is 2650-77-3. The IUPAC name is ethyl(trimethyl)azanium bromide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
ethyl(trimethyl)azanium bromide
CAS number
2650-77-3 CAS number cross-checked
Molecular formula
C5H14BrN
MDL number
MFCD29924220
InChIKey
UMSGVWVBUHUHEH-UHFFFAOYSA-M
InChI
InChI=1S/C5H14N.BrH/c1-5-6(2,3)4;/h5H2,1-4H3;1H/q+1;/p-1
SMILES (canonical and isomeric)
CC[N+](C)(C)C.[Br-]

Synonyms

  • Ethyltrimethylammonium bromide
  • ethyl(trimethyl)azanium, bromide
  • Ethanaminium, N,N,N-trimethyl-, bromide (1:1)
  • Ethanaminium, N,N,N-trimethyl-, bromide
  • Ethyl-Trimethylazanium Bromide
  • n,n,n-trimethylethanaminium bromide
  • N,N,N-Trimethylethanaminium Bromide, Ethyltrimethylammonium Bromide
  • ethyl(trimethyl)ammonium, bromide

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
168.08 g/molcalc.
Exact mass
167.031 Dacalc.
LogP (octanol/water)
-2.28calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
1calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Trimethylethylammonium bromide suppliers

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Trimethylethylammonium bromide price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Inactive in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Trimethylethylammonium bromide is traded under.

HS 2923.90Indicative HS code

Quaternary ammonium salts and hydroxides whether or not chemically defined not elsewhere classified…

World exports in 2024
$1.07B
+14.4% vs 2023, imports $1.16B
2019 to 2024
Top exporters
  1. China36.7%
  2. United States14.2%
  3. Netherlands9.4%
Top importers
  1. South Korea10.7%
  2. Germany10.1%
  3. United States9.9%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Trimethylethylammonium bromide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Trimethylethylammonium bromide, based on the data on this page

What is Trimethylethylammonium bromide?

Trimethylethylammonium bromide is a chemical substance with the molecular formula C5H14BrN and a molar mass of 168.08 g/mol. Its CAS registry number is 2650-77-3. The IUPAC name is ethyl(trimethyl)azanium bromide.

What is the CAS number of Trimethylethylammonium bromide?

The CAS registry number of Trimethylethylammonium bromide is 2650-77-3.

What is the molecular formula and weight of Trimethylethylammonium bromide?

The molecular formula of Trimethylethylammonium bromide is C5H14BrN and its molar mass is 168.08 g/mol.

What is Trimethylethylammonium bromide used for?

Known uses and roles of Trimethylethylammonium bromide include building blocks in research and laboratory.

Is Trimethylethylammonium bromide hazardous?

No GHS hazard classification for Trimethylethylammonium bromide is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Trimethylethylammonium bromide?

Trimethylethylammonium bromide is usually classified under HS code 292390 (Quaternary ammonium salts and hydroxides, lecithins and other phosphoaminolipids…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Trimethylethylammonium bromide?

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What is the price of Trimethylethylammonium bromide?

Suppliers quote Trimethylethylammonium bromide on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Trimethylethylammonium bromide

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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