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Amines and amides

Choline bromide

Also known as Choline, bromide, Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, bromide (1:1), (2-Hydroxyethyl)trimethylammonium bromide

CAS 1927-06-6Formula C5H14BrNOMolar mass 184.08 g/molEC 217-660-2
GHS signal word: Warning. Pictograms: Harmful or irritant
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Choline bromide chemical structure, C5H14BrNO, CAS 1927-06-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1927-06-6
Formula
C5H14BrNO
Molar mass
184.08 g/mol
EC number
217-660-2
HS code
292310
Category
Amines and amides

What is Choline bromide?

Plain description, key identifiers and synonyms

Choline bromide is a chemical substance with the molecular formula C5H14BrNO and a molar mass of 184.08 g/mol. Its CAS registry number is 1927-06-6. The IUPAC name is 2-hydroxyethyl(trimethyl)azanium bromide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-hydroxyethyl(trimethyl)azanium bromide
CAS number
1927-06-6 CAS number cross-checked
EC number
217-660-2
Molecular formula
C5H14BrNO
UNII
CXC75P7WK9
MDL number
MFCD00054244
InChIKey
JJCWKVUUIFLXNZ-UHFFFAOYSA-M
InChI
InChI=1S/C5H14NO.BrH/c1-6(2,3)4-5-7;/h7H,4-5H2,1-3H3;1H/q+1;/p-1
SMILES (canonical and isomeric)
C[N+](C)(C)CCO.[Br-]

Synonyms

  • Choline, bromide
  • Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, bromide (1:1)
  • (2-Hydroxyethyl)trimethylammonium bromide
  • Trimethyl(2-hydroxyethyl)ammonium bromide
  • Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, bromide
  • (2-hydroxyethyl)trimethylazanium bromide
  • 2-hydroxyethyl(trimethyl)azanium, bromide
  • Cholinebromide
  • 2-Hydroxy-N,N,N-trimethylethan-1-aminium bromide
  • Choline-methyl-13C bromide
  • C5H14BrNO
  • Choline (bromide)
  • (2-hyd
  • Choline Bromide 98.0+%
  • 2-hydroxyethyl(trimethyl)ammonium, bromide
  • N-(2-hydroxyethyl)-N,N,N-trimethylammonium 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
184.08 g/molcalc.
Exact mass
183.0259 Dacalc.
LogP (octanol/water)
-3.31calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
2calc.
Heavy atoms
8calc.
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

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

Choline bromide suppliers

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Choline 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

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2923.10Indicative HS code

Choline and its salts

World exports in 2024
$230M
−6.6% vs 2023, imports $332M
2019 to 2024
Top exporters
  1. China53.1%
  2. Belgium18.3%
  3. United States9.7%
Top importers
  1. South Korea23.6%
  2. Argentina7.3%
  3. United States7.0%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Choline bromide?

Choline bromide is a chemical substance with the molecular formula C5H14BrNO and a molar mass of 184.08 g/mol. Its CAS registry number is 1927-06-6. The IUPAC name is 2-hydroxyethyl(trimethyl)azanium bromide.

What is the CAS number of Choline bromide?

The CAS registry number of Choline bromide is 1927-06-6.

What is the molecular formula and weight of Choline bromide?

The molecular formula of Choline bromide is C5H14BrNO and its molar mass is 184.08 g/mol.

What is Choline bromide used for?

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

Is Choline bromide hazardous?

Choline bromide carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Choline bromide?

Choline bromide is usually classified under HS code 292310 (Choline and its salts). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Choline bromide?

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What is the price of Choline bromide?

Suppliers quote Choline 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 Choline 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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