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Amines and amides

Trimethylethylammonium iodide

Also known as Ethyltrimethylammonium iodide, N,N,N-Trimethylethanaminium iodide, ethyl(trimethyl)azanium, iodide

CAS 51-93-4Formula C5H14INMolar mass 215.08 g/molEC 200-131-5
GHS signal word: Warning. Pictograms: Harmful or irritant 1 supplier listed
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Trimethylethylammonium iodide chemical structure, C5H14IN, CAS 51-93-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
51-93-4
Formula
C5H14IN
Molar mass
215.08 g/mol
EC number
200-131-5
HS code
292390
Category
Amines and amides

What is Trimethylethylammonium iodide?

Plain description, key identifiers and synonyms

Ethyltrimethylammonium iodide is a quarternary ammonium salt whose basic unit comprises an ethyltrimethylammonium cation and an iodide anion. It is an iodide salt and a quaternary ammonium salt.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
ethyl(trimethyl)azanium iodide
CAS number
51-93-4 CAS number cross-checked
EC number
200-131-5
Molecular formula
C5H14IN
UNII
3UNW8LU5NV
MDL number
MFCD00054229
InChIKey
ZPEBBUBSCOELHI-UHFFFAOYSA-M
InChI
InChI=1S/C5H14N.HI/c1-5-6(2,3)4;/h5H2,1-4H3;1H/q+1;/p-1
SMILES (canonical and isomeric)
CC[N+](C)(C)C.[I-]

Synonyms

  • Ethyltrimethylammonium iodide
  • N,N,N-Trimethylethanaminium iodide
  • ethyl(trimethyl)azanium, iodide
  • Ethanaminium, N,N,N-trimethyl-, iodide
  • Iodure d'ethyl-trimethyl-ammonium
  • ethyltrimethylazanium iodide
  • Ethanaminium, N,N,N-trimethyl-, iodide (1:1)
  • Ammonium, ethyltrimethyl-, iodide
  • Trimethylathylammoniumjodid
  • ethyl(trimethyl)ammonium, iodide
  • NNN-Trimethylethanaminium Iodide
  • n,n,n-Trimethyl-ethanaminiuiodide
  • N,N,N-Trimethylethanaminiumiodide
  • Ethyltrimethylammonium Iodide, 98%
  • N,N,N-Trimethylethanaminium (iodide)
  • Ethyltrimethylammonium Iodide 98.0+%

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
215.08 g/molcalc.
Exact mass
215.0171 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

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

Trimethylethylammonium iodide suppliers

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Trimethylethylammonium iodide 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 iodide 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 iodide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Trimethylethylammonium iodide?

Ethyltrimethylammonium iodide is a quarternary ammonium salt whose basic unit comprises an ethyltrimethylammonium cation and an iodide anion. It is an iodide salt and a quaternary ammonium salt.

What is the CAS number of Trimethylethylammonium iodide?

The CAS registry number of Trimethylethylammonium iodide is 51-93-4.

What is the molecular formula and weight of Trimethylethylammonium iodide?

The molecular formula of Trimethylethylammonium iodide is C5H14IN and its molar mass is 215.08 g/mol.

What is Trimethylethylammonium iodide used for?

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

Is Trimethylethylammonium iodide hazardous?

Trimethylethylammonium iodide 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 Trimethylethylammonium iodide?

Trimethylethylammonium iodide 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 iodide?

CompoundList lists 1 supplier of Trimethylethylammonium iodide in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Trimethylethylammonium iodide?

Suppliers quote Trimethylethylammonium iodide 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 iodide

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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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