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Dimethylethylamine chemical structure, C4H11N, CAS 598-56-1
2D chemical structure

Key facts

What buyers check first

Appearance
Liquid
Melting point
-140 °C
Boiling point
36.5 °C
Density
0.675 at 20 °C/4 °C
HS code
292119
Category
Impurities and reference standards
UN number
UN 2735
Illustrative photo, closed blue jerry cans in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Dimethylethylamine?

Plain description, key identifiers and synonyms

Dimethylethylamine, [liquid] appears as a clear colorless liquid with a strong odor that can vary from ammonia-like to fishlike. Vapors irritate the eyes and mucous membranes. Less dense than water. Vapors heavier than air. Produces toxic oxides of nitrogen during combustion. Used in the manufacture of other chemicals.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N,N-dimethylethanamine
CAS number
598-56-1 CAS number cross-checkedOther or deprecated CAS: 84649-84-3
EC numbers
209-940-8, 283-464-9
Molecular formula
C4H11N
UNII
9N5384XVEM
MDL number
MFCD00009039
InChIKey
DAZXVJBJRMWXJP-UHFFFAOYSA-N
InChI
InChI=1S/C4H11N/c1-4-5(2)3/h4H2,1-3H3
SMILES (canonical and isomeric)
CCN(C)C

Synonyms

  • N,N-Dimethylethylamine
  • N,N-Dimethylethanamine
  • N-Ethyldimethylamine
  • Ethyldimethylamine
  • Ethanamine, N,N-dimethyl-
  • Ethylamine, N,N-dimethyl-
  • Methanamine, N-ethyl-N-methyl-
  • 1,3-dimethylethylamine
  • n,n-dimethylaminoethane
  • N,N-dimethyl-N-ethylamine
  • dimethylaminoethane
  • dimethylethyl amine
  • N,N-Dimethylaminoethane, N,N-Dimethylethylamine, N-Ethyldimethylamine, N,N-Dimethylethanamine, DMEA, N-Ethyl-N-methylmethanamine
  • dimethyl-ethyl-amine
  • EtNMe2
  • N,-imethylethylamine
  • NEtMe2
  • NMe2Et
  • ethane, dimethylamino-
  • N,N-dimethyl-ethanamine
  • N,N-dimethylethanaminium
  • n,n-dimethyl ethyl amine
  • Clavulanic acid Impurity 18
  • N,N-Dimethylethylamine, 99%
  • C2H5N(CH3)2
Show all 26 synonyms
  • N,N-Dimethylethylamine, >=99%

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

Appearance
Liquidexp.
Melting point
-140 °Cexp.
Boiling point
36.5 °Cexp.
Density
0.675 at 20 °C/4 °Cexp.

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
73.14 g/molcalc.
Exact mass
73.0891 Dacalc.
LogP (octanol/water)
0.57calc.
Topological polar surface area
3.24 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
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
Danger
GHS02: Flammable
Flammable
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H225Highly flammable liquid and vapour.
  • H302Harmful if swallowed.
  • H314Causes severe skin burns and eye damage.
  • H332Harmful if inhaled.
Precautionary statements (27)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P363Wash contaminated clothing before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2735

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

Dimethylethylamine suppliers

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All 26 suppliers
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Where suppliers are based

26 suppliers in 7 countries

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Dimethylethylamine 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

As curing catalyst for resin bonding of sand cores.

Dimethylethylamine is used in the production of mold cores in gray-iron and aluminum casting foundries and in the polymerization of polyamides.

Intermediate in the manufacturing of quaternary ammonium compounds ... stabilizer for chlorinated hydrocarbons and vinyl derivatives.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 612-076-00-8

United States

  • TSCA inventory (USA)
    Status: Active 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 Dimethylethylamine is traded under.

HS 2921.19Indicative HS code

Acyclic monoamines and their derivatives, salts thereof, other

World exports in 2024
$1.21B
+4.0% vs 2023, imports $1.16B
2019 to 2024
Top exporters
  1. China35.5%
  2. United States17.9%
  3. Germany16.4%
Top importers
  1. United States14.1%
  2. South Korea9.7%
  3. Japan8.4%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Dimethylethylamine, based on the data on this page

What is Dimethylethylamine?

Dimethylethylamine, [liquid] appears as a clear colorless liquid with a strong odor that can vary from ammonia-like to fishlike. Vapors irritate the eyes and mucous membranes. Less dense than water. Vapors heavier than air. Produces toxic oxides of nitrogen during combustion. Used in the manufacture of other chemicals.

What is the CAS number of Dimethylethylamine?

The CAS registry number of Dimethylethylamine is 598-56-1. Other or deprecated CAS numbers: 84649-84-3.

What is the molecular formula and weight of Dimethylethylamine?

The molecular formula of Dimethylethylamine is C4H11N and its molar mass is 73.14 g/mol.

What is Dimethylethylamine used for?

As curing catalyst for resin bonding of sand cores. Dimethylethylamine is used in the production of mold cores in gray-iron and aluminum casting foundries and in the polymerization of polyamides. Intermediate in the manufacturing of quaternary ammonium compounds ...

Is Dimethylethylamine hazardous?

Dimethylethylamine carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, harmful if swallowed, causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dimethylethylamine?

Dimethylethylamine is usually classified under HS code 292119 (Acyclic monoamines and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dimethylethylamine?

CompoundList lists 26 suppliers of Dimethylethylamine in China, United States, Turkey, Canada and 3 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Dimethylethylamine?

Suppliers quote Dimethylethylamine 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 Dimethylethylamine

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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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