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Alcohols and polyols

Sodium ethoxide

Also known as Sodium ethylate, Sodium ethanolate, Ethoxysodium

CAS 141-52-6Formula C2H5NaOMolar mass 68.05 g/molEC 205-487-5
GHS signal word: Danger. Pictograms: Flammable, Corrosive 33 suppliers listed
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Sodium ethoxide chemical structure, C2H5NaO, CAS 141-52-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
141-52-6
Formula
C2H5NaO
Appearance
White or yellowish powder
Solubility
SOL IN ABSOLUTE ALCOHOL
HS code
220710
Category
Alcohols and polyols
Illustrative photo, fine white powder in a clear glass bottle on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Sodium ethoxide?

Plain description, key identifiers and synonyms

Sodium ethoxide is an organic monosodium salt that has ethoxide as the counterion. It has a role as a nucleophilic reagent. It contains an ethoxide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
sodium ethanolate
CAS number
141-52-6 CAS number cross-checked
EC number
205-487-5
Molecular formula
C2H5NaO
UNII
1I9504387J
MDL number
MFCD00012417
InChIKey
QDRKDTQENPPHOJ-UHFFFAOYSA-N
InChI
InChI=1S/C2H5O.Na/c1-2-3;/h2H2,1H3;/q-1;+1
SMILES (canonical and isomeric)
CC[O-].[Na+]

Synonyms

  • Sodium ethylate
  • Sodium ethanolate
  • Ethoxysodium
  • Caustic alcohol
  • Ethanol, sodium salt
  • Ethyl alcohol, sodium salt
  • sodiumethoxide
  • sodium, ethanolate
  • NaOEt
  • Sodium Ethoxide (>85%)
  • EtONa
  • sodiumethanolate
  • C2H5NaO
  • ethoxy sodium
  • sodium-ethoxide
  • natrium ethanolate
  • NaOC2H5
  • Sodium ethylate, powder

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
White or yellowish powderexp.
Solubility
SOL IN ABSOLUTE ALCOHOLexp.

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
68.05 g/molcalc.
Exact mass
68.0238 Dacalc.
LogP (octanol/water)
-3.63calc.
Topological polar surface area
23.06 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
4calc.
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
Danger
GHS02: Flammable
Flammable
GHS05: Corrosive
Corrosive

Hazard statements

  • H251Self-heating, may catch fire.
  • H314Causes severe skin burns and eye damage.
Precautionary statements (17)
  • P235Keep cool.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • 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.
  • 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.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P363Wash contaminated clothing before reuse.
  • P405Store locked up.
  • P407Maintain air gap between stacks or pallets.
  • P410Protect from sunlight.
  • P413Store bulk masses at temperatures not exceeding the specified limit.
  • P420Store separately.
  • 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

Sodium ethoxide suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 33 suppliers
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Where suppliers are based

33 suppliers in 5 countries

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Sodium ethoxide price

Indicative price range per kg from live supplier offers

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Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Organic synthesis.

In hair straighteners.

Roles

  • Lewis base
  • base
  • donor
  • nucleophilic reagent
  • reagent

How it is made

By carefully adding small amt of sodium to absolute alc kept @ temp of 10 °c, heating carefully to 37.7 °c, again carefully adding sodium, cooling to 10 °c, & adding same quantity of absolute alc as was used originally.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 603-041-00-8[2]

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 Sodium ethoxide is traded under.

HS 2207.10Indicative HS code

Undenatured ethyl alcohol of an alcoholic strength by volume of 80 % vol or higher

Our trade statistics cover HS chapters 25 to 40 (minerals, chemicals, plastics and rubber). This code is in chapter 22, beverages, spirits and vinegar, which is not included yet.

Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Sodium ethoxide, based on the data on this page

What is Sodium ethoxide?

Sodium ethoxide is an organic monosodium salt that has ethoxide as the counterion. It has a role as a nucleophilic reagent. It contains an ethoxide.

What is the CAS number of Sodium ethoxide?

The CAS registry number of Sodium ethoxide is 141-52-6.

What is the molecular formula and weight of Sodium ethoxide?

The molecular formula of Sodium ethoxide is C2H5NaO and its molar mass is 68.05 g/mol.

What is Sodium ethoxide used for?

Organic synthesis. In hair straighteners.

Is Sodium ethoxide hazardous?

Sodium ethoxide carries the GHS signal word "Danger". Main hazards: self-heating, may catch fire, 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 Sodium ethoxide?

Sodium ethoxide is usually classified under HS code 220710 (Undenatured ethyl alcohol of an alcoholic strength by volume of 80 % vol or higher). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Sodium ethoxide?

CompoundList lists 33 suppliers of Sodium ethoxide in China, India, United States, United Arab Emirates and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Sodium ethoxide in India?

8 suppliers in India list Sodium ethoxide on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Sodium ethoxide?

Suppliers quote Sodium ethoxide 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 Sodium ethoxide

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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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