CompoundList
Sign in
Ethers, epoxides and acetals

Methoxyketene

Also known as 2-Methoxyethen-1-one

CAS 54276-52-7Formula C3H4O2Molar mass 72.06 g/mol
Get quotes Safety data
Methoxyketene chemical structure, C3H4O2, CAS 54276-52-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
54276-52-7
Formula
C3H4O2
Molar mass
72.06 g/mol
HS code
290919
Category
Ethers, epoxides and acetals

What is Methoxyketene?

Plain description, key identifiers and synonyms

Methoxyketene is a chemical substance with the molecular formula C3H4O2 and a molar mass of 72.06 g/mol. Its CAS registry number is 54276-52-7. The IUPAC name is 2-methoxyethenone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-methoxyethenone
CAS number
54276-52-7 CAS number cross-checked
Molecular formula
C3H4O2
InChIKey
MIFXURDBXVFMHR-UHFFFAOYSA-N
InChI
InChI=1S/C3H4O2/c1-5-3-2-4/h3H,1H3
SMILES (canonical and isomeric)
COC=C=O

Synonyms

  • 2-Methoxyethen-1-one

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
72.06 g/molcalc.
Exact mass
72.0211 Dacalc.
LogP (octanol/water)
-0.02calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.33calc.
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

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.

Methoxyketene suppliers

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

No supplier listings yet

Post one free request and suppliers who make or trade Methoxyketene can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Methoxyketene price

Indicative price range per kg from live supplier offers

No published prices right now

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

Get latest price

Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Methoxyketene is traded under.

HS 2909.19Indicative HS code

Acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives…

World exports in 2024
$10.2B
−8.7% vs 2023, imports $10.4B
2019 to 2024
Top exporters
  1. United States32.0%
  2. China22.3%
  3. Saudi Arabia12.9%
Top importers
  1. Singapore16.5%
  2. Mexico14.8%
  3. Japan14.8%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Methoxyketene?

Methoxyketene is a chemical substance with the molecular formula C3H4O2 and a molar mass of 72.06 g/mol. Its CAS registry number is 54276-52-7. The IUPAC name is 2-methoxyethenone.

What is the CAS number of Methoxyketene?

The CAS registry number of Methoxyketene is 54276-52-7.

What is the molecular formula and weight of Methoxyketene?

The molecular formula of Methoxyketene is C3H4O2 and its molar mass is 72.06 g/mol.

Is Methoxyketene hazardous?

No GHS hazard classification for Methoxyketene 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 Methoxyketene?

Methoxyketene is usually classified under HS code 290919 (Acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Methoxyketene?

Post a free request on CompoundList and suppliers of Methoxyketene will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Methoxyketene?

Suppliers quote Methoxyketene 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 Methoxyketene

Get quotes for Methoxyketene

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Methoxyketene
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Methoxyketene with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/methoxyketene-54276-52-7" title="Methoxyketene structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Ethers, epoxides and acetals or HS code 290919

Price on request
Free quotes, contact stays private
Get quotes