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Methoxyacetone

Also known as: 1-Methoxyacetone, 1-Methoxy-2-propanone, 1-methoxypropan-2-one, 2-Propanone, 1-methoxy-, Methoxymethyl methyl ketone, Methoxy-2-propanone, Methoxymethyl methylketone

Methoxyacetone (CAS 5878-19-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C4H8O2 and a molecular weight of 88.105 g/mol. Key properties include a melting point of 78ºC, a boiling point of 118.9±13.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 25.0±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5878-19-3
Jingsj CID
J-1353663-7
Molecular Formula
C4H8O2
Molecular Weight
88.105 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point78ºC
Boiling Point118.9±13.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point25.0±0.0 °C
Exact Mass88.052429
PSA26.30000
LogP-0.53
Vapor Pressure16.3±0.2 mmHg at 25°C
Refractive Index1.373
Additional Propertymiscible

GHS Safety & Compliance

FlammableSignal word: Warning
  • H226 — Flammable liquid and vapour

Customs & Trade Information

HS Code2914509090
SummaryHS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methoxyacetone?

The CAS number of Methoxyacetone is 5878-19-3.

What are the molecular formula and molecular weight of Methoxyacetone?

Methoxyacetone has molecular formula C4H8O2 and molecular weight 88.105 g/mol.

Is Methoxyacetone hazardous?

Methoxyacetone has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Methoxyacetone (CAS 5878-19-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1353663-7 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.