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Methoxyacetic acid

Also known as: 2-Methoxyacetic acid, Methoxyacetic acid, Methoxyethanoic acid, Methylglycolic acid, Glycollic acid, methyl ether, CH3OCH2COOH, Acetic acid, 2-methoxy-, RARECHEM AL BO 0106

Methoxyacetic acid (CAS 625-45-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H6O3 and a molecular weight of 90.078 g/mol. Key properties include a melting point of 7-9 °C(lit.), a boiling point of 201.0±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 94.0±13.3 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
625-45-6
Jingsj CID
J-6248-6
Molecular Formula
C3H6O3
Molecular Weight
90.078 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point7-9 °C(lit.)
Boiling Point201.0±13.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point94.0±13.3 °C
Exact Mass90.031693
PSA46.53000
LogP-0.96
Vapor Pressure0.1±0.8 mmHg at 25°C
Refractive Index1.402
Additional Propertyfreely soluble

GHS Safety & Compliance

Corrosion / Irritant / Health HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methoxyacetic acid?

The CAS number of Methoxyacetic acid is 625-45-6.

What are the molecular formula and molecular weight of Methoxyacetic acid?

Methoxyacetic acid has molecular formula C3H6O3 and molecular weight 90.078 g/mol.

Is Methoxyacetic acid hazardous?

Methoxyacetic acid has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Methoxyacetic acid?

For Methoxyacetic acid, Upstream Products: Formaldehyde, Methoxyacetonitrile, Dimethyl ether; Downstream Products: Methoxyacetyl chloride, Ethyl methoxyacetate, Benzene,1-methyl-4-[(4-methylphenyl)methyl]-.

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

Last updated:

How to cite: Jingsj. "Methoxyacetic acid (CAS 625-45-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6248-6 (accessed 2026-11-09).

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