Ethofumesate

乙氧呋草黄

Also known as: (±)-2-Ethoxy-2,3-dihydro-3,3-dimethyl-5-benzofuranol methanesulfonate, (RS)-2-ethoxy-2,3-dihydro-3,3-dimethylbenzofuran-5-yl methanesulfonate, 2-ethoxy-2,3-dihydro-3,3-dimethylbenzofuran-5-yl methanesulfonate, Nortron, Tramat, Prograss, NC 8438, MFCD00055321, 2-Ethoxy-3,3-dimethyl-2,3-dihydro-1-benzofuran-5-yl methanesulfonate, rac-(2R)-2-ethoxy-3,3-dimethyl-2,3-dihydro-1-benzofuran-5-yl methanesulfonate

Ethofumesate (CAS 26225-79-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H18O5S and a molecular weight of 286.344 g/mol. It is also known as (±)-2-Ethoxy-2,3-dihydro-3,3-dimethyl-5-benzofuranol methanesulfonate, (RS)-2-ethoxy-2,3-dihydro-3,3-dimethylbenzofuran-5-yl methanesulfonate and 2-ethoxy-2,3-dihydro-3,3-dimethylbenzofuran-5-yl methanesulfonate. Key properties include a melting point of 100ºC, a boiling point of 409.1±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 201.2±28.7 °C. GHS hazard statements: H411 — Toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 26225-79-6
Jingsj CID: J-29836-8
Molecular Formula: C₁₃H₁₈O₅S
Chinese Name: 乙氧呋草黄
Molecular Weight: 286.344 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	100ºC
Boiling Point	409.1±45.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	201.2±28.7 °C
Exact Mass	286.087494
PSA	70.21000
LogP	2.00
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.546
Storage Conditions	0-6℃

GHS Safety & Compliance

Environmental Hazard

H411 — Toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information	[1]. Perovani IS, et al. Enantioselective in vitro metabolism and in vitro-in vivo correlation of the herbicide ethofumesate in a human model. J Pharm Biomed Anal. 2020;187:113349.

Customs & Trade Information

HS Code	2932999015
Summary	2932999015 2-ethoxy-3,3-dimethyl-2,3-dihydrobenzofuran-5-yl methanesulfonate。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:13.0%。MFN tarrif:6.5%。general tariff:20.0%

Frequently Asked Questions

What is the CAS number of Ethofumesate?

The CAS number of Ethofumesate is 26225-79-6.

What are the molecular formula and molecular weight of Ethofumesate?

Ethofumesate has molecular formula C13H18O5S and molecular weight 286.344 g/mol.

Is Ethofumesate hazardous?

Ethofumesate has GHS hazard statements H411 — Toxic to aquatic life with long lasting effects.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Ethofumesate (CAS 26225-79-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29836-8 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.