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Pyraflufen-ethyl

Also known as: Pyraflufen-ethyl, Ethyl [2-chloro-5-(4-chloro-5-difluoromethoxy-1-methylpyrazol-3-yl)-4-fluorophenoxy]acetate, Milan, Herb 1, Thunderbolt, Pyraflufen-002, Pyraflufen-ethy, Pyraflufen Impurity 2, Ethyl 2-[2-chloro-5-[4-chloro-5-(difluoromethoxy)-1-methyl-1H-pyrazol-3-yl]-4-fluorophenoxy]acetate, Ethyl {2-chloro-5-[4-chloro-5-(difluoromethoxy)-1-methyl-1H-pyrazol-3-yl]-4-fluorophenoxy}acetate, 1-methyl-3-[2-fluoro-4-chloro-5-(ethoxycarbonylmethoxy)phenyl]-4-chloro-5-difluoromethoxypyrazole, Acetic acid, 2-[2-chloro-5-[4-chloro-5-(difluoromethoxy)-1-methyl-1H-pyrazol-3-yl]-4-fluorophenoxy]-, Acide {2-chloro-5-[4-chloro-5-(difluoromethoxy)-1-methyl-1H-pyrazol-3-yl]-4-fluorophenoxy}acetique, [2-Chloro-5-[4-chloro-5-(difluoromethoxy)-1-methyl-1H-pyrazol-3-yl]-4-fluorophenoxy]acetic acid, Ethyl [2-chloro-5-(4-chloro-5-(difluoromethoxy)-1-methylpyrazol-3-yl)-4-fluorophenoxy]acetate, Ethyl [2-chloro-5-(4-chloro-5-difluoromethoxy-1-methyl-1H-pyrazol-3-yl)-4-fluoro-phenoxy]acetate, Ethyl [2-chloro-5-(4-chloro-5-difluoromethoxy-1-methylpyrazol-3-yl)-4-fluorophenoxy]acetate, pyraflufen-ethyl (bsi,iso), Pyraflufen-ethyl [ISO:BSI], Pyraufen-ethyl Solution, 1000ppm

Pyraflufen-ethyl (CAS 129630-19-9) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C15H13Cl2F3N2O4 and a molecular weight of 413.18 g/mol. Key properties include a boiling point of 468.9±40.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 237.4±27.3 °C. It is classified under GHS with signal word Warning and hazard statements H410 — Very 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.
129630-19-9
Jingsj CID
J-9567-7
Molecular Formula
C15H13Cl2F3N2O4
Molecular Weight
413.18 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point468.9±40.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point237.4±27.3 °C
Exact Mass383.989136
PSA62.58000
LogP2.73
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.575

GHS Safety & Compliance

Environmental HazardSignal word: Warning
  • H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information[1]. Jose V.Fernandez, et al. Parthenium hysterophorus L. control in response to pyraflufen-ethyl application. Crop Protection, Volume 57, March 2014, Pages 35-37

Frequently Asked Questions

What is the CAS number of Pyraflufen-ethyl?

The CAS number of Pyraflufen-ethyl is 129630-19-9.

What are the molecular formula and molecular weight of Pyraflufen-ethyl?

Pyraflufen-ethyl has molecular formula C15H13Cl2F3N2O4 and molecular weight 413.18 g/mol.

Is Pyraflufen-ethyl hazardous?

Pyraflufen-ethyl has GHS signal word Warning and hazard statements H410 — Very toxic to aquatic life with long lasting effects.

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

Last updated:

How to cite: Jingsj. "Pyraflufen-ethyl (CAS 129630-19-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9567-7 (accessed 2026-11-06).

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