Penflufen

Also known as: 5-fluoro-1,3-dimethyl-N-[2-(4-methylpentan-2-yl)phenyl]-1H-pyrazole-4-carboxamide, N-[2-(1,3-dimethylbutyl)phenyl]-5-fluoro-1,3-dimethyl-1H-pyrazole-4-carboxamide, 2'-[(RS)-1,3-dimethylbutyl]-5-fluoro-1,3-dimethylpyrazole-4-carboxanilide, Evergol

Penflufen (CAS 494793-67-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C18H24FN3O and a molecular weight of 317.40 g/mol. Key properties include a boiling point of 381.002ºC at 760 mmHg, a density of 1.128g/cm3 and a flash point of 184.224ºC. 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.: 494793-67-8
Jingsj CID: J-1986736-0
Molecular Formula: C₁₈H₂₄FN₃O
Molecular Weight: 317.40 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	381.002ºC at 760 mmHg
Density	1.128g/cm3
Flash Point	184.224ºC
Exact Mass	317.19000
PSA	50.41000
LogP	4.65350
Refractive Index	1.555

GHS Safety & Compliance

Environmental HazardSignal word: Warning

H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information	[1]. Fang K, et al. Systematic evaluation of chiral fungicide penflufen for the bioactivity improvement and input reduction using alphafold2 models and transcriptome sequencing. J Hazard Mater. 2022 Oct 15;440:129729.

Frequently Asked Questions

What is the CAS number of Penflufen?

The CAS number of Penflufen is 494793-67-8.

What are the molecular formula and molecular weight of Penflufen?

Penflufen has molecular formula C18H24FN3O and molecular weight 317.40 g/mol.

Is Penflufen hazardous?

Penflufen 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: 8/21/2026

How to cite: Jingsj. "Penflufen (CAS 494793-67-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1986736-0 (accessed 2026-11-06).

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