Prallethrin

Also known as: Prallethrin, ETOC, NYLAR, (S)-2-Methyl-4-oxo-3-(2-propynyl)cyclopent-1-yl (1R)-cis,trans-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate, Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-, (1S)-2-methyl-4-oxo-3-(2-propyn-1-yl)-2-cyclopenten-1-yl ester, (1R)-

Prallethrin (CAS 204244-85-9) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C19H24O3 and a molecular weight of 300.39200 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 204244-85-9
Jingsj CID: J-1141771-2
Molecular Formula: C₁₉H₂₄O₃
Molecular Weight: 300.39200 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	300.17300
PSA	43.37000
LogP	3.44920

Frequently Asked Questions

What is the CAS number of Prallethrin?

The CAS number of Prallethrin is 204244-85-9.

What are the molecular formula and molecular weight of Prallethrin?

Prallethrin has molecular formula C19H24O3 and molecular weight 300.39200 g/mol.

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. "Prallethrin (CAS 204244-85-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1141771-2 (accessed 2026-11-06).

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