2,4-D isooctyl ester

Also known as: 2,4-D isooctyl ester, 2,4-dichlorophenoxyacetic acid isooctyl ester, 6-methylheptyl (2,4-dichlorophenoxy)acetate, 6-methylheptyl 2-(2,4-dichlorophenoxy)acetate, acetic acid, (2,4-dichlorophenoxy)-, isooctyl ester, Agro-D-Ester, Esteron GE, Herbate Ester 80, Silvapron D, Weedtrine-II, MFCD00137356, EINECS 246-704-3

2,4-D isooctyl ester (CAS 25168-26-7) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C16H22Cl2O3 and a molecular weight of 333.25000 g/mol. Key properties include a melting point of 12ºC, a boiling point of 396.9ºC at 760 mmHg, a density of 1.15 g/cm3 and a flash point of 48ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 25168-26-7
Jingsj CID: J-49112-7
Molecular Formula: C₁₆H₂₂Cl₂O₃
Molecular Weight: 333.25000 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	12ºC
Boiling Point	396.9ºC at 760 mmHg
Density	1.15 g/cm3
Flash Point	48ºC
Exact Mass	332.09500
PSA	35.53000
LogP	5.13180
Vapor Pressure	1.65E-06mmHg at 25°C
Refractive Index	1.506
Additional Property	<0.1 g/100 mL at 21 ºC

Activity & Biological Data

Additional Information	[1]. Yan Wang, et al. Preparation and characterization of controlled-release poly(melamine-formaldehyde) microcapsules filled with 2,4-D isooctyl ester, International Journal of Polymeric Materials and Polymeric Biomaterials, 66:18, 963-969.

Frequently Asked Questions

What is the CAS number of 2,4-D isooctyl ester?

The CAS number of 2,4-D isooctyl ester is 25168-26-7.

What are the molecular formula and molecular weight of 2,4-D isooctyl ester?

2,4-D isooctyl ester has molecular formula C16H22Cl2O3 and molecular weight 333.25000 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. "2,4-D isooctyl ester (CAS 25168-26-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49112-7 (accessed 2026-11-06).

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