4-Nonylphenol diethoxylate is a nonionic surfactant characterized by its hydrophilic ethoxylate groups and hydrophobic nonylphenol moiety. It typically appears as a viscous liquid or a waxy solid, depending on its specific formulation and temperature. This compound is known for its excellent emulsifying, wetting, and dispersing properties, making it useful in various applications, including detergents, industrial cleaners, and agricultural formulations. Its structure allows it to interact effectively with both polar and nonpolar substances, enhancing its performance in formulations. However, 4-Nonylphenol diethoxylate is also associated with environmental concerns, particularly regarding its potential endocrine-disrupting effects and toxicity to aquatic life. As a result, its use is regulated in many regions, and alternatives are being sought in industrial applications. Safety data sheets typically recommend handling it with care, using appropriate personal protective equipment, and following environmental regulations to mitigate its impact.

4-Nonylphenol diethoxylate

20427-84-3: 2-[2-(p-Nonylphenoxy)ethoxy]ethanol, 4-Nonylphenol diethoxylate, 4-n-Nonylphenol diethoxylate, Diethylene glycol mono-p-nonylphenyl ether, Diethylene glycol p-nonylphenyl ether, Eon 2, Ethanol, 2-(2-(4-nonylphenoxy)ethoxy)-, Ethanol, 2-[2-(p-nonylphenoxy)ethoxy]-,  2-(2-(4-Nonylphenoxy)ethoxy)ethanol, 2-[2-(4-Nonylphenoxy)ethoxy]ethanol

4-n-Nonylphenol-di-ethoxylate 100 µg/mL in Acetonitrile

Applications Used as analytical standard for environmental analysis. ISO/CD 18857-2 (International Organization for Standardization, Geneva) describes a new international standard method for the determination of octylphenol, nonylphenol, their mono- and diethyoxylates, and bisphenol A in nonfiltered samples of drinking, groundwater, surface water, and wastewater.
References Kim, Y., et al.: Chemosphere, 54, 1127 (2004), Loos, R., et al.: Trends Anal. Chem., 27, 89 (2008),


CAS 20427-84-3: 4-Nonylphenol diethoxylate

4-n-Nonylphenol-di-ethoxylate 100 µg/mL in Acetonitrile

Ref: 04-A15631012AL-100

4-Nonyl Phenol Diethoxylate

Ref: TR-N650440

4-n-Nonylphenol-di-ethoxylate 100 µg/mL in Acetonitrile

Ref: TR-DRE-A15631012AL-100