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4-nonylphenol

CAS Number
104-40-5
EC Number
203-199-4
Chemical Formula
C15H24O
Molecular Weight
220.35 g/mol

Description

4-Nonylphenol (CAS 104-40-5 ), also known as p-Nonylphenol, is an alkylphenol intermediate used across industrial chemistry as a precursor to nonionic surfactants and as a functional additive in its own right. It serves as a building block for ethoxylated surfactants, antioxidants, and polymer stabilizers in a broad range of manufacturing processes. Its primary industrial role is as a raw material for nonylphenol ethoxylates. These ethoxylates are used as emulsifiers, dispersants, and wetting agents in textile processing, agricultural formulations, and industrial cleaners. In plastics and polymer manufacturing, it is reacted to produce antioxidant stabilizers. These stabilizers protect polyolefins and rubber compounds during processing and service life. Metalworking and lubricant formulators use it as a base for extreme-pressure additive packages and corrosion inhibitors. It is frequently utilized in cutting fluids and gear oils. In leather processing and paper manufacturing, it contributes to emulsification and surface modification steps during wet finishing operations. 4-Nonylphenol is supplied as a liquid at ambient conditions, typically in drum and IBC quantities for industrial buyers. It is available in technical grade, with purity specifications commonly at 99% or above. Purity levels depend on the intended downstream synthesis. Bulk supply in tanker quantities is standard for large-scale surfactant and additive producers requiring consistent chemical feedstock for high-volume manufacturing. Contact us for supply of 4-nonylphenol Request Quote

Other Names (Synonyms)

para Nonyl phenol | p-Nonylphenol | p-n-Nonylphenol | 4-n-Nonylphenol | Phenol, 4-nonyl- | Phenol, p-nonyl-

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point42 °C
Boiling Point150-152 °C @ Press: 3-4 Torr
Density0.9273 g/cm³ @ Temp: 20 °C
Flash Point>230 °F
Appearanceviscous colourless liquid with a phenol-like smell
ColorClear colorless
OdorPhenol like
Formneat
Water Solubility6.35mg/L(25 ºC)
Vapor Pressure0.109Pa at 25℃
Refractive Indexn 20/D 1.511(lit.)
Log P5.76

Safety & Handling

Danger
GHS05· CorrosiveGHS07· IrritantGHS08· Health HazardGHS09· Environment

Hazard Statements

H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H361Suspected of damaging fertility or the unborn child
H400Very toxic to aquatic life
H401Toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H411Toxic to aquatic life with long lasting effects

Precautionary Statements

P203Obtain, consult and follow expert instructions for use.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P318IF exposed or concerned, get medical advice.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P363Wash contaminated clothing before reuse.
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P331Rinse mouth. Do NOT induce vomiting.
P354IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

UN Number3145
ADR Class8
Packing GroupII
Storage Class8A - Combustible corrosive hazardous materials
WGK (Germany)3