Description

2-Undecylphenol is a high-purity alkylphenol derivative, serving as a critical intermediate and functional additive in advanced chemical synthesis. Its unique structure, featuring a long alkyl chain attached to a phenolic ring, provides excellent surfactant properties and chemical reactivity. This compound is essential for manufacturers in the polymer, agrochemical, and specialty chemical industries seeking to enhance product performance and stability.

Application

• Surfactant & Emulsifier Precursor: A key intermediate for synthesizing nonionic surfactants used in industrial cleaners, detergents, and emulsion formulations.
• Polymer Additive: Acts as a stabilizer, antioxidant, or chain-transfer agent in the production of plastics, resins, and synthetic rubbers.
• Agrochemical Intermediates: Used in the manufacture of pesticides, herbicides, and plant growth regulators.
• Lubricant & Fuel Additive: Imparts antioxidant and dispersant properties to lubricating oils and industrial fuels.
• Chemical Synthesis Building Block: Serves as a versatile intermediate for alkylation and condensation reactions in fine chemical production.
• Oilfield Chemicals: Employed in the formulation of demulsifiers and corrosion inhibitors for the petroleum industry.

Basic Information

Product Name	2-Undecylphenol
CAS No.	20056-71-7
Molecular Formula	C17H28O
Molecular Weight	248.40 g/mol
Synonyms	2-Undecylphenol; Phenol, 2-undecyl-; o-Undecylphenol; 2-n-Undecylphenol; Undecylphenol (mixed isomers); 2-Hendecanylphenol; 2-(1-Pentylhexyl)phenol; 2-Pentylhexylphenol
EINECS	243-511-9

Quality Control

Our 2-Undecylphenol is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed against rigorous internal specifications, which typically include identity confirmation, assay, and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.