Description

o-Nonylphenol is a key organic intermediate belonging to the alkylphenol family, valued for its versatile reactivity as a building block in chemical synthesis. Its primary commercial significance lies in its role as a precursor for the production of nonylphenol ethoxylates (NPEs), a major class of nonionic surfactants. This compound is essential for manufacturers in the industrial surfactant, polymer, and specialty chemical sectors seeking reliable raw materials for their production processes.

Application

• Surfactant Precursor: Primary raw material for synthesizing nonylphenol ethoxylates (NPEs), widely used in industrial and institutional cleaning formulations, textile processing, and agrochemical emulsifiers.
• Polymer Industry: Acts as a stabilizer, plasticizer intermediate, and chain terminator in the production of various resins and plastics, including phenolic resins and epoxy curing agents.
• Lubricant & Fuel Additives: Used in the manufacture of antioxidant and detergent additives for lubricating oils and gasoline.
• Chemical Intermediate: Serves as a key intermediate for further chemical modifications to produce antioxidants, UV stabilizers, and other specialty chemicals.
• Rubber Industry: Employed in the synthesis of rubber chemicals and as a processing aid.

Basic Information

Product Name	o-Nonylphenol
CAS No.	136-83-4
Molecular Formula	C15H24O
Molecular Weight	220.35 g/mol
Synonyms	2-Nonylphenol; ortho-Nonylphenol; (2-Nonyl)phenol; Phenol, 2-nonyl-; Phenol, nonyl- (mixed isomers); Nonylphenol (technical grade, mixed isomers); 2-(Nonyl)phenol; 2-Hydroxynonylbenzene
EINECS	205-253-3

Quality Control

Our o-Nonylphenol is manufactured under a stringent quality management system to ensure batch-to-batch consistency and reliability. The product undergoes comprehensive analytical testing, including gas chromatography (GC) for purity and isomer content assessment. A Certificate of Analysis (COA) detailing specific batch results is provided with each shipment to guarantee compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and oxidation.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber viscous liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0% (sum of isomers)
o-Nonylphenol Isomer Content	≥ 85.0%
Water Content (KF)	≤ 0.2% w/w
Color (APHA)	≤ 100

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