Description

4-(2-Butyl)Phenol is a versatile alkylphenol derivative, also known as 2-sec-Butylphenol, valued for its role as a key chemical intermediate. Its molecular structure makes it a crucial building block for synthesizing antioxidants, polymer stabilizers, and specialty chemicals. This compound is essential for manufacturers in the polymer, agrochemical, and fine chemical industries seeking reliable, high-purity intermediates.

Application

• Antioxidant Precursor: A primary intermediate in the synthesis of phenolic antioxidants used to stabilize polymers, plastics, and rubber against thermal and oxidative degradation.
• Polymer Industry: Used in the production of polymer stabilizers and as a monomer or modifier in specialty resin formulations.
• Agrochemical Synthesis: Serves as a key building block for manufacturing certain pesticides, herbicides, and plant growth regulators.
• Fine Chemical Intermediate: Employed in organic synthesis for pharmaceuticals, dyes, and other complex organic molecules.
• Lubricant & Fuel Additives: Used in the formulation of additives that improve the performance and stability of lubricants and fuels.
• Surfactant & Detergent Intermediate: Acts as a starting material for the production of alkylphenol ethoxylates, although usage in this area is increasingly regulated.

Basic Information

Product Name	4-(2-Butyl)Phenol
CAS No.	99-71-8
Molecular Formula	C10H14O
Molecular Weight	150.22 g/mol
Synonyms	2-sec-Butylphenol; o-sec-Butylphenol; (1-Methylpropyl)phenol; 2-(1-Methylpropyl)phenol; Phenol, 2-(1-methylpropyl)-; Phenol, o-sec-butyl-; Butylphen; NSC 66427
EINECS	202-786-7

Quality Control

Our 4-(2-Butyl)Phenol is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including assay, impurity profiling, and physical property verification, to ensure it meets exacting standards for industrial and fine chemical applications. A Certificate of Analysis (COA) detailing purity, identity, and specific test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, open flames, and strong oxidizing agents. Due to its light-sensitive nature, containers should be kept in opaque packaging or a dark storage facility.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%

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