Description

4-(4-tert-Butyl-Phenoxymethyl)-Benzoic Acid is a high-purity organic intermediate featuring a benzoic acid core linked to a tert-butylphenoxy moiety. This compound matters for its role as a versatile building block in the synthesis of advanced materials and specialty chemicals, offering precise structural control. It is needed by R&D chemists and manufacturers in the pharmaceutical, agrochemical, and polymer industries for developing new active ingredients and functional additives.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in research for anti-inflammatory or central nervous system (CNS) agents.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators, leveraging its aromatic structure for bioactivity.
• Polymer & Material Science: Serves as a monomer or additive precursor for creating specialty polymers, liquid crystals, or coatings with enhanced thermal stability and optical properties.
• Organic Synthesis & Research: A valuable reagent in academic and industrial laboratories for constructing complex molecular architectures via esterification, amidation, or cross-coupling reactions.
• UV Stabilizer & Antioxidant Precursor: Intermediate in the production of light stabilizers and antioxidants for plastics, fuels, and lubricants, where the tert-butyl group provides steric hindrance.

Basic Information

Product Name	4-(4-tert-Butyl-Phenoxymethyl)-Benzoic Acid
CAS No.	132991-24-3
Molecular Formula	C18H20O3
Molecular Weight	284.35 g/mol
Synonyms	4-[(4-tert-Butylphenoxy)methyl]benzoic acid; Benzoic acid, 4-[(4-(1,1-dimethylethyl)phenoxy)methyl]-; 4-(p-tert-Butylphenoxymethyl)benzoic acid; 4-(4-tert-Butylphenoxymethyl)benzoic acid; 4-[(4-tert-Butylphenoxy)methyl]benzoic Acid; 4-(4-(tert-Butyl)phenoxymethyl)benzoic acid; p-(p-tert-Butylphenoxymethyl)benzoic Acid
EINECS	Contact for details

Quality Control

Our 4-(4-tert-Butyl-Phenoxymethyl)-Benzoic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	< 10 ppm
Residue on Ignition	≤ 0.1%

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