Description

4-(4-tert-Butyl-Phenoxy)-Butyric Acid is a versatile organic compound featuring a butyric acid chain linked to a tert-butyl-substituted phenoxy group. This structure makes it a valuable intermediate for synthesizing more complex molecules, particularly in the fine chemical and pharmaceutical sectors. It is primarily sought by manufacturers in the agrochemical, pharmaceutical, and specialty polymer industries for use as a key building block in active ingredient synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a lipophilic phenoxybutyric acid moiety.
• Agrochemical Synthesis: Serves as a key building block for developing herbicides, plant growth regulators, and other crop protection agents.
• Liquid Crystal & Polymer Additive: Used in the production of specialty polymers and as a monomer or additive to modify the properties of liquid crystalline materials.
• Organic Synthesis Reagent: Employed in research and development for coupling reactions and as a starting material for creating complex esters and amides.
• UV Absorber & Stabilizer Precursor: Acts as an intermediate in the manufacture of light stabilizers and UV absorbers for plastics and coatings.

Basic Information

Product Name	4-(4-tert-Butyl-Phenoxy)-Butyric Acid
CAS No.	87411-30-1
Molecular Formula	C14H20O3
Molecular Weight	236.31 g/mol
Synonyms	4-(4-tert-Butylphenoxy)butanoic Acid; 4-(p-tert-Butylphenoxy)butyric Acid; Butanoic acid, 4-[[4-(1,1-dimethylethyl)phenyl]oxy]-; 4-(4-(1,1-Dimethylethyl)phenoxy)butanoic Acid; 4-(4-tert-Butylphenoxy)butyric Acid; p-tert-Butylphenoxybutyric Acid; PTBBA
EINECS	Contact for details

Quality Control

Our 4-(4-tert-Butyl-Phenoxy)-Butyric Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for use in sensitive synthesis applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

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%
Residue on Ignition	≤ 0.1%

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