Description

4-Octadecyloxybenzoicacid is a long-chain alkyloxybenzoic acid derivative, a versatile organic intermediate with significant utility in advanced material synthesis. Its molecular structure, featuring a hydrophobic octadecyl chain linked to a benzoic acid core, makes it a valuable building block for creating specialized surfactants, liquid crystals, and polymeric materials. This compound is essential for R&D and production in the fine chemical, advanced material, and specialty additive industries seeking to modify surface properties and self-assembly characteristics.

Application

• Liquid Crystal Synthesis: A key intermediate in the production of thermotropic liquid crystals for display technologies and optical devices.
• Specialty Surfactants & Emulsifiers: Used to synthesize non-ionic surfactants with specific hydrophobic-lipophilic balance (HLB) values for demanding formulations.
• Polymer Additives: Acts as a monomer or additive to impart specific rheological or surface-modifying properties to polymers and coatings.
• Organic Synthesis Intermediate: Serves as a precursor for more complex benzoic acid derivatives in pharmaceutical and agrochemical research.
• Langmuir-Blodgett Films: Utilized in the fabrication of ultrathin organic films for sensors and molecular electronics due to its amphiphilic nature.
• Nucleating Agent: Can be employed to control crystallization processes in polymer science and material engineering.

Basic Information

Product Name	4-Octadecyloxybenzoicacid
CAS No.	15872-10-3
Molecular Formula	C25H42O3
Molecular Weight	390.60 g/mol
Synonyms	p-Octadecyloxybenzoic Acid; 4-(Octadecyloxy)benzoic Acid; Benzoic acid, 4-(octadecyloxy)-; Stearyloxybenzoic Acid; 4-n-Octadecyloxybenzoic Acid; Octadecyl 4-hydroxybenzoate (related); 4-(Stearyloxy)benzoic Acid
EINECS	Contact for details

Quality Control

Our 4-Octadecyloxybenzoicacid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets precise customer specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment, ensuring full traceability and compliance with your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at ambient 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	95 - 100 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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