Description

4-Hexylbenzoic Acid is a valuable organic acid derivative featuring a linear hexyl chain attached to a benzoic acid core, offering a unique blend of lipophilic and aromatic properties. This compound serves as a versatile chemical intermediate and building block in advanced synthesis, prized for its ability to modify solubility and introduce specific alkyl-aryl functionalities. Key industrial users include manufacturers in the pharmaceutical, agrochemical, and liquid crystal sectors, where it is utilized in the development of active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring lipophilic side chains.
• Agrochemical Synthesis: Serves as a key precursor in the production of herbicides, fungicides, and plant growth regulators.
• Liquid Crystal Materials: Acts as a building block for mesogenic compounds used in display technologies.
• Organic Synthesis & Research: Employed as a versatile reagent for introducing the 4-hexylphenyl moiety in complex molecules for material science and chemical research.
• Polymer Modification: Used to functionalize polymers, altering their physical properties like flexibility and compatibility.
• Cosmetic & Personal Care Ingredients: Potential use in the synthesis of UV absorbers, emollients, or other specialty additives.

Basic Information

Item	Detail
Product Name	4-Hexylbenzoic Acid
CAS No.	21643-38-9
Molecular Formula	C13H18O2
Molecular Weight	206.28 g/mol
Synonyms	p-Hexylbenzoic Acid; 4-n-Hexylbenzoic Acid; Benzoic acid, 4-hexyl-; 4-Hexylbenzenecarboxylic Acid; 4-(Hexyl)benzoic Acid; Hexylbenzoic Acid; p-n-Hexylbenzoic Acid; (4-Hexylphenyl)carboxylic Acid
EINECS	Contact for details

Quality Control

Our 4-Hexylbenzoic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide full traceability and Certificates of Analysis (COA) are available upon request to support your quality assurance and regulatory compliance needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	95°C - 105°C
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.