Description

4-(4-Hydroxybutyl)Benzoic Acid Methyl Ester is a versatile organic intermediate featuring both a benzoate ester and a terminal hydroxyl group on an aliphatic chain. This bifunctional structure makes it a valuable building block for the synthesis of more complex molecules in advanced chemical manufacturing. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and specialty polymer industries for constructing active pharmaceutical ingredients (APIs), liquid crystal materials, and functional monomers.

Application

• Pharmaceutical Intermediate: Key synthon for the production of active pharmaceutical ingredients (APIs), particularly those requiring a functionalized aromatic core with a flexible linker.
• Liquid Crystal Synthesis: Serves as a precursor in the manufacture of nematic and smectic liquid crystals for display technologies.
• Polymer & Resin Modifier: Used to introduce aromaticity and hydroxyl functionality into polymer chains, enhancing properties like rigidity, adhesion, and cross-linking potential.
• Agrochemical Active Ingredient Development: Employed in the research and synthesis of novel herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Utilized in coupling reactions (e.g., esterification, etherification) to create complex esters, ethers, and other derivatives for fine chemicals.
• Cross-linking Agent Precursor: The hydroxyl group can be further functionalized to create agents for thermosetting resins and coatings.

Basic Information

Product Name	4-(4-Hydroxybutyl)Benzoic Acid Methyl Ester
CAS No.	123910-88-3
Molecular Formula	C12H16O3
Molecular Weight	208.25 g/mol
Synonyms	Methyl 4-(4-Hydroxybutyl)benzoate; Benzoic acid, 4-(4-hydroxybutyl)-, methyl ester; 4-(4-Hydroxybutyl)methyl benzoate; Methyl p-(4-hydroxybutyl)benzoate; 4-Carbomethoxybutylbenzene-4-ol; 4-(4-Hydroxybutyl)benzoic acid methyl ester; Methyl 4-(4-hydroxybutyl)benzoate
EINECS	Contact for details

Quality Control

Our 4-(4-Hydroxybutyl)Benzoic Acid Methyl Ester is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global clientele in research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment and is available upon request.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

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%
Related Substances (HPLC)	Contact for details

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