Description

4-Methoxybenzoic Acid is a versatile aromatic carboxylic acid derivative, serving as a key synthetic intermediate in advanced organic chemistry. Its value lies in the methoxy-substituted benzoic acid structure, which provides unique reactivity and properties for constructing complex molecules. This compound is essential for research and development laboratories, pharmaceutical manufacturers, and fine chemical producers seeking high-purity building blocks.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a para-methoxybenzoate moiety.
• Liquid Crystal Material Synthesis: Used in the production of advanced organic materials, including precursors for liquid crystal displays (LCDs) and other electronic components.
• Organic Synthesis Reagent: Employed in various organic reactions, such as esterification and amidation, to introduce the 4-methoxybenzoyl group into target molecules.
• Fragrance and Flavor Ingredient Intermediate: Acts as a precursor in the manufacture of certain aroma chemicals and flavor compounds.
• Agrochemical Synthesis: Utilized in the research and production of certain herbicides and plant growth regulators.
• Polymer Modification: Can be used to modify polymers, imparting specific chemical or physical properties to the final material.
• Research & Development: Serves as a standard or starting material in academic and industrial R&D for novel chemical entities.

Basic Information

Product Name	4-Methoxybenzoic Acid
CAS No.	73424-02-9
Molecular Formula	C8H8O3
Molecular Weight	152.15 g/mol
Synonyms	p-Anisic Acid; 4-Anisic Acid; Draconic Acid; p-Methoxybenzoic Acid; 4-Methoxybenzenecarboxylic Acid; Benzoic acid, 4-methoxy-; 4-Carboxyanisole; para-Methoxybenzoic Acid
EINECS	Contact for details

Quality Control

Our 4-Methoxybenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee traceability and consistency.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	182 - 186 °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.