Description

3-Methoxy-4-Methylbenzoic Acid is a versatile aromatic carboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its dual functional groups, which allow for selective modifications to create complex molecular architectures. This intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with specific aromatic substitution patterns.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and plant growth regulators where the methoxy-methyl benzoate structure is required.
• Liquid Crystal & OLED Materials: Acts as a starting material for synthesizing advanced organic electronic materials and liquid crystal monomers.
• Dye & Pigment Manufacturing: Intermediate for producing azo dyes and other complex colorants requiring substituted benzoic acid cores.
• Polymer Modification: Employed to introduce functional groups into polymer chains, enhancing properties like adhesion, solubility, or biocompatibility.
• Flavor & Fragrance Ingredient: Serves as a synthetic intermediate for certain aroma chemicals and fragrance compounds.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical reactions and creating novel compound libraries.

Basic Information

Product Name	3-Methoxy-4-Methylbenzoic Acid
CAS No.	7151-68-0
Molecular Formula	C9H10O3
Molecular Weight	166.17 g/mol
Synonyms	4-Methyl-3-methoxybenzoic Acid; 3-Methoxy-p-toluic Acid; 3-Methoxy-4-methylbenzoic acid; Benzoic acid, 3-methoxy-4-methyl-; 4-Methyl-m-anisic acid; 3-Methoxy-4-methyl-benzoic acid; 7151-68-0 (CAS)
EINECS	Contact for details

Quality Control

Our 3-Methoxy-4-Methylbenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global B2B clients. A detailed Certificate of Analysis (COA) confirming identity, purity, and impurity profiles is provided with every shipment.

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 heat, sparks, and open flame. The compound is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	145 - 150 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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