Description

4-Methoxy-3,5-Dimethyl Benzoic Acid Methyl Ester is a high-purity aromatic ester derivative valued for its role as a versatile synthetic intermediate in advanced organic chemistry. Its specific substitution pattern makes it a critical building block for constructing complex molecules with tailored properties. This compound is essential for R&D and production in the pharmaceutical and fine chemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a multi-substituted benzoate core structure.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators where its methoxy and dimethyl groups contribute to biological activity.
• Liquid Crystal & OLED Materials: Serves as a starting material for the synthesis of specialized aromatic compounds used in electronic display technologies.
• Organic Ligand & Catalyst Development: Employed in the preparation of complex ligands for metal catalysts used in asymmetric synthesis and coupling reactions.
• Fragrance & Flavor Chemistry: Acts as an intermediate for creating specific aromatic esters with complex scent profiles.
• Polymer & Resin Modifiers: Used to introduce specific functional groups into polymer chains to alter physical properties like solubility or thermal stability.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	4-Methoxy-3,5-Dimethyl Benzoic Acid Methyl Ester
CAS No.	70347-05-6
Molecular Formula	C11H14O3
Molecular Weight	194.23 g/mol
Synonyms	Methyl 4-Methoxy-3,5-dimethylbenzoate; 3,5-Dimethyl-4-methoxybenzoic Acid Methyl Ester; Benzoic acid, 4-methoxy-3,5-dimethyl-, methyl ester; Methyl 4-methoxy-3,5-dimethylbenzoate; 4-Methoxy-3,5-dimethyl methyl benzoate
EINECS	Contact for details

Quality Control

Our 4-Methoxy-3,5-Dimethyl Benzoic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

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). Keep away from heat sources and incompatible materials. The product is light-sensitive and should be stored away from light as indicated.

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%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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