Description

4,6-Dimethoxy-Isophthalic Acid Diethyl Ester is a high-purity, synthetically valuable diester derivative of isophthalic acid. This compound serves as a critical advanced pharmaceutical intermediate (API) and a versatile organic building block for complex molecule synthesis. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce a functionalized aromatic core into their target molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a symmetrically substituted benzene ring scaffold.
• Ligand and Catalyst Synthesis: Building block for creating sophisticated chelating ligands and organocatalysts used in asymmetric synthesis and metal-catalyzed reactions.
• Polymer Chemistry: Monomer or co-monomer for the production of specialty polyesters and high-performance polymers with tailored thermal and mechanical properties.
• Agrochemical Research: Intermediate in the development of novel herbicides, fungicides, and plant growth regulators.
• Material Science: Used in the research and development of organic electronic materials, such as those for OLEDs or semiconductors.
• Dye and Pigment Industry: Starting material for synthesizing complex organic dyes and functional colorants.

Basic Information

Product Name	4,6-Dimethoxy-Isophthalic Acid Diethyl Ester
CAS No.	1956377-63-1
Molecular Formula	C14H18O6
Molecular Weight	282.29 g/mol
Synonyms	Diethyl 4,6-Dimethoxyisophthalate; 4,6-Dimethoxybenzene-1,3-dicarboxylic Acid Diethyl Ester; Isophthalic Acid, 4,6-Dimethoxy-, Diethyl Ester; 1,3-Benzenedicarboxylic acid, 4,6-dimethoxy-, diethyl ester; Diethyl 4,6-Dimethoxy-1,3-benzenedicarboxylate
EINECS	Contact for details

Quality Control

Our 4,6-Dimethoxy-Isophthalic Acid Diethyl Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high chemical purity and lot-to-lot consistency, meeting the stringent requirements for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment.

Storage

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

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	≤ 10 ppm

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