Description

1,3-Benzenedicarboxylic Acid, 5-(Hydroxymethyl)-, 1,3-Dimethyl Ester is a high-purity, multifunctional aromatic ester building block of significant interest in advanced organic synthesis. Its value lies in the strategic combination of a diacid ester core with a reactive hydroxymethyl group, enabling its use as a versatile monomer or intermediate for creating complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of complex drug molecules, particularly those requiring isophthalate-derived scaffolds with pendant functionalization.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where its aromatic core provides stability and its functional groups allow for targeted modifications.
• Polymer & Resin Chemistry: Serves as a monomer or co-monomer for the production of specialty polyesters, polyamides, and epoxy resins, contributing to thermal stability and tailored mechanical properties.
• Liquid Crystal & OLED Materials: Acts as a precursor for synthesizing mesogenic units and electron-transport materials used in display technologies and organic electronics.
• Cross-linking Agent: The hydroxymethyl group can be utilized to introduce cross-links into polymer networks, enhancing durability and chemical resistance in coatings and composites.
• Organic Synthesis Reagent: A versatile starting material for further chemical transformations, including esterification, etherification, and oxidation reactions in fine chemical production.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, 5-(Hydroxymethyl)-, 1,3-Dimethyl Ester
CAS No.	109862-53-5
Molecular Formula	C11H12O6
Molecular Weight	240.21 g/mol
Synonyms	5-(Hydroxymethyl)isophthalic Acid Dimethyl Ester; Dimethyl 5-(Hydroxymethyl)isophthalate; 5-Hydroxymethyl-isophthalic Acid Dimethyl Ester; 1,3-Dimethyl 5-Hydroxymethylisophthalate; Isophthalic Acid, 5-(Hydroxymethyl)-, 1,3-Dimethyl Ester; 5-(Hydroxymethyl)-1,3-benzenedicarboxylic Acid Dimethyl Ester
EINECS	Contact for details

Quality Control

Our production of 1,3-Benzenedicarboxylic Acid, 5-(Hydroxymethyl)-, 1,3-Dimethyl Ester adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

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%
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.