Description

Dimethyl 2-Isocyanoterephthalate is a high-purity organic intermediate featuring a reactive isocyanate group and ester functionalities on a benzene ring. This compound is critical for the synthesis of complex molecules, enabling the construction of advanced polymers, pharmaceuticals, and agrochemicals. It is essential for R&D chemists and production facilities in the pharmaceutical, specialty polymer, and fine chemical industries seeking to incorporate rigid, functionalized aromatic building blocks into their products.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those with terephthalate or isocyanate-derived moieties.
• Polymer & Resin Synthesis: Used in the production of specialized polyurethanes, polyamides, and other high-performance polymers where its aromatic structure imparts rigidity and thermal stability.
• Agrochemical Development: Serves as a precursor in the manufacture of advanced herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Employed in the synthesis of organic electronic materials and liquid crystal compounds due to its planar, functionalizable aromatic core.
• Crosslinking Agent: Functions as a reactive crosslinker in coatings, adhesives, and elastomers, enhancing durability and chemical resistance.
• Organic Synthesis Reagent: A versatile reagent in academic and industrial research labs for constructing complex heterocycles and functionalized aromatics.

Basic Information

Product Name	Dimethyl 2-Isocyanoterephthalate
CAS No.	1025010-61-0
Molecular Formula	C11H9NO5
Molecular Weight	235.19 g/mol
Synonyms	Dimethyl 5-Isocyanoterephthalate; 2-Isocyanoterephthalic Acid Dimethyl Ester; 1,4-Benzenedicarboxylic Acid, 2-Isocyanato-, Dimethyl Ester; 5-Isocyanatoisophthalic Acid Dimethyl Ester; Dimethyl 5-Isocyanatoisophthalate; Isocyanoterephthalic Acid Dimethyl Ester; 2-Isocyanato-1,4-benzenedicarboxylic Acid Dimethyl Ester
EINECS	Contact for details

Quality Control

Our Dimethyl 2-Isocyanoterephthalate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles 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, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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