Description

4-Isocyanato-2-Methoxy-1-Methylbenzene is a specialized aromatic isocyanate monomer used as a key building block in advanced polymer synthesis. This compound matters for its role in introducing specific methoxy-substituted aromatic structures into polymer backbones, enabling fine-tuning of material properties such as reactivity, thermal stability, and solubility. It is primarily needed by R&D chemists and production engineers in the agrochemical, pharmaceutical intermediate, and high-performance polyurethane industries.

Application

• Agrochemical Intermediate: Serves as a critical precursor in the synthesis of novel herbicides, fungicides, and insecticides, where its aromatic isocyanate group allows for the creation of active ingredients with tailored biological activity.
• Pharmaceutical Building Block: Used in medicinal chemistry for constructing complex molecules, potentially as a component in drug discovery programs targeting various therapeutic areas.
• Specialty Polyurethane Production: Acts as a monomer for producing high-performance polyurethane resins, coatings, and adhesives with enhanced chemical resistance and specific mechanical properties.
• Polymer Modification: Employed to functionalize polymers or create custom cross-linked networks for advanced material science applications.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic pathways and novel material compositions.

Basic Information

Product Name	4-Isocyanato-2-Methoxy-1-Methylbenzene
CAS No.	61386-73-0
Molecular Formula	C9H9NO2
Molecular Weight	163.17 g/mol
Synonyms	2-Methoxy-4-isocyanato-1-methylbenzene; 1-Methyl-2-methoxy-4-isocyanatobenzene; 4-Isocyanato-2-methoxytoluene; 2-Methoxy-4-isocyanatotoluene; 4-Isocyanato-o-methoxytoluene; 2-Methoxy-α,4-tolylene diisocyanate (partial); NSC 405088
EINECS	Contact for details

Quality Control

Our production of 4-Isocyanato-2-Methoxy-1-Methylbenzene adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. The product is manufactured and tested in facilities that follow cGMP (current Good Manufacturing Practice) guidelines where applicable. Comprehensive analytical testing, including HPLC, GC, and NMR, is performed to verify identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing all specifications and test results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen) after opening to prevent degradation from atmospheric moisture. Keep away from heat, sparks, open flames, and incompatible materials such as alcohols, amines, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Chlorides	≤ 100 ppm
Heavy Metals (as Pb)	≤ 10 ppm

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