Description

3 4-Dimethoxyphenethyl Isocyanate 97 is a versatile aromatic isocyanate derivative, serving as a critical building block in advanced organic synthesis. Its primary value lies in its highly reactive isocyanate group, which readily forms urethane, urea, and amide linkages under mild conditions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to construct complex molecular architectures and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those with phenethylamine or substituted benzylamine backbones.
• Agrochemical Synthesis: Used to create novel herbicides, fungicides, and plant growth regulators by introducing the dimethoxyphenethyl moiety.
• Polymer Modification: Acts as a cross-linking agent or chain extender in polyurethane and polyurea systems to enhance material properties like adhesion, chemical resistance, and thermal stability.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-organic frameworks (MOFs) or asymmetric catalysis.
• Bioconjugation Chemistry: Useful for labeling biomolecules (e.g., peptides, proteins) due to its selective reactivity with amine groups.
• Dye and Pigment Manufacturing: Intermediate in the production of high-performance colorants and imaging agents.

Basic Information

Product Name	3 4-Dimethoxyphenethyl Isocyanate 97
CAS No.	35167-81-8
Molecular Formula	C11H13NO3
Molecular Weight	207.23 g/mol
Synonyms	1-Isocyanato-2-(3,4-dimethoxyphenyl)ethane; 3,4-Dimethoxyphenethyl Isocyanate; 2-(3,4-Dimethoxyphenyl)ethyl Isocyanate; (3,4-Dimethoxyphenethyl) Isocyanate; 3,4-DMPEI; 35167-81-8; 2-(3,4-Dimethoxyphenyl)ethan-1-yl Isocyanate
EINECS	Contact for details

Quality Control

Our 3 4-Dimethoxyphenethyl Isocyanate 97 is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure a minimum purity of 97% and conformity to specified impurity profiles. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and safety parameters is provided with every shipment to guarantee traceability and reliable batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 2-8°C under an inert atmosphere (e.g., nitrogen or argon) due to its moisture-sensitive and light-sensitive nature. Keep away from heat, open flames, and sources of ignition. Isocyanate compounds should be stored separately from amines, alcohols, and water.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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