Description

4,4'-Diisocyano-3,3'-Dimethoxybiphenyl is a specialized aromatic diisocyanate monomer featuring methoxy substituents. This compound matters as a critical building block for synthesizing advanced polymers and coordination complexes with tailored properties. It is primarily needed by R&D chemists and manufacturers in the fields of advanced materials science, polymer chemistry, and catalysis.

Application

• Polymer Synthesis: Key monomer for producing polyurethanes, polyureas, and other specialty polymers with enhanced thermal or mechanical properties.
• Coordination Chemistry: As a versatile bridging ligand for constructing metal-organic frameworks (MOFs) and discrete coordination complexes.
• Material Science Research: Used in the development of novel organic electronic materials, sensors, and non-linear optical (NLO) materials.
• Pharmaceutical Intermediates: Serves as a precursor in the synthesis of complex bioactive molecules and heterocyclic compounds.
• Cross-linking Agent: Employed to create cross-linked polymer networks for coatings, adhesives, or high-performance composites.
• Chemical Research & Development: A valuable reagent for exploring new reactions in organic synthesis and catalysis.

Basic Information

Product Name	4,4'-Diisocyano-3,3'-Dimethoxybiphenyl
CAS No.	3097-82-3
Molecular Formula	C₁₆H₁₂N₂O₂
Molecular Weight	264.28 g/mol
Synonyms	3,3'-Dimethoxybiphenyl-4,4'-diisocyanate; 4,4'-Diisocyanato-3,3'-dimethoxybiphenyl; 3,3'-Dimethoxy-4,4'-biphenyldiisocyanate; 4,4'-Diisocyanato-3,3'-dimethyl-1,1'-biphenyl; Biphenyl-4,4'-diyl diisocyanate, 3,3'-dimethoxy-; DIMDI (abbreviation); 3,3'-Dimethoxy-[1,1'-biphenyl]-4,4'-diyl diisocyanate
EINECS	Contact for details

Quality Control

Our 4,4'-Diisocyano-3,3'-Dimethoxybiphenyl is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (by HPLC), isocyanate content, and impurity profiles are available upon request to support your quality assurance and R&D documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is moisture-sensitive (hygroscopic) and should be handled under a dry inert atmosphere 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
Assay (HPLC)	≥ 98.0%
Isocyanate Content (-NCO)	≥ 31.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Solubility	Soluble in common organic solvents (DMF, THF, acetone)

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