Description

4-(3,5-Dimethyl-1H-Pyrazol-1-Yl)Phenyl Isocyanate 97% is a high-purity, functionalized aromatic isocyanate monomer, serving as a critical building block for advanced material synthesis. Its core value lies in introducing the reactive isocyanate group onto a phenyl ring that is further substituted with a sterically hindered pyrazole moiety, enabling the creation of polymers and small molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require precise chemical functionality for developing novel active ingredients, ligands, or high-performance materials.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing novel drug candidates, particularly those targeting specific enzymes or receptors where the pyrazole-isocyanate scaffold is pharmacologically relevant.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its structure can be incorporated to modify biological activity and environmental stability.
• Polymer & Material Science: Serves as a monomer for producing polyurethanes, polyureas, and other specialty polymers with enhanced thermal stability, chemical resistance, or specific mechanical properties.
• Chemical Crosslinking Agent: Utilized to introduce covalent crosslinks into polymer matrices, coatings, or adhesives, improving their durability and performance.
• Ligand & Catalyst Development: The pyrazole nitrogen atoms can coordinate to metal centers, making this compound a precursor for creating novel ligands and catalysts in organometallic chemistry.
• Surface Modification: Can be used to functionalize material surfaces (e.g., silica, polymers) with reactive isocyanate groups for subsequent grafting or immobilization of other molecules.

Basic Information

Product Name	4-(3,5-Dimethyl-1H-Pyrazol-1-Yl)Phenyl Isocyanate 97%
CAS No.	937796-04-8
Molecular Formula	C12H11N3O
Molecular Weight	213.24 g/mol
Synonyms	1-Isocyanato-4-(3,5-dimethyl-1H-pyrazol-1-yl)benzene; 4-(3,5-Dimethylpyrazol-1-yl)phenyl isocyanate; 4-(3,5-Dimethyl-1-pyrazolyl)phenyl isocyanate; 1-(4-Isocyanatophenyl)-3,5-dimethyl-1H-pyrazole; [4-(3,5-Dimethyl-1H-pyrazol-1-yl)phenyl] isocyanate
EINECS	Contact for details

Quality Control

Our 4-(3,5-Dimethyl-1H-Pyrazol-1-Yl)Phenyl Isocyanate 97% is manufactured under strict quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the specified 97% minimum purity and consistent performance for your synthetic applications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under a dry inert atmosphere (e.g., nitrogen or argon) to prevent degradation and maintain purity. Keep away from heat, open flames, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%

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