Description

2,3,5,6-Tetramethylbenzene-1,4-Dicarbonitrile is a high-purity, multi-functional aromatic nitrile compound. It serves as a critical advanced intermediate for synthesizing complex organic molecules and functional materials. This product is essential for R&D and production in the pharmaceutical, agrochemical, and specialty polymer industries.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand & Catalyst Precursor: Serves as a precursor for creating specialized ligands in coordination chemistry and catalysis.
• Organic Electronic Materials: A valuable monomer or intermediate in the development of organic semiconductors and conductive polymers.
• Dye & Pigment Manufacturing: Employed in the synthesis of high-performance dyes and pigments for specialized applications.
• Cross-coupling Reactions: A useful substrate in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) for constructing complex aromatic systems.
• Research & Development: A versatile reagent for academic and industrial research in synthetic organic chemistry and material science.

Basic Information

Product Name	2,3,5,6-Tetramethylbenzene-1,4-Dicarbonitrile
CAS No.	2619-37-6
Molecular Formula	C12H10N2
Molecular Weight	182.22 g/mol
Synonyms	Durozonitrile; 1,4-Dicyano-2,3,5,6-tetramethylbenzene; Duroldinitrile; Tetramethylterephthalonitrile; 2,3,5,6-Tetramethyl-1,4-benzenedicarbonitrile; 2,3,5,6-Tetramethyl-p-phenylenedicarbonitrile; Durene-1,4-dicarbonitrile; Durene dinitrile
EINECS	220-047-2

Quality Control

Our 2,3,5,6-Tetramethylbenzene-1,4-Dicarbonitrile is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	245 - 250 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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