Description

1,4-Diiodo-2,3,5,6-Tetramethylbenzene is a high-purity, multi-substituted aromatic compound featuring two iodine atoms in the para position. This specific substitution pattern makes it a valuable and versatile building block in advanced organic synthesis and materials science. It is primarily sought after by R&D and production teams in the pharmaceutical, agrochemical, and specialty chemical industries for creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring halogenated aromatic cores.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and pesticides where the diiodotetramethylbenzene moiety imparts specific biological activity.
• Ligand and Catalyst Development: Acts as a starting material for synthesizing sophisticated ligands used in transition metal catalysis and cross-coupling reactions.
• Organic Electronic Materials: Employed in the research and production of organic semiconductors, liquid crystals, and other functional materials due to its electron-rich and sterically hindered structure.
• Chemical Research & Development: A crucial reagent for academic and industrial labs exploring new synthetic methodologies and constructing complex polycyclic aromatic systems.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments where iodine substitution alters color and stability properties.

Basic Information

Product Name	1,4-Diiodo-2,3,5,6-Tetramethylbenzene
CAS No.	3268-21-1
Molecular Formula	C10H12I2
Molecular Weight	378.01 g/mol
Synonyms	1,4-Diiododurene; Durene-1,4-diiodide; 2,3,5,6-Tetramethyl-1,4-diiodobenzene; 1,4-Diiodo-2,3,5,6-tetramethyl-benzene; Benzene, 1,4-diiodo-2,3,5,6-tetramethyl-; Durene diiodide; p-Diiododurene
EINECS	Contact for details

Quality Control

Our 1,4-Diiodo-2,3,5,6-Tetramethylbenzene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee full traceability and compliance.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging during storage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residue on Ignition	< 0.1%

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