Description

1,4-Diiodobenzene is a high-purity aromatic organic compound featuring two iodine atoms in the para position on a benzene ring. 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 research institutions and industrial manufacturers for the development of pharmaceuticals, liquid crystals, and functional organic materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Liquid Crystal Manufacturing: Serves as a core building block for creating liquid crystal compounds used in displays (LCDs) and optical devices.
• Organic Synthesis Reagent: Utilized in cross-coupling reactions (e.g., Suzuki, Heck) to introduce the diiodobenzene moiety into larger molecular architectures.
• Material Science Research: Used in the development of organic semiconductors, conductive polymers, and metal-organic frameworks (MOFs).
• Chemical Research & Development: Employed as a standard or reference compound in analytical chemistry and method development.

Basic Information

Product Name	1,4-Diiodobenzene
CAS No.	624-38-4
Molecular Formula	C6H4I2
Molecular Weight	329.90 g/mol
Synonyms	p-Diiodobenzene; 1,4-Diiodobenzol; Benzene, 1,4-diiodo-; DIB; Para-Diiodobenzene; 4-Iodophenyl iodide; NSC 6055; EINECS 210-842-0
EINECS	210-842-0

Quality Control

Our 1,4-Diiodobenzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your research and production specifications.

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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	128 - 132 °C
Loss on Drying	≤0.5%
Heavy Metals	≤20 ppm

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