Description

3,4-Bis(Chloromethyl)-2,5-Dimethylselenophene is a specialized organoselenium building block of significant interest in advanced materials chemistry. This compound matters for its role as a key precursor in the synthesis of novel conjugated polymers and functional materials, particularly for applications in organic electronics. Industries requiring high-performance semiconducting polymers, such as those developing organic photovoltaics (OPVs), organic light-emitting diodes (OLEDs), and field-effect transistors (OFETs), are the primary users of this chemical.

Application

• Precursor for Conjugated Polymers: Serves as a critical monomer for synthesizing selenophene-based polymers with tailored electronic properties.
• Organic Semiconductor Development: Used in R&D for creating novel p-type and n-type semiconducting materials for electronic devices.
• Photovoltaic Material Synthesis: Key building block in the production of donor or acceptor materials for organic solar cells.
• Electroluminescent Material Research: Employed in the development of emissive layers for OLED displays and lighting.
• Chemical Sensor Fabrication: Used to create sensitive layers in chemiresistive or fluorescent sensors due to selenium's unique interaction properties.
• Ligand and Complex Synthesis: Acts as a starting material for synthesizing selenium-containing ligands for catalysis or metal-organic frameworks (MOFs).
• Pharmaceutical Intermediate: Potential use in medicinal chemistry research for synthesizing selenium-containing bioactive molecules.

Basic Information

Item	Details
Product Name	3,4-Bis(Chloromethyl)-2,5-Dimethylselenophene
CAS No.	63822-24-2
Molecular Formula	C8H10Cl2Se
Molecular Weight	252.03 g/mol
Synonyms	2,5-Dimethyl-3,4-bis(chloromethyl)selenophene; 3,4-Di(chloromethyl)-2,5-dimethylselenophene; 2,5-Dimethylselenophene-3,4-diylbis(chloromethane); Selenophene, 3,4-bis(chloromethyl)-2,5-dimethyl-
EINECS	Contact for details

Quality Control

Our 3,4-Bis(Chloromethyl)-2,5-Dimethylselenophene is produced under stringent conditions to ensure high purity and batch-to-batch consistency, critical for sensitive electronic material synthesis. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR, and elemental analysis. A detailed Certificate of Analysis (COA) documenting purity, identity, and impurity profile is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Meets ICH guidelines
Water Content (KF)	< 0.5%

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