Description

2,5-Dibromo-3-octadecylthiophene is a high-purity, functionalized thiophene derivative characterized by its long alkyl chain and halogen substituents. This compound is a critical advanced organic intermediate for the synthesis of conjugated polymers and semiconducting materials. It is primarily utilized by R&D chemists and material scientists in the fields of organic electronics, photovoltaics, and specialty chemical manufacturing.

Application

• Organic Semiconductor Synthesis: A key monomer for constructing p-type semiconducting polymers used in Organic Field-Effect Transistors (OFETs) and organic photovoltaics (OPVs).
• Conjugated Polymer Research: Serves as a building block for developing novel thiophene-based polymers with tailored electronic and optical properties.
• Chemical Intermediate: Used in further functionalization reactions, where the bromine atoms act as handles for cross-coupling (e.g., Suzuki, Stille) to create complex molecular architectures.
• Material Science: Employed in the development of electrochromic devices, sensors, and other advanced functional materials requiring precise molecular design.
• Academic & Industrial R&D: Essential for research institutions and companies innovating in next-generation electronic and optoelectronic materials.

Basic Information

Product Name	2,5-Dibromo-3-Octadecylthiophene
CAS No.	205235-01-4
Molecular Formula	C22H38Br2S
Molecular Weight	502.41 g/mol
Synonyms	3-Octadecyl-2,5-dibromothiophene; 2,5-Dibromo-3-stearylthiophene; Thiophene, 2,5-dibromo-3-octadecyl-; 2,5-Dibromo-3-C18-thiophene; DBOT; 2,5-Dibromo-3-n-octadecylthiophene
EINECS	Contact for details

Quality Control

Our 2,5-Dibromo-3-octadecylthiophene is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity, essential for sensitive electronic applications. Quality is verified through advanced analytical techniques including HPLC, GC, and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and R&D documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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