Description

2,3,5-Tribromothieno[3,2-B]Thiophene is a high-purity, multi-brominated heterocyclic compound with the CAS number 25121-88-4. This specialized chemical serves as a critical advanced intermediate and building block in the synthesis of complex organic materials, where its unique brominated fused-ring structure imparts specific electronic and steric properties. It is primarily utilized by pharmaceutical R&D teams and advanced material scientists working on organic electronics, agrochemicals, and functional polymers.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in medicinal chemistry research targeting new therapeutic agents.
• Organic Semiconductor Precursor: Used in the synthesis of conjugated molecules and polymers for applications in organic light-emitting diodes (OLEDs), field-effect transistors (OFETs), and photovoltaics.
• Agrochemical Research: Serves as a building block for creating new crop protection agents and pesticides with enhanced efficacy.
• Ligand and Catalyst Development: Its structure can be utilized to develop specialized ligands for transition metal catalysis in fine chemical synthesis.
• Material Science Research: Employed in the creation of novel organic frameworks, liquid crystals, and other functional materials requiring halogenated heterocycles.
• Flame Retardant Additive Research: The high bromine content makes it a candidate for investigation as a component in flame-retardant formulations for polymers.

Basic Information

Product Name	2,3,5-Tribromothieno[3,2-B]Thiophene
CAS No.	25121-88-4
Molecular Formula	C6HBr3S2
Molecular Weight	394.97 g/mol
Synonyms	Thieno[3,2-b]thiophene, 2,3,5-tribromo-; 2,3,5-Tribromothieno[3,2-b]thiophene; Tribromothienothiophene; TBTT; 2,3,5-Tribromo-thieno[3,2-b]thiophene
EINECS	Contact for details

Quality Control

Every batch of 2,3,5-Tribromothieno[3,2-B]Thiophene is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the exacting standards required for research and development. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for all shipments. Our quality commitment ensures batch-to-batch consistency and reliable performance in your sensitive synthetic applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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