Description

3,4-Difluoro-2,5-Bis-Trimethylstannanyl-Thiophene is a high-value organotin reagent and a critical building block in advanced organic synthesis. Its core value lies in enabling precise cross-coupling reactions, particularly Stille couplings, to construct complex heterocyclic and conjugated molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and organic electronics industries who require reliable, high-purity intermediates for developing new active ingredients and functional materials.

Application

• Key monomer or intermediate in the synthesis of pharmaceutical candidates, especially those containing complex thiophene-based heterocycles.
• Precursor for constructing conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Building block for agrochemical research, facilitating the creation of novel compounds with potential herbicidal or insecticidal activity.
• Versatile reagent in Stille cross-coupling reactions for forming carbon-carbon bonds under mild conditions.
• Material science research for developing advanced organic semiconductors and electronic materials.
• Used in academic and industrial R&D for exploring new synthetic pathways and functional materials.

Basic Information

Product Name	3,4-Difluoro-2,5-Bis-Trimethylstannanyl-Thiophene
CAS No.	870718-97-1
Molecular Formula	C10H18F2S1Sn2
Molecular Weight	467.73 g/mol
Synonyms	2,5-Bis(trimethylstannyl)-3,4-difluorothiophene; 3,4-Difluoro-2,5-bis(trimethylstannyl)thiophene; Thiophene, 3,4-difluoro-2,5-bis(trimethylstannyl)-; 3,4-Difluoro-2,5-di(trimethylstannyl)thiophene; 3,4-Difluoro-2,5-bis(trimethyltin)thiophene; Organotin Reagent 870718-97-1; Stille Coupling Reagent
EINECS	Contact for details

Quality Control

Our 3,4-Difluoro-2,5-Bis-Trimethylstannanyl-Thiophene is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive cross-coupling reactions. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing key parameters such as assay, tin content, and impurity profiles. Our quality management system is designed to meet the stringent requirements of research and development as well as pre-commercial scale-up activities.

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). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white solid or crystalline powder
Identification (IR)	Conforms to structure
Assay (NMR/HPLC)	≥ 95.0%
Tin (Sn) Content	Contact for details
Residual Solvents (GC)	Meets ICH guidelines

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