Description

(5-Bromothiophen-2-Yl)Tributylstannane is a high-purity organotin reagent, specifically a tributylstannyl derivative of 5-bromothiophene. This compound is a critical building block in modern organic synthesis, enabling efficient carbon-carbon bond formation via Stille cross-coupling reactions. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries for constructing complex heterocyclic molecules.

Application

• Pharmaceutical Intermediate Synthesis: A key reagent for the Stille coupling-based construction of complex thiophene-containing drug candidates, including kinase inhibitors and antiviral agents.
• Agrochemical Development: Used in the synthesis of novel active ingredients that incorporate the 5-bromothiophene moiety for crop protection products.
• Organic Electronics & Materials Science: Serves as a precursor for synthesizing conjugated polymers and small molecules for use in OLEDs, organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Chemical Research & Development: An essential tool for academic and industrial R&D labs exploring new synthetic methodologies and constructing diverse thiophene-based molecular libraries.
• Ligand & Catalyst Preparation: Employed in the synthesis of specialized ligands and organometallic catalysts where the thiophene unit is a core structural element.

Basic Information

Product Name	(5-Bromothiophen-2-Yl)Tributylstannane
CAS No.	143724-36-1
Molecular Formula	C16H29BrSSn
Molecular Weight	452.06 g/mol
Synonyms	5-Bromo-2-(tributylstannyl)thiophene; Tributyl(5-bromothiophen-2-yl)stannane; 2-(Tributylstannyl)-5-bromothiophene; Stannane, tributyl(5-bromothiophen-2-yl)-; (5-Bromo-2-thienyl)tributylstannane; 5-Bromothiophene-2-tributyltin
EINECS	Contact for details

Quality Control

Our (5-Bromothiophen-2-Yl)Tributylstannane is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for sensitive coupling reactions. Each lot is characterized by NMR (1H, 13C), GC or HPLC analysis, and other relevant spectroscopic methods to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place. Recommended storage temperature is 2-8°C. This material is moisture-sensitive and easily oxidized; ensure containers are sealed properly after each use to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (GC/HPLC)	≥ 95% (Typical 97-99%)
Tin (Sn) Content	Contact for details

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