Description

Tetraheptyltin CAS NO 57055-26-2 is a high-purity organotin compound characterized by its four heptyl groups bonded to a central tin atom. This compound serves as a versatile intermediate and catalyst in advanced organic synthesis and materials science. It is primarily utilized by R&D laboratories and industrial manufacturers in the polymer, electronics, and specialty chemical sectors for applications requiring precise organometallic reagents.

Application

• Catalyst Precursor: Used in cross-coupling reactions (e.g., Stille coupling) and other transition metal-catalyzed organic syntheses.
• Polymer Additive: Acts as a stabilizer or catalyst in the production of polyurethanes, silicones, and other specialty polymers.
• Surface Modification Agent: Employed to functionalize surfaces or nanoparticles for electronic and coating applications.
• Chemical Intermediate: Serves as a key building block for synthesizing more complex organotin compounds with specific functionalities.
• Research & Development: A critical reagent in academic and industrial R&D for exploring new catalytic systems and material properties.
• PVC Stabilizer Intermediate: Can be used in the synthesis of heat stabilizers for polyvinyl chloride (PVC) formulations.

Basic Information

Product Name	Tetraheptyltin
CAS No.	57055-26-2
Molecular Formula	C28H60Sn
Molecular Weight	515.47 g/mol
Synonyms	Heptyltin; Tetra-n-heptyltin; Tin tetraheptyl; Stannane, tetraheptyl-; Tetraheptylstannane; Tetraheptyl tin; NSC 664949
EINECS	Contact for details

Quality Control

Our Tetraheptyltin is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including assay by GC or NMR, identity confirmation (IR, NMR), and impurity profiling, to ensure it meets the high standards required for research and industrial applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended long-term storage temperature is 2-8°C. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Tin (Sn) Content	22.5 - 23.5 %
Related Impurities (GC)	≤ 5.0% total

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