Description

Ethyltripropyltin is an organotin compound of significant industrial interest. This chemical serves as a versatile intermediate and catalyst in advanced organic synthesis and materials science. It is particularly valuable for manufacturers and R&D facilities in the fine chemical, pharmaceutical, and polymer industries seeking reliable organometallic reagents.

Application

• Key intermediate in the synthesis of more complex organotin compounds for specialized applications.
• Catalyst or co-catalyst in polyurethane (PU) foam production and other polymerization reactions.
• Precursor for the development of heat stabilizers and light stabilizers used in PVC and other plastics.
• Reagent in Stille cross-coupling reactions for forming carbon-carbon bonds in pharmaceutical and agrochemical research.
• Used in the manufacture of antifouling agents and biocides for marine coatings.
• Component in glass coating formulations and surface treatment agents.
• Employed in research for developing novel materials with specific electronic or catalytic properties.

Basic Information

Product Name	Ethyltripropyltin
CAS No.	3440-79-7
Molecular Formula	C11H26Sn
Molecular Weight	277.03 g/mol
Synonyms	Ethyltripropylstannane; Tripropylethyltin; Ethyl-tri-n-propyltin; Stannane, ethyltripropyl-; NSC 163248; Ethyltripropylstannane; Tin, ethyltripropyl-
EINECS	222-350-1

Quality Control

Our Ethyltripropyltin is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by GC or NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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 storage temperature is between 2°C and 8°C to maximize stability. Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Tin (Sn) Content	42.0 - 44.0 %
Density (at 20°C)	1.10 - 1.20 g/mL
Refractive Index (n20/D)	1.480 - 1.500

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