Description

Tri-n-Propyltin Acetate is an organotin compound with the CAS number 3267-78-5, valued for its role as a versatile intermediate and catalyst in advanced chemical synthesis. This compound is particularly significant for introducing the tri-n-propyltin moiety into target molecules, enabling a range of functional transformations. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for research, development, and production-scale applications.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and for the preparation of organotin reagents in medicinal chemistry.
• Agrochemical Synthesis: Serves as a key building block in the production of certain fungicides, herbicides, and other crop protection agents.
• Polymer Catalyst/Stabilizer: Acts as a catalyst in polyurethane (PU) and polyvinyl chloride (PVC) formulations, and as a heat stabilizer.
• Organic Synthesis Reagent: Employed in Stille cross-coupling reactions and other transition metal-catalyzed processes to form carbon-carbon bonds.
• Material Science Research: Utilized in the development of novel organometallic complexes and advanced materials.
• Laboratory Chemical: Used as a standard or reagent in analytical and research laboratories.

Basic Information

Item	Detail
Product Name	Tri-n-Propyltin Acetate
CAS No.	3267-78-5
Molecular Formula	C11H24O2Sn
Molecular Weight	307.01 g/mol
Synonyms	Acetoxytripropylstannane; Stannane, acetoxytripropyl-; Tripropyltin acetate; Tri-n-propylstannyl acetate; NSC 163046; (Acetoxy)tripropylstannane; Tripropylstannyl acetate; Acetic acid tripropylstannyl ester
EINECS	221-889-7

Quality Control

Our Tri-n-Propyltin Acetate is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including assay by titration and impurity profiling, to ensure it meets the high-purity standards required for industrial and research applications. A Certificate of Analysis (COA) detailing purity, identity, and specific test results is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Tin (Sn) Content	Contact for details
Water Content (KF)	< 0.5%
Related Impurities (GC/HPLC)	Contact for details

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