Description

(9Z,12Z)-1,3-Bis(Octadeca-9,12-Dienoyloxy)-1,1,3,3-Tetraoctyldistannoxane is a specialized organotin compound, specifically a distannoxane derivative functionalized with linoleic acid residues. This unique molecular architecture provides it with distinct properties as a catalyst and stabilizer, making it valuable for advanced material synthesis. It is primarily utilized by R&D chemists and process engineers in the polymer and specialty chemical industries for applications requiring controlled reactivity and thermal management.

Application

• Polymerization Catalyst: Acts as a catalyst or co-catalyst in polycondensation reactions, such as for polyesters and polycarbonates.
• PVC Stabilizer: Functions as a heat stabilizer in polyvinyl chloride (PVC) formulations to prevent degradation during processing.
• Crosslinking Agent: Used in silicone and other elastomer systems to facilitate controlled crosslinking and improve final product properties.
• Transesterification Catalyst: Employed in biodiesel production and ester exchange reactions due to its Lewis acidic character.
• Specialty Additive: Serves as a functional additive in coatings, adhesives, and sealants to modify rheology or enhance performance.
• Research & Development: A key intermediate or reagent in organometallic chemistry research for developing new catalytic systems.

Basic Information

Item	Details
Product Name	(9Z,12Z)-1,3-Bis(Octadeca-9,12-Dienoyloxy)-1,1,3,3-Tetraoctyldistannoxane
CAS No.	85938-45-0
Molecular Formula	C68H124O5Sn2
Molecular Weight	1244.31 g/mol
Synonyms	Dioctyltin dilinoleate; Bis(linoleoyloxy)di-n-octylstannoxane; Distannoxane, 1,1,3,3-tetraoctyl-1,3-bis[(9Z,12Z)-9,12-octadecadienoyloxy]-; Tetraoctylbis(linoleoyloxy)distannoxane; Organotin dilinoleate; Dioctyltin bis(linoleate); Catalyst T-9 (related trade name); Tin-based ester catalyst
EINECS	Contact for details

Quality Control

Our (9Z,12Z)-1,3-Bis(Octadeca-9,12-Dienoyloxy)-1,1,3,3-Tetraoctyldistannoxane is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity. Production adheres to ISO 9001 quality management standards. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, tin content, and impurity profiles. Certificates are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials such as strong acids, bases, and oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Pale yellow to amber viscous liquid
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 95.0%
Purity (HPLC)	≥ 90.0%
Acid Value	≤ 5.0 mg KOH/g
Moisture (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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