Description

2,2-Dioctyl-6,11-Dioxa-2-Stanna-1,3-Dithiacyclotridecane-5,12-Dione is a specialized organotin compound with a complex macrocyclic structure. This chemical matters as a highly effective stabilizer and catalyst, offering superior performance in demanding polymer and material science applications. It is primarily needed by manufacturers in the plastics, coatings, and specialty chemical synthesis industries seeking advanced additive solutions.

Application

• Polyvinyl Chloride (PVC) Stabilizer: Acts as a highly efficient heat and light stabilizer for rigid and flexible PVC formulations, preventing degradation during processing and extending product lifespan.
• Polymer Catalyst: Serves as a catalyst or co-catalyst in polycondensation reactions, such as for polyesters or polycarbonates, due to its tin center.
• Crosslinking Agent: Used in the curing and crosslinking of silicone rubbers and other elastomers to enhance thermal and mechanical properties.
• Lubricant Additive: Functions as an extreme pressure (EP) additive and anti-wear agent in advanced synthetic lubricants and greases.
• Wood Preservative Synergist: Enhances the efficacy and fixation of biocides in wood preservation treatments.
• Specialty Intermediate: Employed in organic synthesis for the preparation of other complex organometallic compounds and macrocyclic ligands.

Basic Information

Product Name	2,2-Dioctyl-6,11-Dioxa-2-Stanna-1,3-Dithiacyclotridecane-5,12-Dione
CAS No.	69226-46-6
Molecular Formula	C25H46O4S2Sn
Molecular Weight	593.44 g/mol
Synonyms	Dioctyltin Macrocyclic Ester; 2,2-Dioctyl-1,3,2-dioxastannepane-4,7-dithione derivative; Organotin Stabilizer 69226-46-6; Tin(IV) 2,2-dioctyl-6,11-dioxa-2-stanna-1,3-dithiacyclotridecane-5,12-dione; Dioctyltin Dithioether Macrocycle; CAS 69226-46-6
EINECS	Contact for details

Quality Control

Our production of 2,2-Dioctyl-6,11-Dioxa-2-Stanna-1,3-Dithiacyclotridecane-5,12-Dione adheres to a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, identity, and performance. Certificates of Analysis (COA) detailing key specifications are provided to guarantee compliance with your technical requirements and support your own quality assurance protocols.

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 strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Yellow to amber viscous liquid or solid
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 95.0%
Purity (HPLC)	≥ 90.0%
Specific Gravity	Contact for details
Moisture (KF)	≤ 0.5%

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