Description

4-Methyl-9-Oxo-4-[[2-(Propionyloxy)Ethyl]Thio]-8-Oxa-3,5-Dithia-4-Stannaundecyl Propionate is a specialized organotin compound with a complex molecular structure designed for high-performance applications. This chemical is valued for its role as a stabilizer and catalyst precursor in advanced material synthesis, offering unique reactivity and thermal stability. It is primarily sought by manufacturers in the polymer, specialty chemical, and material science industries for developing next-generation products.

Application

• Polymer Stabilizer: Acts as a heat and light stabilizer in the production of PVC and other halogenated polymers.
• Catalyst Precursor: Serves as a key intermediate in the synthesis of organotin catalysts for polyurethane (PU) and silicone rubber manufacturing.
• Material Science Research: Used in R&D for developing novel tin-based compounds with specific electronic or catalytic properties.
• Specialty Additive: Functions as a performance additive in coatings, adhesives, and sealants to enhance durability.
• Cross-linking Agent: Employed in the curing processes of specific high-temperature resins and elastomers.
• Organic Synthesis Intermediate: Utilized in pharmaceutical and agrochemical research for constructing complex molecular architectures.

Basic Information

Product Name	4-Methyl-9-Oxo-4-[[2-(Propionyloxy)Ethyl]Thio]-8-Oxa-3,5-Dithia-4-Stannaundecyl Propionate
CAS No.	67874-46-8
Molecular Formula	C16H30O5S3Sn
Molecular Weight	525.3 g/mol (approx.)
Synonyms	Tin(IV) 2-(2-(propionyloxy)ethylthio)-2-methyl-3,6,9-trioxa-2-stanna-5,8-dithiaundecanoate; Propanoic acid, 2-methyl-3,6,9-trioxa-2-stanna-5,8-dithiaundecanedioic acid, 2-(2-(1-oxopropoxy)ethyl)thio]-2-methyl-, 1,11-dipropyl ester; Organotin stabilizer 67874-46-8; 4-Methyl-9-oxo-4-((2-(propionyloxy)ethyl)thio)-8-oxa-3,5-dithia-4-stannaundecyl propanoate; Tin-based thioether ester.
EINECS	Contact for details

Quality Control

Our production of 4-Methyl-9-Oxo-4-[[2-(Propionyloxy)Ethyl]Thio]-8-Oxa-3,5-Dithia-4-Stannaundecyl Propionate adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analysis, including assay, impurity profiling, and identity confirmation. Certificates of Analysis (COA) documenting purity, physical properties, and test results are provided with every shipment to support your quality assurance and regulatory 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, open flames, and incompatible materials. Due to its light-sensitive nature, the container should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Tin (Sn) Content	22.0 - 23.5 %
Specific Gravity (20°C)	1.25 - 1.35
Water Content (KF)	≤ 0.5%

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