Description

Bis(Carbomethoxyethyl)Dimethyltin is a specialized organotin compound widely utilized as a catalyst and intermediate in advanced chemical synthesis. Its value lies in its ability to facilitate key reactions, such as transesterification and polycondensation, with high efficiency and selectivity. This product is essential for manufacturers in the polymer, fine chemical, and pharmaceutical industries seeking reliable performance in catalyst systems and material science applications.

Application

• Primary catalyst in the production of polyesters and polyurethanes.
• Key intermediate for the synthesis of other functional organotin compounds.
• Catalyst for transesterification reactions in biodiesel and specialty chemical manufacturing.
• Stabilizer and catalyst component in silicone and other polymer systems.
• Used in R&D for developing novel materials and catalytic processes.
• Employed in the synthesis of heat stabilizers for PVC and other halogenated polymers.

Basic Information

Product Name	Bis(Carbomethoxyethyl)Dimethyltin
CAS No.	115152-95-9
Molecular Formula	C10H20O4Sn
Molecular Weight	322.97 g/mol
Synonyms	Dimethyltin Bis(3-Carbomethoxypropionate); Dimethylbis(3-methoxy-3-oxopropyl)stannane; 3-Methoxy-3-oxopropyl-dimethyltin 3-methoxy-3-oxopropanoate; Methyl 3-[(dimethylstannyl)oxy]-3-oxopropanoate; Bis(3-methoxycarbonylpropyl)dimethyltin; Contact for additional names.
EINECS	Contact for details

Quality Control

Our Bis(Carbomethoxyethyl)Dimethyltin is manufactured under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the precise requirements of industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and organic solvents. Recommended storage temperature is 15-25°C. The product is moisture-sensitive; keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC or Titration)	≥ 95.0%
Tin (Sn) Content	36.0 - 37.5 %
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.