Description

Bis(Lauroyloxy)Dioctyltin CAS NO 3648-18-8 is a high-purity organotin compound widely utilized as a catalyst and stabilizer in polymer chemistry. Its primary value lies in its exceptional efficiency in promoting specific reactions, such as polyurethane formation and PVC stabilization, while maintaining product integrity. This chemical is essential for manufacturers in the plastics, coatings, and specialty chemical synthesis industries who require reliable and consistent performance additives.

Application

• Primary catalyst in the production of polyurethane foams and elastomers.
• Heat stabilizer for polyvinyl chloride (PVC) and other halogen-containing polymers.
• Catalyst for esterification and transesterification reactions in fine chemical synthesis.
• Additive in silicone rubber curing systems.
• Component in one-component moisture-cure sealants and adhesives.
• Stabilizer for plasticized PVC applications, including cables and films.

Basic Information

Item	Detail
Product Name	Bis(Lauroyloxy)Dioctyltin
CAS No.	3648-18-8
Molecular Formula	C36H70O4Sn
Molecular Weight	685.64 g/mol
Synonyms	Dioctyltin Dilaurate; DOTL; Dioctyltin Bis(2-ethylhexanoate) (common trade form); Stannane, bis(1-oxododecyloxy)dioctyl-; Tin, bis(dodecanoyloxy)dioctyl-; Octyltin Dilaurate; Catalyst T-12 (industry alias); Stabilizer OT-20
EINECS	222-883-3

Quality Control

Our Bis(Lauroyloxy)Dioctyltin is produced under stringent quality management systems to ensure batch-to-batch consistency and high performance. Each lot undergoes comprehensive analysis, including assay, tin content determination, and impurity profiling. Certificates of Analysis (COA) documenting purity and key specifications are available for every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The product has a limited shelf life under recommended conditions; inspect before use.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms to structure
Assay (Sn content)	≥ 17.0 %
Purity (HPLC)	≥ 95.0 %
Acid Value	≤ 1.0 mg KOH/g
Color (Gardner)	≤ 4
Density at 20°C	1.01 - 1.05 g/mL
Refractive Index (n20D)	1.470 - 1.480

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