Description

Dibutyltin Diisothiocyanate, 97% is an organotin compound that serves as a highly effective catalyst and stabilizer in various polymerization and chemical synthesis processes. Its value lies in its ability to accelerate specific reactions while maintaining product stability, which is critical for manufacturing consistent, high-performance materials. This product is essential for industrial chemists and manufacturers in the plastics, coatings, and specialty chemical sectors who require reliable and efficient catalytic agents.

Application

• Primary catalyst in the production of polyurethane (PU) foams and elastomers.
• Stabilizer and catalyst in silicone rubber and room-temperature vulcanization (RTV) systems.
• Catalyst for esterification and transesterification reactions in plasticizer and lubricant synthesis.
• Additive in PVC (polyvinyl chloride) stabilization formulations.
• Intermediate for the synthesis of other organotin compounds with specialized functions.
• Component in antifouling paint formulations for marine applications.
• Catalyst in the manufacture of adhesives and sealants.

Basic Information

Product Name	Dibutyltin Diisothiocyanate, 97%
CAS No.	15719-34-3
Molecular Formula	C10H20N2S2Sn
Molecular Weight	351.12 g/mol
Synonyms	Dibutyltin Bis(isothiocyanate); Di-n-butyltin Diisothiocyanate; Dibutylstannylene Diisothiocyanate; Stannane, dibutylbis(isothiocyanato-κS)-; DBTL Diisothiocyanate; Tin, dibutylbis(isothiocyanato)-; Catalyst T-9 (related); Dibutyltin Dithiocyanate
EINECS	239-826-6

Quality Control

Our Dibutyltin Diisothiocyanate, 97% is manufactured under stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets the declared specifications and is suitable for its intended industrial applications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and quality assurance.

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 oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep the container tightly sealed when not in use to minimize moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/Titration)	≥ 97.0%
Tin (Sn) Content	33.5 - 34.5 %
Specific Gravity (20°C)	1.20 - 1.30
Refractive Index (n20D)	1.550 - 1.570

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