Description

Dibutyltin Mercaptopropionate CAS NO 78-06-8 is a high-performance organotin compound widely recognized for its exceptional catalytic activity. This product is a critical component in the manufacturing of polyurethane (PU) foams and silicones, where it ensures optimal reaction kinetics and final product quality. It is an essential material for industrial manufacturers in the plastics, sealants, and coatings sectors seeking reliable and efficient polymerization catalysts.

Application

• Primary catalyst for the production of flexible, semi-rigid, and rigid polyurethane (PU) foams.
• Key catalyst in the synthesis of silicone elastomers and room-temperature vulcanizing (RTV) silicone rubbers.
• Used as a stabilizer and catalyst in polyvinyl chloride (PVC) processing applications.
• Employed in esterification and transesterification reactions within specialty chemical synthesis.
• Acts as a cross-linking agent for various polymer systems requiring tin-based catalysis.
• Utilized in the manufacture of high-performance adhesives and sealants.

Basic Information

Product Name	Dibutyltin Mercaptopropionate
CAS No.	78-06-8
Molecular Formula	C14H28O2SSn
Molecular Weight	371.12 g/mol
Synonyms	Dibutyltin 3-Mercaptopropionate; Dibutyltin β-Mercaptopropionate; DBTL-MP; Tin Catalyst T-9; Stanclere T-9; Dibutylbis(3-mercaptopropionato)tin; Dibutyltin Bis(3-mercaptopropionate); Dibutyltin Bis(mercaptopropionate); Dibutyltin Mercaptopropanoate; Dibutyltin 3-Mercaptopropanoate
EINECS	201-083-8

Quality Control

Our Dibutyltin Mercaptopropionate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, tin content determination, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

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 such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Tin content)	≥ 31.5 %
Specific Gravity (20°C)	1.10 - 1.15
Refractive Index (20°C)	1.490 - 1.510

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