Dibutyltin dilaurate (DBTDL) CAS 77-58-7
Chemical name: Dibutyltin dilaurate
Synonymous names:DBTDL;dibutyltin;dodecanoate
CAS No:77-58-7
Molecular formula:C32H64O4Sn
Molecular weight:631.56
EINECS No:201-039-8
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Structural formula:
Product Description:
Items |
Requirement |
Specifications |
Appearance |
Colorless clear liquid |
Colorless to Light yellow to Light orange clear liquid |
Purity(Gravimetric Method) |
101.70% |
min. 95.0 % |
Ignition residue(as SnO2) |
24.30% |
23.4 to 24.6 % |
Properties and Usage:
Dibutyltin Dilaurate (DBTDL) is an organotin compound that is commonly used in industry and chemistry, primarily as a catalyst. The following is an overview of its properties and applications:
1. Polyurethane Catalyst:
Foams and Elastomers: Dibutyltin dilaurate is widely used in the production of polyurethanes, especially in the synthesis of foams and elastomers, where it acts as a catalyst to promote the reaction between isocyanates and polyols.
2. Coatings and Sealants:
Crosslinker: In the production of coatings and sealants, dibutyltin dilaurate (DBTDL) is often used as a catalyst and additive to promote crosslinking reactions, thereby improving the hardness, chemical resistance and adhesion of the product.
3. Organic Synthesis:
Esterification: In organic chemistry, dibutyltin dilaurate is often used to catalyze esterification and amidation reactions to help synthesize complex organic molecules.
4. Plastic Stabilizer:
Thermal Stability: In the production of plastics such as PVC, DBTDL is sometimes used as a thermal stabilizer to prevent degradation during high-temperature processing.
5. Organic synthesis:
In organic synthesis, dibutyltin dilaurate is used as a catalyst to promote esterification, acylation, dehydration condensation and other reactions
Recommended addition amount:
PVC: no more than 2%
Storage conditions: Store in a cool, dry and ventilated place. Avoid heat, moisture, sunlight and organic solvents.
Packing: This product is packed in 25kg 100kg drums, and it can also be customized according to customers' requirements