Description

Dibutyltin Bis(2,4-Pentanedionate) is a versatile organotin compound primarily used as a catalyst and stabilizer. Its value lies in its ability to accelerate specific chemical reactions and enhance the thermal stability of polymers. This product is essential for manufacturers in the polymer, silicone, and coatings industries seeking efficient process catalysts and performance additives.

Application

• Polyurethane (PU) Foam Catalyst: A key catalyst for the production of flexible and rigid polyurethane foams, controlling the gelling and blowing reactions.
• Silicone Rubber Cure Catalyst: Used as a condensation catalyst in the curing of room-temperature vulcanizing (RTV) silicone rubbers.
• Polymer Stabilizer: Acts as a heat stabilizer for PVC and other halogenated polymers, preventing degradation during processing.
• Esterification & Transesterification Catalyst: Facilitates esterification and transesterification reactions in the synthesis of plasticizers, lubricants, and biodiesel.
• Crosslinking Agent: Employed in coatings and adhesive formulations to promote crosslinking and improve film properties.
• Specialty Chemical Synthesis: Serves as a reagent or catalyst intermediate in the synthesis of other organometallic compounds and fine chemicals.

Basic Information

Product Name	Dibutyltin Bis(2,4-Pentanedionate)
CAS No.	22673-19-4
Molecular Formula	C18H32O4Sn
Molecular Weight	431.16 g/mol
Synonyms	Dibutyltin Diacetylacetonate; DBTA; Dibutyltin(IV) Bis(acetylacetonate); Dibutylstannylene Bis(2,4-pentanedionate); Stannane, dibutylbis(2,4-pentanedionato-O,O')-; Tin, dibutylbis(2,4-pentanedionato)-; Catalyst T-9 (related trade name); Organotin catalyst
EINECS	245-152-1

Quality Control

Our Dibutyltin Bis(2,4-Pentanedionate) is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets precise specifications for catalytic activity and purity. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality 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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Sn content)	≥ 27.0 %
Purity (HPLC)	≥ 95.0 %
Specific Gravity (20°C)	1.20 - 1.30
Refractive Index (20°C)	1.480 - 1.510

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