Description

2,2,4,4-Tetrabutyl-7-Hydroxy-1,3,5,2,4-Trioxadistannonane-6,9-Dione is a specialized organotin compound with a unique cyclic structure, serving as a high-performance intermediate and catalyst precursor. Its value lies in its ability to impart specific reactivity and stability in advanced synthesis and material science applications. This chemical is essential for R&D laboratories and industrial manufacturers in the fields of polymer chemistry, fine chemical synthesis, and the development of novel functional materials.

Application

• As a catalyst or catalyst precursor in polyurethane (PU) and polycarbonate (PC) polymerization reactions.
• As a stabilizer and cross-linking agent in the formulation of high-performance silicone resins and elastomers.
• As a key intermediate in the synthesis of other organometallic compounds and coordination complexes.
• In material science research for developing novel coatings, adhesives, and sealants with enhanced properties.
• For academic and industrial R&D exploring new catalytic systems and reaction pathways.
• Potential use as an additive in lubricants and plastic formulations to improve thermal stability.

Basic Information

Item	Details
Product Name	2,2,4,4-Tetrabutyl-7-Hydroxy-1,3,5,2,4-Trioxadistannonane-6,9-Dione
CAS No.	85702-85-8
Molecular Formula	C22H46O6Sn2
Molecular Weight	~ 648.04 g/mol
Synonyms	Dibutyltin Dihydroxide Dimer; 1,3,5,2,4-Trioxadistannonane-6,9-dione, 2,2,4,4-tetrabutyl-7-hydroxy-; Tetrabutyl Distannoxane Diol; Organotin Cyclic Dimer; DBTOH Dimer; Butyltin Hydroxide Oxide Dimer; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 2,2,4,4-Tetrabutyl-7-Hydroxy-1,3,5,2,4-Trioxadistannonane-6,9-Dione is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity. Production adheres to ISO 9001 quality management standards. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key specifications such as assay, tin content, and impurity profiles. Certificates are available upon request to support your quality assurance and regulatory needs.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Tin (Sn) Content	36.0 - 38.0 %
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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