Description

n-Butyltin Hydroxide Oxide Hydrate, 97 is a high-purity organotin compound primarily used as a versatile intermediate and catalyst precursor. This material is critical for manufacturers requiring consistent reactivity and purity for synthesizing advanced stabilizers and functional additives. It is essential for producers in the plastics, polymer, and specialty chemical industries seeking reliable performance in demanding applications.

Application

• PVC Stabilizer Intermediate: A key precursor in the synthesis of high-performance methyltin and butyltin-based heat stabilizers for rigid and flexible PVC products.
• Polymerization Catalyst: Serves as a catalyst or co-catalyst in polycondensation reactions, such as for polyesters and polyurethanes.
• Cross-linking Agent: Used in silicone (RTV) and other polymer systems to promote curing and enhance final material properties.
• Surface Modification: Functions as a coupling agent for glass, minerals, and pigments to improve compatibility in composite materials.
• Antifouling Agent Synthesis: An intermediate in the production of tributyltin (TBT) derivatives, subject to regional maritime regulations.
• Esterification & Transesterification Catalyst: Facilitates organic synthesis reactions in the production of plasticizers, lubricants, and biodiesel.
• Wood Preservative Intermediate: Used in the manufacture of fungicidal treatments for timber and textiles.
• Research & Development: A valuable building block for academic and industrial R&D in organometallic chemistry and material science.

Basic Information

Product Name	n-Butyltin Hydroxide Oxide Hydrate, 97
CAS No.	336879-56-2
Molecular Formula	C4H10OSn (anhydrous basis) / Often represented as (C4H9)SnO(OH)•xH2O
Molecular Weight	~196.33 g/mol (anhydrous)
Synonyms	Butylstannonic Acid; Monobutyltin Oxide Hydroxide; Butyltin Oxide Hydroxide; n-Butylstannonic Acid; Hydroxy(oxo)butylstannane; Butyltin(IV) Hydroxide Oxide; (Hydroxy)(oxo)butylstannane; BTOH
EINECS	Contact for details

Quality Control

Our n-Butyltin Hydroxide Oxide Hydrate, 97 is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets the declared specification for purity, identity, and consistency. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical parameters is provided with every shipment to support your quality assurance protocols.

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 product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (as Sn)	Min. 58.0 %
Purity (n-Butyltin Hydroxide Oxide Hydrate)	Min. 97.0 %
Water Content (KF)	Contact for details
Heavy Metals (as Pb)	< 20 ppm

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