Description

Stannous Palmitate is an organotin compound derived from stannous (tin(II)) and palmitic acid. This chemical serves as a versatile intermediate and catalyst, valued for its role in polymerization processes and as a stabilizer in various formulations. It is primarily utilized by manufacturers in the plastics, polymer, and specialty chemical industries seeking efficient catalysts or heat stabilizers. The compound is identified by the CAS registry number 35104-88-2.

Application

• Polymerization Catalyst: Acts as a catalyst or co-catalyst in the production of polyesters, polyurethanes, and other condensation polymers.
• PVC Stabilizer: Functions as a heat stabilizer in polyvinyl chloride (PVC) formulations to prevent degradation during processing.
• Lubricant & Grease Additive: Serves as a component in the synthesis of specialty lubricants and greases, enhancing their properties.
• Esterification & Transesterification Agent: Used as a catalyst in esterification and transesterification reactions for producing plasticizers and biodiesel.
• Silicone Curing Agent: Employed as a catalyst in the curing of silicone rubbers and resins.
• Antifouling Agent Precursor: Can be used as an intermediate in the manufacture of organotin-based antifouling paints (subject to regional regulations).
• Research & Development: Serves as a reagent in organic synthesis and material science research for developing new catalysts and functional materials.

Basic Information

Product Name	Stannous Palmitate
CAS No.	35104-88-2
Molecular Formula	C32H62O4Sn
Molecular Weight	621.53 g/mol
Synonyms	Tin(II) Palmitate; Stannous Hexadecanoate; Tin Dipalmitate; Dipalmitic Acid Tin(II) Salt; Stannous n-Hexadecanoate; Palmitic Acid Tin Salt; Tin Palmitate; EINECS 252-366-1
EINECS	252-366-1

Quality Control

Our Stannous Palmitate is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistent purity, identity, and performance. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay, tin content, and impurity profiles. Our quality commitment aligns with industrial and research-grade standards to meet your specific application 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 product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or lumps
Identification (IR)	Conforms
Assay (Tin content)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm

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