Description

Antimony Trichloride is an essential inorganic chloride compound widely used as a versatile catalyst and reagent in organic synthesis. Its strong Lewis acid character makes it a critical component for facilitating key chemical transformations, particularly in the production of specialty chemicals and polymers. This high-purity material is indispensable for manufacturers and R&D laboratories in the pharmaceutical, flame retardant, and electronics industries seeking reliable and consistent performance.

Application

• Catalyst in Organic Synthesis: Employed as a potent Lewis acid catalyst for Friedel-Crafts acylations, chlorinations, and other condensation reactions.
• Flame Retardant Synergist: Used in combination with halogenated compounds to enhance flame retardant efficacy in plastics, textiles, and coatings.
• Intermediate for Antimony Compounds: Serves as a key precursor in the manufacture of other antimony salts, oxides, and metal-organic complexes.
• Mordant in Dyeing: Acts as a mordant to fix dyes onto fabrics, particularly in the textile industry for achieving vibrant and stable colors.
• Electrolyte Additive: Utilized in certain types of batteries and electroplating baths to modify conductivity and deposition properties.
• Analytical Reagent: Applied in chemical analysis for the detection and quantification of various organic functional groups.

Basic Information

Product Name	Antimony Trichloride
CAS No.	10025-91-9
Molecular Formula	SbCl3
Molecular Weight	228.11 g/mol
Synonyms	Antimony(III) chloride; Stibnite chloride; Butter of antimony; Antimonous chloride; Trichlorostibine; Antimony chloride (SbCl3); Stannic chloride (obsolete); Trichloroantimony
EINECS	233-047-2

Quality Control

Our Antimony Trichloride is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high chemical purity. We adhere to rigorous in-process and final release testing, which includes assay, impurity profiling, and physical characterization. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to its hygroscopic nature, containers must be kept tightly sealed to prevent moisture absorption. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	White to pale yellow crystalline mass or powder
Identification (IR)	Conforms
Assay (SbCl3)	≥ 99.0 %
Iron (Fe)	≤ 0.002 %
Arsenic (As)	≤ 0.005 %
Lead (Pb)	≤ 0.002 %
Insoluble Matter	≤ 0.01 %

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