Description

Cerium(III) 2-Butenedioate is a specialized cerium salt of fumaric acid, identified by CAS NO 94232-58-3. This compound serves as a versatile and effective source of cerium ions in advanced material synthesis and catalytic processes. It is primarily utilized by industries involved in the development of catalysts, specialty glass, phosphors, and high-performance ceramics, where precise control over cerium content is critical.

Application

• Catalyst Precursor: Used in the synthesis of catalysts for automotive exhaust systems and organic oxidation reactions.
• Glass & Ceramics Manufacturing: Acts as a polishing agent for precision optics and a coloring/decoloring agent in specialty glassware.
• Phosphor & Luminescent Materials: Serves as a key component in the production of phosphors for lighting, displays, and scintillation detectors.
• Chemical Synthesis: Provides a cerium source in organic synthesis and polymerization reactions.
• Corrosion Inhibition: Incorporated into coatings and treatments for metal surface protection.
• Electronics: Used in the fabrication of capacitors and other electronic components.

Basic Information

Product Name	Cerium(III) 2-Butenedioate
CAS No.	94232-58-3
Molecular Formula	C4H2CeO4 (for the basic salt) / C8H4Ce2O8 (common representation)
Molecular Weight	Contact for details
Synonyms	Cerium(III) Fumarate; Cerous Fumarate; Cerium Fumarate; Fumaric Acid Cerium Salt; Cerium(3+) Fumarate; Cerium(3+) 2-Butenedioate; Cerium Sesquifumarate; Ce-Fumarate
EINECS	Contact for details

Quality Control

Our Cerium(III) 2-Butenedioate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure consistency and meets high-purity standards suitable for industrial and research applications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee supply reliability and product integrity.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic (moisture-sensitive) nature, store in a cool, dry place under an inert atmosphere to prevent oxidation and moisture absorption. Recommended storage temperature is 15-25°C. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (Ce2O3 basis)	≥ 99.0%
Purity (HPLC)	≥ 98.5%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Chloride (Cl)	≤ 0.1%
Sulfate (SO4)	≤ 0.1%

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