Description

Zinc Diphenoxide is an organometallic compound with the CAS number 555-91-9, widely utilized as a versatile catalyst and reagent in organic synthesis. Its value lies in its ability to facilitate key chemical transformations, offering a balance of reactivity and selectivity for industrial processes. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty polymer industries seeking efficient synthesis pathways.

Application

• As a catalyst in transesterification and polymerization reactions for producing polyesters and polycarbonates.
• As a precursor or reagent in the synthesis of fine chemicals and active pharmaceutical ingredients (APIs).
• In the formulation of heat stabilizers for PVC and other halogenated polymers.
• As a cross-linking agent in silicone rubber and other elastomer systems.
• For use in organic light-emitting diode (OLED) materials and other electronic chemical applications.
• In agrochemical synthesis as an intermediate for fungicides or plant growth regulators.
• As a laboratory reagent for academic and industrial research in organometallic chemistry.

Basic Information

Product Name	Zinc Diphenoxide
CAS No.	555-91-9
Molecular Formula	C24H18O2Zn
Molecular Weight	403.78 g/mol
Synonyms	Diphenylzinc; Zinc Phenolate; Zinc Phenoxide; Phenol, zinc salt; Zinc bis(phenolate); Zinc diphenolate; Bis(phenolato)zinc; Zinc(II) phenoxide
EINECS	209-102-6

Quality Control

Our Zinc Diphenoxide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and performance. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your 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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (Zinc content)	Min. 98.0%
Purity (HPLC)	Min. 97.0%
Loss on Drying	Max. 1.0%
Heavy Metals (as Pb)	Max. 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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