Description

Molybdotungstophosphoric Acid is a heteropoly acid catalyst of significant industrial importance, known for its strong acidity and redox properties. This compound is a versatile and efficient catalyst, offering high activity and selectivity in various organic synthesis and oxidation processes. It is essential for R&D laboratories and industrial-scale production in sectors such as fine chemicals, petrochemicals, and environmental catalysis.

Application

• Oxidation Catalyst: Used in the selective oxidation of organic compounds, including alcohols to aldehydes and ketones.
• Acid Catalyst: Employed in esterification, alkylation, and other acid-catalyzed organic synthesis reactions.
• Environmental Applications: Acts as a catalyst for the oxidative degradation of pollutants in wastewater treatment processes.
• Electrochemical & Material Science: Utilized in the preparation of modified electrodes, sensors, and functional composite materials.
• Pharmaceutical & Fine Chemical Intermediates: Facilitates key synthetic steps in the production of complex molecules.
• Research & Development: Serves as a benchmark catalyst in academic and industrial research for developing new catalytic processes.

Basic Information

Product Name	Molybdotungstophosphoric Acid
CAS No.	12207-90-8
Molecular Formula	H3PMo6W6O40 • xH2O
Molecular Weight	Contact for details
Synonyms	Phosphomolybdotungstic Acid; Molybdotungstophosphoric Acid Hydrate; Heteropoly Acid PMo6W6; Keggin-type Heteropoly Acid; PMoW; Molybdotungstophosphate; 12-Molybdotungstophosphoric Acid
EINECS	Contact for details

Quality Control

Our Molybdotungstophosphoric Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent purity, catalytic activity, and chemical composition. A Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment to guarantee it meets 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 material is hygroscopic (moisture-sensitive) and should be kept under anhydrous conditions to prevent decomposition. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms
Assay (as H3PMo6W6O40)	≥ 98.0%
Loss on Drying	≤ 2.0%
Solubility	Soluble in water and polar organic solvents
Heavy Metals (as Pb)	≤ 20 ppm

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