Ammonium perrhenate
Ammonium perrhenate (CAS 13598-65-7), with the chemical formula NH4ReO4, is a rhenium salt supplied by Tech Serve Solutions. This white crystalline solid is primarily utilized in catalysis and chemical synthesis. Its high purity makes it suitable for advanced materials science applications and as a precursor for other rhenium compounds, contributing to research and industrial processes requiring precise chemical formulations.
- IUPAC
- Metaperrhenic acid ammonium salt,Rhenium standard solution

Radiopharmaceutical Precursor
Ammonium perrhenate can be reduced to rhenium(III) organohydrazides using 2-hydrazinopyridine and triphenylphosphine, which have potential applications as radiopharmaceuticals.
Catalysis and Inorganic Chemistry
As a source of rhenium, it serves as a valuable reagent in the development of catalysts for various chemical transformations and in inorganic synthesis.
Materials Science
This high-purity compound is employed in materials science for the synthesis of advanced materials and coatings where rhenium properties are required.
Chemical Synthesis
It acts as a key intermediate in the synthesis of various organorhenium compounds and complex inorganic structures.
| Molecular weight | 268.24 |
|---|---|
| Linear formula | NH4ReO4 |
| Assay | 99.999% trace metals basis |
| Form | solid |
| Density | 3.97 g/mL at 25 °C(lit.) |
| Application | Reduction of this compound with 2-hydrazinopyridine and triphenylphosphine liads to rhenium(III) organohydrazides which offer potential use as radiopharmaceuticals.1 |


Hazard statements
- H272May intensify fire; oxidiser
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P220Keep away from clothing and combustible materials
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1479 5.1 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | O,Xi |
| Risk statements (R) | 8-36/37/38 |
| Safety statements (S) | 17-26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ammonium perrhenate used for?
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Ammonium perrhenate is used in chemical synthesis, as a precursor for radiopharmaceuticals, and in catalysis and materials science applications.
What is the CAS number and formula for Ammonium perrhenate?
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The CAS number is 13598-65-7 and the chemical formula is NH4ReO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ammonium perrhenate with an assay of 99.999% trace metals basis. We do not represent this product as USP, BP, or EP grade.
How should Ammonium perrhenate be handled safely?
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Ammonium perrhenate is an oxidizer and can cause skin and eye irritation, and respiratory irritation. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a particle respirator. Store away from combustible materials.
How is Ammonium perrhenate packed and shipped?
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Ammonium perrhenate is shipped as an oxidizer (UN 1479, 5.1, PGII). Packaging is designed to meet international shipping regulations for hazardous materials, ensuring safe export worldwide.
How can I request a quote or sample for Ammonium perrhenate?
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To request a quote or sample, please contact the Tech Serve Solutions sales team via our website or listed contact details, specifying the product and quantity required.
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