CAS 10466-65-6 Potassium perrhenate - Catalysts / Alfa Chemistry

Synonyms

Potassium metaperrhenate

IUPAC Name

Potassium;oxido(trioxo)rhenium

Molecular Weight

289.3

Molecular Formula

KO4Re

Canonical SMILES

[O-][Re](=O)(=O)=O.[K+]

InChI

InChI=1S/K.4O.Re/q+1;-1;

InChI Key

QFKRWIFGDGKWLM-UHFFFAOYSA-N

Boiling Point

1370 °C

Melting Point

550 °C

Purity

99%+

Density

4.887 g/mL at 25 °C (lit.)

Solubility

Soluble in water

Appearance

White crystals

Complexity

118

Covalently-Bonded Unit Count

Defined Atom Stereocenter Count

Exact Mass

289.899117

H-Bond Acceptor

Heavy Atom Count

Monoisotopic Mass

289.899117

Odor

Odorless

Rotatable Bond Count

Topological Polar Surface Area

74.3 Å²

Application

Potassium perrhenate, a white to slightly beige powder, serves multiple purposes in scientific and industrial processes. It is primarily used as a strong oxidizing agent in the synthesis of technetium and rhenium organometallic radiopharmaceuticals. The reduction of KReO₄ plays a crucial role in preparing cyclopentadienyltricarbonylrhenium complexes, which can model the creation of these important radiopharmaceuticals. Additionally, it is employed in spectrometry, as a cathode coating in tungsten wire for color films, and acts as a catalyst, showcasing its versatility across various applications.

March 11, 2025

Highly Effective Oxidizing Agent for Research

Potassium perrhenate from Alfa Chemistry strongly enhanced our research on organometallic radiopharmaceuticals, with its potent oxidizing properties. A vital catalyst in preparing rhenium complexes. Reliable and efficient for our scientific applications.