The Perrhenic acid, with the CAS registry number 13768-11-1, is also known as Hydrogen tetraoxorhenate (VII). It belongs to the product categories of Catalysis and Inorganic Chemistry; Chemical Synthesis; Rhenium. Its EINECS registry number is 237-380-4. This chemical's molecular formula is HReO₄ and molecular weight is 251.21. Its IUPAC name is called hydroxy(trioxo)rhenium. Perrhenic acid combined with platinum on a support gives rise to a useful hydrogenation and hydrocracking catalyst for the petroleum industry. Perrhenic acid is also used in the manufacture of x-ray targets. This chemical is clear colorless to pale yellow solution.

Physical properties of Perrhenic acid: (1)H-Bond Donor: 1; (2)H-Bond Acceptor: 4; (3)Rotatable Bond Count: 0; (4)Exact Mass: 251.943234; (5)MonoIsotopic Mass: 251.943234; (6)Topological Polar Surface Area: 71.4; (7)Heavy Atom Count: 5; (8)Formal Charge: 0; (9)Complexity: 114; (10)Covalently-Bonded Unit Count: 1.

When you are using this chemical, please be cautious about it as the following:
This chemical may destroy living tissue on contact and may cause burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: O[Re](=O)(=O)=O
(2)InChI: InChI=1S/H2O.3O.Re/h1H2;;;;/q;;;;+1/p-1
(3)InChIKey: UGSFIVDHFJJCBJ-UHFFFAOYSA-M