Rhenium

HCID 23947CAS 22541-28-2

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Basic information

Standard SMILES: [Re]
InChIKey: WUAPFZMCVAUBPE-UHFFFAOYSA-N
Molecular formula: Re
Average molar mass: 186.207 g/mol
Monoisotopic mass: 186.9557531

Overview

Rhenium atom is a manganese group element atom.

Names & identifiers

Preferred name: Rhenium
IUPAC: rhenium
English name: Rhenium
Molecular formula: Re
Molecular weight: 0

Names & synonyms

RHENIUM7440-15-5RE7YHU292INYRHENIUM, ELEMENTALDTXSID9064685NSC-600662RefChem:179141DTXCID7047649231-124-5rhenium atomRhenium pellets

Show more names

RHENIUM ELEMENTrenioMFCD0001119575Rerhenium metalRhenium, elementarRhenium wireRhenium ion(Re7 )

Database identifiers

CAS: 22541-28-2、7440-15-5
PubChem CID: 23947
DTXSID: DTXSID9064685
ChEBI: CHEBI:49882
UNII: 7YHU292INY
EC Number: 231-124-5
Nikkaji: J2.128.165D、J95.327J

Properties

Computed structural properties

Topological polar surface area: 0 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 0
Rotatable bonds: 0
Heavy atoms: 1
Formal charge: 0
Complexity: 0

Experimental & physicochemical properties

Chemical ClassesMetals -> Elements, Metallic

SpringerMaterials Propertieselectron density of states

Physical Description · 3 items

Other Solid

Black to silver-grey solid; [Merck Index]

Liquid

Physicochemical properties

Symbol(GHS): 2 · GHS02
Signal word: Danger
Hazard statements: 228 · H228
Precautionary statements: 210 · P210-P240-P241-P280-P370+P378

Safety & regulation

GHS classification

GHS Classification · 5 items

This chemical does not meet GHS hazard criteria for 34.9% (137 of 393) of reports.

Danger

H228 (63.9%): Flammable solid [Danger Flammable solids]

P210, P240, P241, P280, and P370+P378 (click each P-code to see the statement)

Aggregated GHS information provided per 393 reports by companies from 8 notifications to the ECHA C&L Inventory.

Hazard information

Regulatory Information · 4 items

Chemical: Rhenium

Rhenium is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Rhenium are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)

Status: Active Update: 28-09-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/5499

Rhenium: Does not have an individual approval but may be used under an appropriate group standard

Other Safety InformationIMAP assessments - Rhenium: Human health tier I assessment

Hazards SummaryPowdered form is flammable; [Hawley] Not an essential mineral in living organisms; No reported toxicity in workers handling perrhenic acid or ammonium perrhenate; [Ullmann]

Hazard Classes and CategoriesFlam. Sol. 2 (63.9%)

Safety data

Signal word: Danger
Symbol(GHS): GHS02
Hazard statements: H228
Precautionary statements: P210-P240-P241-P280-P370+P378

Chemistry & industry

Uses & manufacturing

Uses · 3 items

Found in gadolinite, molybdenite, columbite, rare earth minerals, and some sulfide ores; Used in electron tubes, semiconductors, electrical contacts, catalysts, jewelry plating, medical instruments, high-vacuum equipment, and mirror backings; [Merck Index] Used in tungsten and molybdenum alloys, electronic filaments, high-temperature thermocouples, igniters for flash bulbs, and refractory materials in missiles; [Hawley]

Metal Preparation and Pouring [Category: Foundry]

Jewelry making [Category: Hobbies]

U.S. Production2023: 106,381 lb

Consumer UsesAlloys

Industry UsesAlloys

General Manufacturing Information · 2 items

Primary Metal Manufacturing

Rhenium: ACTIVE