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Europium

PubChem CID
23981
Structure
Europium_small.png
Molecular Formula
Synonyms
  • EUROPIUM
  • 7440-53-1
  • EU
  • UNII-444W947O8O
  • EUROPIUM ION
Molecular Weight
151.964 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Element Name
Dates
  • Create:
    2004-09-16
  • Modify:
    2025-01-11
Description
Europium atom is a lanthanoid atom and a f-block element atom.
europium is a mineral.
An element of the rare earth family of metals. It has the atomic symbol Eu, atomic number 63, and atomic weight 152. Europium is used in the form of its salts as coatings for cathode ray tubes and in the form of its organic derivatives as shift reagents in NMR spectroscopy.

1 Structures

1.1 2D Structure

Chemical Structure Depiction
Europium.png

1.2 Crystal Structures

COD records with this CID as component

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

europium
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/Eu
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

OGPBJKLSAFTDLK-UHFFFAOYSA-N
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.4 SMILES

[Eu]
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

Eu
Computed by PubChem 2.2 (PubChem release 2021.10.14)

2.3 Other Identifiers

2.3.1 CAS

2.3.2 Deprecated CAS

110123-53-0, 801316-14-3

2.3.3 European Community (EC) Number

2.3.4 UNII

2.3.5 ChEBI ID

2.3.6 DSSTox Substance ID

2.3.7 HMDB ID

2.3.8 Nikkaji Number

2.3.9 Wikidata

2.3.10 Wikipedia

2.4 Synonyms

2.4.1 MeSH Entry Terms

Europium

2.4.2 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
151.964 g/mol
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Hydrogen Bond Donor Count
Property Value
0
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Hydrogen Bond Acceptor Count
Property Value
0
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Rotatable Bond Count
Property Value
0
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Exact Mass
Property Value
152.92124 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
152.92124 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
0 Ų
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Heavy Atom Count
Property Value
1
Reference
Computed by PubChem
Property Name
Formal Charge
Property Value
0
Reference
Computed by PubChem
Property Name
Complexity
Property Value
0
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Isotope Atom Count
Property Value
0
Reference
Computed by PubChem
Property Name
Defined Atom Stereocenter Count
Property Value
0
Reference
Computed by PubChem
Property Name
Undefined Atom Stereocenter Count
Property Value
0
Reference
Computed by PubChem
Property Name
Defined Bond Stereocenter Count
Property Value
0
Reference
Computed by PubChem
Property Name
Undefined Bond Stereocenter Count
Property Value
0
Reference
Computed by PubChem
Property Name
Covalently-Bonded Unit Count
Property Value
1
Reference
Computed by PubChem
Property Name
Compound Is Canonicalized
Property Value
Yes
Reference
Computed by PubChem (release 2021.10.14)

3.2 Experimental Properties

3.2.1 Physical Description

Crystals; [Merck Index] Soft, malleable, steel-grey metal; Powder form may ignite in air; [Hawley] Quickly oxidizes in air; Ignites in air at about 150-180 deg C; [Reference #1]

3.3 SpringerMaterials Properties

3.4 Chemical Classes

Metals -> Rare Earth Metals

5 Chemical Vendors

6 Drug and Medication Information

6.1 FDA National Drug Code Directory

6.2 Drug Labels

Active ingredient and drug
Homeopathic product and label

7 Food Additives and Ingredients

7.1 Associated Foods

8 Minerals

9 Pharmacology and Biochemistry

9.1 MeSH Pharmacological Classification

Luminescent Agents
Compound such as LUMINESCENT PROTEINS that cause or emit light (PHYSICAL LUMINESCENCE). (See all compounds classified as Luminescent Agents.)

10 Use and Manufacturing

10.1 Uses

Sources/Uses
Source: Rare earth minerals; [Merck Index] Uses: nuclear control rods and color-TV phosphors (Europium-activated yttrium vanadate); Has been used in postage stamp glues so that electronic equipment can detect the phosphors in first-class mail; [Hawley] Used in doped plastic as a laser material; [Reference #1]
Merck Index - O'Neil MJ, Heckelman PE, Dobbelaar PH, Roman KJ (eds). The Merck Index, An Encyclopedia of Chemicals, Drugs, and Biologicals, 15th Ed. Cambridge, UK: The Royal Society of Chemistry, 2013.
Hawley - Lewis RJ. _Hawley's Condensed Chemical Dictionary, _15th Ed. New York: John Wiley & Sons, 2007.

10.2 General Manufacturing Information

EPA TSCA Commercial Activity Status
Europium: ACTIVE

11 Safety and Hazards

11.1 Hazards Identification

11.1.1 GHS Classification

Note
Pictograms displayed are for 95.7% (45 of 47) of reports that indicate hazard statements. This chemical does not meet GHS hazard criteria for 4.3% (2 of 47) of reports.
Pictogram(s)
Flammable
Signal
Danger
GHS Hazard Statements

H228 (12.8%): Flammable solid [Danger Flammable solids]

H250 (83%): Catches fire spontaneously if exposed to air [Danger Pyrophoric liquids]

H260 (10.6%): In contact with water releases flammable gases which may ignite spontaneously [Danger Substances and mixtures which in contact with water, emit flammable gases]

Precautionary Statement Codes

P210, P222, P223, P231, P231+P232, P233, P240, P241, P280, P302+P335+P334, P370+P378, P402+P404, and P501

(The corresponding statement to each P-code can be found at the GHS Classification page.)

ECHA C&L Notifications Summary

Aggregated GHS information provided per 47 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Reported as not meeting GHS hazard criteria per 2 of 47 reports by companies. For more detailed information, please visit ECHA C&L website.

There are 4 notifications provided by 45 of 47 reports by companies with hazard statement code(s).

Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown.

11.1.2 Hazard Classes and Categories

Flam. Sol. 1 (12.8%)

Pyr. Sol. 1 (83%)

Water-react. 1 (10.6%)

11.1.3 Hazards Summary

Cost greatly reduced in recent years because of new technology (ion-exchange techniques and other processes); [Reference #1] See RARE EARTH METALS and linked occupational diseases.

12 Toxicity

12.1 Toxicological Information

12.1.1 Adverse Effects

Fibrogenic - Inducing tissue injury and fibrosis (scarring).

13 Literature

13.1 Consolidated References

13.2 NLM Curated PubMed Citations

13.3 Thieme References

13.4 Chemical Co-Occurrences in Literature

13.5 Chemical-Gene Co-Occurrences in Literature

13.6 Chemical-Disease Co-Occurrences in Literature

14 Patents

14.1 Depositor-Supplied Patent Identifiers

14.2 Chemical Co-Occurrences in Patents

14.3 Chemical-Disease Co-Occurrences in Patents

14.4 Chemical-Gene Co-Occurrences in Patents

15 Interactions and Pathways

15.1 Protein Bound 3D Structures

16 Classification

16.1 MeSH Tree

16.2 ChEBI Ontology

16.3 ChemIDplus

16.4 UN GHS Classification

16.5 NORMAN Suspect List Exchange Classification

16.6 EPA DSSTox Classification

16.7 EPA TSCA and CDR Classification

16.8 EPA Substance Registry Services Tree

16.9 MolGenie Organic Chemistry Ontology

17 Information Sources

  1. CAS Common Chemistry
    LICENSE
    The data from CAS Common Chemistry is provided under a CC-BY-NC 4.0 license, unless otherwise stated.
    https://creativecommons.org/licenses/by-nc/4.0/
  2. ChemIDplus
    ChemIDplus Chemical Information Classification
    https://pubchem.ncbi.nlm.nih.gov/source/ChemIDplus
  3. EPA Chemicals under the TSCA
    EPA TSCA Classification
    https://www.epa.gov/tsca-inventory
  4. EPA DSSTox
    CompTox Chemicals Dashboard Chemical Lists
    https://comptox.epa.gov/dashboard/chemical-lists/
  5. European Chemicals Agency (ECHA)
    LICENSE
    Use of the information, documents and data from the ECHA website is subject to the terms and conditions of this Legal Notice, and subject to other binding limitations provided for under applicable law, the information, documents and data made available on the ECHA website may be reproduced, distributed and/or used, totally or in part, for non-commercial purposes provided that ECHA is acknowledged as the source: "Source: European Chemicals Agency, http://echa.europa.eu/". Such acknowledgement must be included in each copy of the material. ECHA permits and encourages organisations and individuals to create links to the ECHA website under the following cumulative conditions: Links can only be made to webpages that provide a link to the Legal Notice page.
    https://echa.europa.eu/web/guest/legal-notice
  6. FDA Global Substance Registration System (GSRS)
    LICENSE
    Unless otherwise noted, the contents of the FDA website (www.fda.gov), both text and graphics, are not copyrighted. They are in the public domain and may be republished, reprinted and otherwise used freely by anyone without the need to obtain permission from FDA. Credit to the U.S. Food and Drug Administration as the source is appreciated but not required.
    https://www.fda.gov/about-fda/about-website/website-policies#linking
  7. ChEBI
  8. RRUFF Project
  9. Crystallography Open Database (COD)
    LICENSE
    All data in the COD and the database itself are dedicated to the public domain and licensed under the CC0 License. Users of the data should acknowledge the original authors of the structural data.
    https://creativecommons.org/publicdomain/zero/1.0/
  10. DailyMed
  11. FooDB
    LICENSE
    FooDB is offered to the public as a freely available resource. Use and re-distribution of the data, in whole or in part, for commercial purposes requires explicit permission of the authors and explicit acknowledgment of the source material (FooDB) and the original publication.
    https://foodb.ca/about
  12. Haz-Map, Information on Hazardous Chemicals and Occupational Diseases
    LICENSE
    Copyright (c) 2022 Haz-Map(R). All rights reserved. Unless otherwise indicated, all materials from Haz-Map are copyrighted by Haz-Map(R). No part of these materials, either text or image may be used for any purpose other than for personal use. Therefore, reproduction, modification, storage in a retrieval system or retransmission, in any form or by any means, electronic, mechanical or otherwise, for reasons other than personal use, is strictly prohibited without prior written permission.
    https://haz-map.com/About
  13. Human Metabolome Database (HMDB)
    LICENSE
    HMDB is offered to the public as a freely available resource. Use and re-distribution of the data, in whole or in part, for commercial purposes requires explicit permission of the authors and explicit acknowledgment of the source material (HMDB) and the original publication (see the HMDB citing page). We ask that users who download significant portions of the database cite the HMDB paper in any resulting publications.
    http://www.hmdb.ca/citing
  14. Japan Chemical Substance Dictionary (Nikkaji)
  15. National Drug Code (NDC) Directory
    LICENSE
    Unless otherwise noted, the contents of the FDA website (www.fda.gov), both text and graphics, are not copyrighted. They are in the public domain and may be republished, reprinted and otherwise used freely by anyone without the need to obtain permission from FDA. Credit to the U.S. Food and Drug Administration as the source is appreciated but not required.
    https://www.fda.gov/about-fda/about-website/website-policies#linking
  16. PubChem Elements
  17. SpringerMaterials
  18. Thieme Chemistry
    LICENSE
    The Thieme Chemistry contribution within PubChem is provided under a CC-BY-NC-ND 4.0 license, unless otherwise stated.
    https://creativecommons.org/licenses/by-nc-nd/4.0/
  19. Wikidata
  20. Wikipedia
  21. Medical Subject Headings (MeSH)
    LICENSE
    Works produced by the U.S. government are not subject to copyright protection in the United States. Any such works found on National Library of Medicine (NLM) Web sites may be freely used or reproduced without permission in the U.S.
    https://www.nlm.nih.gov/copyright.html
  22. PubChem
  23. GHS Classification (UNECE)
  24. NORMAN Suspect List Exchange
    LICENSE
    Data: CC-BY 4.0; Code (hosted by ECI, LCSB): Artistic-2.0
    https://creativecommons.org/licenses/by/4.0/
    NORMAN Suspect List Exchange Classification
    https://www.norman-network.com/nds/SLE/
  25. EPA Substance Registry Services
  26. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
CONTENTS