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Sodium oxide

PubChem CID
73971
Structure
Sodium oxide_small.png
Molecular Formula
Synonyms
  • Sodium oxide
  • 1313-59-3
  • Disodium monoxide
  • Sodium oxide (Na2O)
  • disodium;oxygen(2-)
Molecular Weight
61.979 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Dates
  • Create:
    2005-08-08
  • Modify:
    2025-01-11

1 Structures

1.1 2D Structure

Chemical Structure Depiction
Sodium oxide.png

1.2 3D Status

Conformer generation is disallowed since MMFF94s unsupported element, mixture or salt

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

disodium;oxygen(2-)
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/2Na.O/q2*+1;-2
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

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

2.1.4 SMILES

[O-2].[Na+].[Na+]
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

Na2O
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Na2O

2.3 Other Identifiers

2.3.1 CAS

1313-59-3
12401-86-4

2.3.2 Deprecated CAS

1242458-86-1, 37382-45-9
1242458-86-1

2.3.3 European Community (EC) Number

2.3.4 UNII

2.3.5 UN Number

2.3.6 DSSTox Substance ID

2.3.7 ICSC Number

2.3.8 Wikidata

2.3.9 Wikipedia

2.4 Synonyms

2.4.1 MeSH Entry Terms

  • Na2O
  • sodium oxide

2.4.2 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
61.979 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
1
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
61.97445318 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
61.97445318 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
1 Ų
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Heavy Atom Count
Property Value
3
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
3
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

Dry Powder, Pellets or Large Crystals; Pellets or Large Crystals; Other Solid; Dry Powder
WHITE LUMPS OR POWDER.

3.2.2 Melting Point

1275 °C (sublimes)

3.2.3 Solubility

Solubility in water: reaction

3.2.4 Density

2.3 g/cm³

3.2.5 Decomposition

>400 °C. This produces sodium peroxide and sodium. Attacks many metals in the presence of water.

3.3 SpringerMaterials Properties

3.4 Chemical Classes

3.4.1 Drugs

3.4.1.1 Animal Drugs
Pharmaceuticals -> UK Veterinary Medicines Directorate List
S104 | UKVETMED | UK Veterinary Medicines Directorate's List | DOI:10.5281/zenodo.7802119

5 Chemical Vendors

6 Drug and Medication Information

6.1 FDA National Drug Code Directory

6.2 Drug Labels

Homeopathic product and label

7 Pharmacology and Biochemistry

7.1 FDA Pharmacological Classification

Non-Proprietary Name
NATRUM OXYDATUM
Pharmacological Classes
Osmotic Laxative [EPC]; Increased Large Intestinal Motility [PE]; Osmotic Activity [MoA]; Inhibition Large Intestine Fluid/Electrolyte Absorption [PE]

8 Use and Manufacturing

8.1 Uses

EPA CPDat Chemical and Product Categories
The Chemical and Products Database, a resource for exposure-relevant data on chemicals in consumer products, Scientific Data, volume 5, Article number: 180125 (2018), DOI:10.1038/sdata.2018.125

8.1.1 Industry Uses

  • Adsorbents and absorbents
  • Intermediates
  • Other (specify)
  • Dehydrating agent (desiccant)
  • Coalescing agent
  • Processing aids, not otherwise listed
  • Adsorbent
  • Catalyst
  • Process regulators
  • Other

8.1.2 Consumer Uses

  • Other (specify)
  • Dehydrating agent (desiccant)
  • Not Known or Reasonably Ascertainable
  • Intermediates
  • Adsorbent

8.1.3 Household Products

Household & Commercial/Institutional Products

Information on 1 consumer products that contain Sodium oxide in the following categories is provided:

• Home Maintenance

8.2 U.S. Production

Aggregated Product Volume

2019: 50,000,000 - <100,000,000 lb

2018: 50,000,000 - <100,000,000 lb

2017: 20,000,000 lb - <100,000,000 lb

2016: 50,000,000 - <100,000,000 lb

8.3 General Manufacturing Information

Industry Processing Sectors
  • Petroleum Refineries
  • Other (requires additional information)
  • All Other Basic Inorganic Chemical Manufacturing
  • All Other Basic Organic Chemical Manufacturing
  • Paint and Coating Manufacturing
  • Industrial Gas Manufacturing
  • Miscellaneous Manufacturing
  • Asphalt Paving, Roofing, and Coating Materials Manufacturing
  • Plastics Material and Resin Manufacturing
  • Petrochemical Manufacturing
  • Synthetic Rubber Manufacturing
  • Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing)
  • Oil and Gas Drilling, Extraction, and Support activities
  • Construction
  • All Other Chemical Product and Preparation Manufacturing
  • Pharmaceutical and Medicine Manufacturing
  • Rubber Product Manufacturing
EPA TSCA Commercial Activity Status
Sodium oxide (Na2O): ACTIVE

9 Safety and Hazards

9.1 Hazards Identification

9.1.1 GHS Classification

1 of 2
View All
Note
Pictograms displayed are for 89.9% (623 of 693) of reports that indicate hazard statements. This chemical does not meet GHS hazard criteria for 10.1% (70 of 693) of reports.
Pictogram(s)
Corrosive
Signal
Danger
GHS Hazard Statements

H314 (88.2%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

H318 (33%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

Precautionary Statement Codes

P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P405, 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 693 reports by companies from 17 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Reported as not meeting GHS hazard criteria per 70 of 693 reports by companies. For more detailed information, please visit ECHA C&L website.

There are 16 notifications provided by 623 of 693 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.

9.1.2 Hazard Classes and Categories

Skin Corr. 1B (88.2%)

Eye Dam. 1 (33%)

Met. Corr. 1 (32.8%)

Skin Corr. 1A (32.8%)

Eye Dam. 1 (32.8%)

STOT SE 3 (32.8%)

9.1.3 Fire Hazards

Not combustible but enhances combustion of other substances.

9.2 First Aid Measures

Inhalation First Aid
Fresh air, rest. Half-upright position. Artificial respiration may be needed. Refer immediately for medical attention.
Skin First Aid
Remove contaminated clothes. Rinse skin with plenty of water or shower. Refer immediately for medical attention.
Eye First Aid
Rinse with plenty of water for several minutes (remove contact lenses if easily possible). Refer immediately for medical attention.
Ingestion First Aid
Rinse mouth. Do NOT induce vomiting. Refer immediately for medical attention.

9.3 Fire Fighting

NO water. Use dry powder, dry sand.

9.4 Accidental Release Measures

9.4.1 Spillage Disposal

Personal protection: chemical protection suit including self-contained breathing apparatus. Sweep spilled substance into covered dry, plastic containers. Wash away remainder with plenty of water.

9.5 Handling and Storage

9.5.1 Safe Storage

Separated from strong acids and food and feedstuffs. Dry.

9.6 Exposure Control and Personal Protection

9.6.1 Inhalation Risk

A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered.

9.6.2 Effects of Short Term Exposure

The substance is corrosive to the eyes, skin and respiratory tract. Corrosive on ingestion. Inhalation of the aerosol may cause lung oedema. Medical observation is indicated.

9.6.3 Preventions

Exposure Prevention
AVOID ALL CONTACT! PREVENT DISPERSION OF DUST! IN ALL CASES CONSULT A DOCTOR!
Inhalation Prevention
Use local exhaust. Use breathing protection.
Skin Prevention
Protective gloves. Protective clothing.
Eye Prevention
Wear face shield or eye protection in combination with breathing protection if powder.
Ingestion Prevention
Do not eat, drink, or smoke during work.

9.7 Transport Information

9.7.1 Packaging and Labelling

Do not transport with food and feedstuffs.

9.7.2 UN Classification

UN Hazard Class: 8; UN Pack Group: II

9.8 Regulatory Information

The Australian Inventory of Industrial Chemicals
Chemical: Sodium oxide (Na2O)
REACH Registered Substance
New Zealand EPA Inventory of Chemical Status
Sodium oxide (Na2O): Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.

10 Toxicity

10.1 Toxicological Information

10.1.1 Exposure Routes

Serious by all routes of exposure.

10.1.2 Symptoms

Inhalation Exposure
Sore throat. Cough. Burning sensation. Laboured breathing. Shortness of breath.
Skin Exposure
Redness. Pain. Serious skin burns.
Eye Exposure
Redness. Pain. Burns.
Ingestion Exposure
Sore throat. Burning sensation in the throat and chest. Shock or collapse.

11 Literature

11.1 Consolidated References

11.2 NLM Curated PubMed Citations

11.3 Springer Nature References

11.4 Thieme References

11.5 Chemical Co-Occurrences in Literature

11.6 Chemical-Gene Co-Occurrences in Literature

11.7 Chemical-Disease Co-Occurrences in Literature

12 Patents

12.1 Depositor-Supplied Patent Identifiers

12.2 WIPO PATENTSCOPE

12.3 Chemical Co-Occurrences in Patents

12.4 Chemical-Disease Co-Occurrences in Patents

12.5 Chemical-Gene Co-Occurrences in Patents

13 Classification

13.1 MeSH Tree

13.2 ChemIDplus

13.3 UN GHS Classification

13.4 EPA CPDat Classification

13.5 NORMAN Suspect List Exchange Classification

13.6 EPA DSSTox Classification

13.7 Consumer Product Information Database Classification

13.8 EPA TSCA and CDR Classification

13.9 MolGenie Organic Chemistry Ontology

14 Information Sources

  1. Australian Industrial Chemicals Introduction Scheme (AICIS)
  2. ILO-WHO International Chemical Safety Cards (ICSCs)
  3. ChemIDplus
    ChemIDplus Chemical Information Classification
    https://pubchem.ncbi.nlm.nih.gov/source/ChemIDplus
  4. EPA Chemical Data Reporting (CDR)
    LICENSE
    The U.S. Government retains a nonexclusive, royalty-free license to publish or reproduce these documents, or allow others to do so, for U.S. Government purposes. These documents may be freely distributed and used for non-commercial, scientific and educational purposes.
    https://www.epa.gov/web-policies-and-procedures/epa-disclaimers#copyright
  5. EPA Chemicals under the TSCA
    EPA TSCA Classification
    https://www.epa.gov/tsca-inventory
  6. EPA DSSTox
    CompTox Chemicals Dashboard Chemical Lists
    https://comptox.epa.gov/dashboard/chemical-lists/
  7. 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
  8. 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
  9. New Zealand Environmental Protection Authority (EPA)
    LICENSE
    This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International licence.
    https://www.epa.govt.nz/about-this-site/general-copyright-statement/
  10. Consumer Product Information Database (CPID)
    LICENSE
    Copyright (c) 2024 DeLima Associates. All rights reserved. Unless otherwise indicated, all materials from CPID are copyrighted by DeLima Associates. 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://www.whatsinproducts.com/contents/view/1/6
    Consumer Products Category Classification
    https://www.whatsinproducts.com/
  11. DailyMed
  12. EPA Chemical and Products Database (CPDat)
  13. 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
  14. 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/
    Sodium Oxide
    NORMAN Suspect List Exchange Classification
    https://www.norman-network.com/nds/SLE/
  15. Springer Nature
  16. SpringerMaterials
  17. 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/
  18. Wikidata
  19. Wikipedia
  20. PubChem
  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. GHS Classification (UNECE)
  23. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
  24. PATENTSCOPE (WIPO)
CONTENTS