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Potassium tert-butoxide

PubChem CID
23665647
Structure
Potassium tert-butoxide_small.png
Potassium tert-butoxide_3D_Structure.png
Molecular Formula
Synonyms
  • Potassium tert-butoxide
  • 865-47-4
  • Potassium tert-butanolate
  • Potassium T-butoxide
  • Potassium tert-butylate
Molecular Weight
112.21 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Dates
  • Create:
    2008-02-05
  • Modify:
    2025-01-18

1 Structures

1.1 2D Structure

Chemical Structure Depiction
Potassium tert-butoxide.png

1.2 3D Conformer

3D Conformer of Parent

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

potassium;2-methylpropan-2-olate
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/C4H9O.K/c1-4(2,3)5;/h1-3H3;/q-1;+1
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

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

2.1.4 SMILES

CC(C)(C)[O-].[K+]
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

C4H9KO
Computed by PubChem 2.2 (PubChem release 2021.10.14)

2.3 Other Identifiers

2.3.1 CAS

865-47-4

2.3.2 Deprecated CAS

102528-14-3, 2165340-20-3
102528-14-3

2.3.3 European Community (EC) Number

2.3.4 UNII

2.3.5 DSSTox Substance ID

2.3.6 Nikkaji Number

2.3.7 Wikidata

2.3.8 Wikipedia

2.4 Synonyms

2.4.1 MeSH Entry Terms

  • potassium tert-butoxide
  • tert-butoxide, potassium

2.4.2 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
112.21 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
112.02904639 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
112.02904639 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
23.1 Ų
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Heavy Atom Count
Property Value
6
Reference
Computed by PubChem
Property Name
Formal Charge
Property Value
0
Reference
Computed by PubChem
Property Name
Complexity
Property Value
29
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
2
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, Liquid
Light yellow solid; [Sigma-Aldrich MSDS]

3.3 Chemical Classes

Metals -> Metal Alkoxides

4 Spectral Information

4.1 1D NMR Spectra

4.1.1 1H NMR Spectra

Instrument Name
Varian CFT-20
Copyright
Copyright © 2009-2024 John Wiley & Sons, Inc. All Rights Reserved.
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4.1.2 13C NMR Spectra

Source of Sample
Fluka AG, Buchs, Switzerland
Copyright
Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
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4.2 IR Spectra

4.2.1 FTIR Spectra

1 of 2
Instrument Name
Bruker Tensor 27 FT-IR
Technique
KBr1
Source of Spectrum
Bio-Rad Laboratories, Inc.
Source of Sample
Spectrochem Pvt. Ltd.
Catalog Number
11644
Copyright
Copyright © 2015-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
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2 of 2
Instrument Name
Bruker IFS 85
Technique
KBr-Pellet
Copyright
Copyright © 1989, 1990-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
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4.2.2 ATR-IR Spectra

Instrument Name
Bruker Tensor 27 FT-IR
Technique
ATR-Neat (DuraSamplIR II)
Source of Spectrum
Bio-Rad Laboratories, Inc.
Source of Sample
Spectrochem Pvt. Ltd.
Catalog Number
11644
Copyright
Copyright © 2015-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
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4.3 Raman Spectra

Instrument Name
Bruker MultiRAM Stand Alone FT-Raman Spectrometer
Technique
FT-Raman
Source of Spectrum
Bio-Rad Laboratories
Source of Sample
Spectrochem Pvt. Ltd., India
Catalog Number
11644
Copyright
Copyright © 2014-2024 John Wiley & Sons, Inc. All Rights Reserved.
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6 Chemical Vendors

7 Use and Manufacturing

7.1 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

7.1.1 Industry Uses

Intermediates

7.2 U.S. Production

Aggregated Product Volume

2019: 1,000,000 lb - <20,000,000 lb

2018: 1,000,000 lb - <20,000,000 lb

2017: 1,000,000 lb - <20,000,000 lb

2016: 1,000,000 lb - <20,000,000 lb

7.3 General Manufacturing Information

Industry Processing Sectors
Pharmaceutical and Medicine Manufacturing
EPA TSCA Commercial Activity Status
2-Propanol, 2-methyl-, potassium salt (1:1): ACTIVE

8 Safety and Hazards

8.1 Hazards Identification

8.1.1 GHS Classification

Pictogram(s)
Flammable
Corrosive
Irritant
Signal
Danger
GHS Hazard Statements

H228 (84.6%): Flammable solid [Danger Flammable solids]

H252 (57.2%): Self-heating in large quantities; may catch fire [Warning Self-heating substances and mixtures]

H302 (32.3%): Harmful if swallowed [Warning Acute toxicity, oral]

H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

H318 (34.7%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

Precautionary Statement Codes

P210, P235, P240, P241, P260, P264, P264+P265, P270, P280, P301+P317, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P330, P363, P370+P378, P405, P407, P410, P413, P420, 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 533 reports by companies from 24 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

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.

8.1.2 Hazard Classes and Categories

Flam. Sol. 1 (84.6%)

Self-heat. 2 (57.2%)

Acute Tox. 4 (32.3%)

Skin Corr. 1A (100%)

Eye Dam. 1 (34.7%)

8.1.3 Hazards Summary

Unstable and reactive; Reacts violently with water; Self-heating in large quantities, may catch fire; Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; [Sigma-Aldrich MSDS]

8.2 Regulatory Information

The Australian Inventory of Industrial Chemicals
Chemical: 2-Propanol, 2-methyl-, potassium salt
REACH Registered Substance
New Zealand EPA Inventory of Chemical Status
Potassium t-butylate: HSNO Approval: HSR004660 Approved with controls

9 Toxicity

9.1 Toxicological Information

9.1.1 Adverse Effects

Dermatotoxin - Skin burns.

Toxic Pneumonitis - Inflammation of the lungs induced by inhalation of metal fumes or toxic gases and vapors.

10 Literature

10.1 Consolidated References

10.2 NLM Curated PubMed Citations

10.3 Springer Nature References

10.4 Thieme References

10.5 Wiley References

10.6 Chemical Co-Occurrences in Literature

10.7 Chemical-Gene Co-Occurrences in Literature

10.8 Chemical-Disease Co-Occurrences in Literature

11 Patents

11.1 Depositor-Supplied Patent Identifiers

11.2 WIPO PATENTSCOPE

11.3 Chemical Co-Occurrences in Patents

11.4 Chemical-Disease Co-Occurrences in Patents

11.5 Chemical-Gene Co-Occurrences in Patents

12 Classification

12.1 MeSH Tree

12.2 ChemIDplus

12.3 UN GHS Classification

12.4 EPA CPDat Classification

12.5 NORMAN Suspect List Exchange Classification

12.6 EPA DSSTox Classification

12.7 EPA TSCA and CDR Classification

12.8 EPA Substance Registry Services Tree

12.9 MolGenie Organic Chemistry Ontology

13 Information Sources

  1. Australian Industrial Chemicals Introduction Scheme (AICIS)
  2. ChemIDplus
    ChemIDplus Chemical Information Classification
    https://pubchem.ncbi.nlm.nih.gov/source/ChemIDplus
  3. 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
    2-Propanol, 2-methyl-, potassium salt (1:1)
    https://www.epa.gov/chemical-data-reporting
  4. EPA Chemicals under the TSCA
    2-Propanol, 2-methyl-, potassium salt (1:1)
    https://www.epa.gov/chemicals-under-tsca
    EPA TSCA Classification
    https://www.epa.gov/tsca-inventory
  5. EPA DSSTox
    2-Methyl-2-propanol, potassium salt
    https://comptox.epa.gov/dashboard/DTXSID2061220
    CompTox Chemicals Dashboard Chemical Lists
    https://comptox.epa.gov/dashboard/chemical-lists/
  6. 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
  7. 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
  8. 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/
  9. EPA Chemical and Products Database (CPDat)
  10. 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
    Potassium tert-butoxide
    https://haz-map.com/Agents/16877
  11. Japan Chemical Substance Dictionary (Nikkaji)
  12. SpectraBase
    tert-BUTYL ALCOHOL, POTASSIUM SALT
    https://spectrabase.com/spectrum/3vY746pLzqU
    tert-butyl alcohol, potassium salt
    https://spectrabase.com/spectrum/8R4XzTmZDCx
    2-Propanol, 2-methyl-, potassium salt
    https://spectrabase.com/spectrum/G9nmCkrQty3
  13. Springer Nature
  14. 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/
  15. Wikidata
  16. Wikipedia
  17. Wiley
  18. PubChem
  19. 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
  20. GHS Classification (UNECE)
  21. 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/
  22. EPA Substance Registry Services
  23. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
  24. PATENTSCOPE (WIPO)
CONTENTS