An official website of the United States government

1-(10H-Phenothiazin-2-yl)ethanone

PubChem CID
81131
Structure
1-(10H-Phenothiazin-2-yl)ethanone_small.png
1-(10H-Phenothiazin-2-yl)ethanone_3D_Structure.png
1-(10H-Phenothiazin-2-yl)ethanone__Crystal_Structure.png
Molecular Formula
Synonyms
  • 2-Acetylphenothiazine
  • 6631-94-3
  • 1-(10H-Phenothiazin-2-yl)ethanone
  • ML171
  • Ethanone, 1-(10H-phenothiazin-2-yl)-
Molecular Weight
241.31 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Dates
  • Create:
    2005-03-26
  • Modify:
    2025-01-18
Description
1-(10H-phenothiazin-2-yl)ethanone is a member of phenothiazines.

1 Structures

1.1 2D Structure

Chemical Structure Depiction
1-(10H-Phenothiazin-2-yl)ethanone.png

1.2 3D Conformer

1.3 Crystal Structures

1 of 2
View All
CCDC Number
Crystal Structure Data
Crystal Structure Depiction
Crystal Structure Depiction

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

1-(10H-phenothiazin-2-yl)ethanone
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/C14H11NOS/c1-9(16)10-6-7-14-12(8-10)15-11-4-2-3-5-13(11)17-14/h2-8,15H,1H3
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

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

2.1.4 SMILES

CC(=O)C1=CC2=C(C=C1)SC3=CC=CC=C3N2
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

C14H11NOS
Computed by PubChem 2.2 (PubChem release 2021.10.14)

2.3 Other Identifiers

2.3.1 CAS

2.3.2 European Community (EC) Number

2.3.3 UNII

2.3.4 ChEBI ID

2.3.5 ChEMBL ID

2.3.6 DSSTox Substance ID

2.3.7 HMDB ID

2.3.8 Nikkaji Number

2.3.9 NSC Number

2.3.10 Wikidata

2.4 Synonyms

2.4.1 MeSH Entry Terms

  • 2-acetylphenothiazine
  • 2-APT compound
  • ML171

2.4.2 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
241.31 g/mol
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
XLogP3
Property Value
3.8
Reference
Computed by XLogP3 3.0 (PubChem release 2021.10.14)
Property Name
Hydrogen Bond Donor Count
Property Value
1
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Hydrogen Bond Acceptor Count
Property Value
3
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Rotatable Bond Count
Property Value
1
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Exact Mass
Property Value
241.05613515 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
241.05613515 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
54.4 Ų
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Heavy Atom Count
Property Value
17
Reference
Computed by PubChem
Property Name
Formal Charge
Property Value
0
Reference
Computed by PubChem
Property Name
Complexity
Property Value
307
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)

4 Spectral Information

4.1 1D NMR Spectra

1D NMR Spectra

4.1.1 1H NMR Spectra

1 of 2
Copyright
Copyright © 2016-2024 Chemical Block, Russia, Leninsky Prospect 47 - Database Compilation Copyright © 2016-2021 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail
2 of 2
Source of Spectrum
Sigma-Aldrich Co. LLC.
Source of Sample
Sigma-Aldrich Co. LLC.
Catalog Number
175226
Copyright
Copyright © 2021-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail

4.1.2 13C NMR Spectra

1 of 2
Source of Sample
Aldrich Chemical Company, Inc., Milwaukee, Wisconsin
Copyright
Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail
2 of 2
Instrument Name
Bruker WP-200
Copyright
Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Thumbnail
Thumbnail

4.2 Mass Spectrometry

4.2.1 GC-MS

1 of 5
View All
NIST Number
238511
Library
Main library
Total Peaks
149
m/z Top Peak
241
m/z 2nd Highest
198
m/z 3rd Highest
199
Thumbnail
Thumbnail
2 of 5
View All
NIST Number
52593
Library
Replicate library
Total Peaks
61
m/z Top Peak
241
m/z 2nd Highest
198
m/z 3rd Highest
199
Thumbnail
Thumbnail

4.3 IR Spectra

4.3.1 FTIR Spectra

1 of 2
Technique
KBr WAFER
Source of Sample
Aldrich Chemical Company, Inc., Milwaukee, Wisconsin
Copyright
Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail
2 of 2
Technique
Mull
Source of Spectrum
Sigma-Aldrich Co. LLC.
Source of Sample
Aldrich
Catalog Number
175226
Copyright
Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail

4.3.2 ATR-IR Spectra

1 of 2
Source of Sample
Aldrich
Catalog Number
175226
Copyright
Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail
2 of 2
Instrument Name
Bio-Rad FTS
Technique
ATR-Neat
Source of Spectrum
Forensic Spectral Research
Source of Sample
Cayman Chemical Company
Catalog Number
<a href=https://www.caymanchem.com/product/19056>19056</a>
Lot Number
0478437-13
Copyright
Copyright © 2019-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail

4.4 Raman Spectra

Catalog Number
175226
Copyright
Copyright © 2017-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2017-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail

6 Chemical Vendors

7 Safety and Hazards

7.1 Hazards Identification

7.1.1 GHS Classification

Note
Pictograms displayed are for 97.7% (42 of 43) of reports that indicate hazard statements. This chemical does not meet GHS hazard criteria for 2.3% (1 of 43) of reports.
Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements

H302 (90.7%): Harmful if swallowed [Warning Acute toxicity, oral]

H412 (90.7%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statement Codes

P264, P270, P273, P301+P317, P330, 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 43 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Reported as not meeting GHS hazard criteria per 1 of 43 reports by companies. For more detailed information, please visit ECHA C&L website.

There are 3 notifications provided by 42 of 43 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.

7.1.2 Hazard Classes and Categories

Acute Tox. 4 (90.7%)

Aquatic Chronic 3 (90.7%)

7.2 Regulatory Information

REACH Registered Substance

8 Literature

8.1 Consolidated References

8.2 NLM Curated PubMed Citations

8.3 Springer Nature References

8.4 Thieme References

8.5 Wiley References

8.6 Chemical Co-Occurrences in Literature

8.7 Chemical-Gene Co-Occurrences in Literature

8.8 Chemical-Disease Co-Occurrences in Literature

9 Patents

9.1 Depositor-Supplied Patent Identifiers

9.2 WIPO PATENTSCOPE

9.3 Chemical Co-Occurrences in Patents

9.4 Chemical-Disease Co-Occurrences in Patents

9.5 Chemical-Gene Co-Occurrences in Patents

10 Interactions and Pathways

10.1 Chemical-Target Interactions

11 Biological Test Results

11.1 BioAssay Results

12 Classification

12.1 MeSH Tree

12.2 ChEBI Ontology

12.3 ChemIDplus

12.4 ChEMBL Target Tree

12.5 UN GHS Classification

12.6 NORMAN Suspect List Exchange Classification

12.7 EPA DSSTox Classification

12.8 MolGenie Organic Chemistry Ontology

13 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. DTP/NCI
    LICENSE
    Unless otherwise indicated, all text within NCI products is free of copyright and may be reused without our permission. Credit the National Cancer Institute as the source.
    https://www.cancer.gov/policies/copyright-reuse
  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
    Methyl phenothiazin-2-yl ketone
    https://chem.echa.europa.eu/100.026.934
  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. ChEMBL
    LICENSE
    Access to the web interface of ChEMBL is made under the EBI's Terms of Use (http://www.ebi.ac.uk/Information/termsofuse.html). The ChEMBL data is made available on a Creative Commons Attribution-Share Alike 3.0 Unported License (http://creativecommons.org/licenses/by-sa/3.0/).
    http://www.ebi.ac.uk/Information/termsofuse.html
  9. Comparative Toxicogenomics Database (CTD)
    LICENSE
    It is to be used only for research and educational purposes. Any reproduction or use for commercial purpose is prohibited without the prior express written permission of NC State University.
    http://ctdbase.org/about/legal.jsp
  10. 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/
  11. The Cambridge Structural Database
  12. 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
    1-(10H-Phenothiazin-2-yl)ethanone
    http://www.hmdb.ca/metabolites/HMDB0244969
  13. Japan Chemical Substance Dictionary (Nikkaji)
  14. NIST Mass Spectrometry Data Center
    LICENSE
    Data covered by the Standard Reference Data Act of 1968 as amended.
    https://www.nist.gov/srd/public-law
    Ethanone, 1-(10H-phenothiazin-2-yl)-
    http://www.nist.gov/srd/nist1a.cfm
  15. SpectraBase
    Ethanone, 1-(10H-phenothiazin-2-yl)-
    https://spectrabase.com/spectrum/5KQztAWCV6a
    METHYL PHENOTHIAZIN-2-YL KETONE
    https://spectrabase.com/spectrum/GzXy7mHZljU
    METHYL PHENOTHIAZIN-2-YL KETONE
    https://spectrabase.com/spectrum/DeFK1IkGGC6
    1-(10H-phenothiazin-2-yl)ethanone
    https://spectrabase.com/spectrum/D6eilLTNK5R
  16. NMRShiftDB
  17. Springer Nature
  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
    1-(10H-phenothiazin-2-yl)ethanone
    https://www.wikidata.org/wiki/Q27164209
  20. Wiley
  21. PubChem
  22. 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
  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. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
  26. PATENTSCOPE (WIPO)
CONTENTS