An official website of the United States government

2-Phenylethynesulfonamide

PubChem CID
327653
Structure
2-Phenylethynesulfonamide_small.png
2-Phenylethynesulfonamide_3D_Structure.png
Molecular Formula
Synonyms
  • 64984-31-2
  • Pifithrin-mu
  • 2-Phenylethynesulfonamide
  • 2-phenylacetylenesulfonamide
  • Pifithrin-|I
Molecular Weight
181.21 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Dates
  • Create:
    2005-03-26
  • Modify:
    2025-01-18
Description
2-phenylethynesulfonamide is a member of benzenes.

1 Structures

1.1 2D Structure

Chemical Structure Depiction
2-Phenylethynesulfonamide.png

1.2 3D Conformer

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

2-phenylethynesulfonamide
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/C8H7NO2S/c9-12(10,11)7-6-8-4-2-1-3-5-8/h1-5H,(H2,9,10,11)
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

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

2.1.4 SMILES

C1=CC=C(C=C1)C#CS(=O)(=O)N
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

C8H7NO2S
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 ChEBI ID

2.3.4 ChEMBL ID

2.3.5 DSSTox Substance ID

2.3.6 HMDB ID

2.3.7 Nikkaji Number

2.3.8 NSC Number

2.3.9 Wikidata

2.4 Synonyms

2.4.1 MeSH Entry Terms

  • 2-phenylacetylenesulfonamide
  • 2-phenylethynesulfonamide
  • PES derivative PESA
  • PFT-mu
  • PFTmu
  • pifithrin mu
  • pifithrin-mu

2.4.2 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
181.21 g/mol
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
XLogP3-AA
Property Value
1.1
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
181.01974964 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
181.01974964 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
68.5 Ų
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Heavy Atom Count
Property Value
12
Reference
Computed by PubChem
Property Name
Formal Charge
Property Value
0
Reference
Computed by PubChem
Property Name
Complexity
Property Value
295
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 Mass Spectrometry

4.1.1 MS-MS

NIST Number
1213195
Instrument Type
IT/ion trap
Collision Energy
0
Spectrum Type
MS2
Precursor Type
[M+H]+
Precursor m/z
182.027
Total Peaks
8
m/z Top Peak
118.1
m/z 2nd Highest
165
m/z 3rd Highest
91.1
Thumbnail
Thumbnail

6 Chemical Vendors

7 Safety and Hazards

7.1 Hazards Identification

7.1.1 GHS Classification

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements

H302 (97.5%): Harmful if swallowed [Warning Acute toxicity, oral]

H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H335 (97.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statement Codes

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, 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 40 reports by companies from 3 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.

7.1.2 Hazard Classes and Categories

Acute Tox. 4 (97.5%)

Skin Irrit. 2 (100%)

Eye Irrit. 2A (100%)

STOT SE 3 (97.5%)

8 Literature

8.1 Consolidated References

8.2 NLM Curated PubMed Citations

8.3 Springer Nature References

8.4 Thieme References

8.5 Nature Journal 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 EPA DSSTox Classification

12.7 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
  6. ChEBI
  7. 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
  8. 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
  9. Drug Gene Interaction database (DGIdb)
    LICENSE
    The data used in DGIdb is all open access and where possible made available as raw data dumps in the downloads section.
    http://www.dgidb.org/downloads
  10. 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
  11. Japan Chemical Substance Dictionary (Nikkaji)
  12. Nature Chemical Biology
  13. 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
    2-Phenylethynesulfonamide
    http://www.nist.gov/srd/nist1a.cfm
  14. Springer Nature
  15. 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/
  16. Wikidata
  17. PubChem
  18. 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
    2-phenylacetylenesulfonamide
    https://www.ncbi.nlm.nih.gov/mesh/67545747
  19. GHS Classification (UNECE)
  20. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
  21. PATENTSCOPE (WIPO)
CONTENTS