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3-Methylbenzo(a)pyrene

PubChem CID
28036
Structure
3-Methylbenzo(a)pyrene_small.png
3-Methylbenzo(a)pyrene_3D_Structure.png
Molecular Formula
Synonyms
  • 3-Methylbenzo(a)pyrene
  • 3-methylbenzo[a]pyrene
  • 3-Methylbenz(a)pyrene
  • 16757-81-6
  • 8-Methyl-3,4-benzpyrene
Molecular Weight
266.3 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Dates
  • Create:
    2005-08-08
  • Modify:
    2025-01-18

1 Structures

1.1 2D Structure

Chemical Structure Depiction
3-Methylbenzo(a)pyrene.png

1.2 3D Conformer

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

3-methylbenzo[a]pyrene
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/C21H14/c1-13-6-7-14-8-11-19-18-5-3-2-4-15(18)12-16-9-10-17(13)20(14)21(16)19/h2-12H,1H3
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

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

2.1.4 SMILES

CC1=C2C=CC3=CC4=CC=CC=C4C5=C3C2=C(C=C1)C=C5
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

C21H14
Computed by PubChem 2.2 (PubChem release 2021.10.14)

2.3 Other Identifiers

2.3.1 CAS

2.3.2 UNII

2.3.3 DSSTox Substance ID

2.3.4 Nikkaji Number

2.3.5 Wikidata

2.4 Synonyms

2.4.1 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
266.3 g/mol
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
XLogP3
Property Value
7
Reference
Computed by XLogP3 3.0 (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
266.109550447 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
266.109550447 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
21
Reference
Computed by PubChem
Property Name
Formal Charge
Property Value
0
Reference
Computed by PubChem
Property Name
Complexity
Property Value
399
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)

5 Chemical Vendors

6 Literature

6.1 Consolidated References

6.2 Springer Nature References

6.3 Chemical Co-Occurrences in Literature

6.4 Chemical-Disease Co-Occurrences in Literature

7 Patents

7.1 Depositor-Supplied Patent Identifiers

7.2 WIPO PATENTSCOPE

8 Biological Test Results

8.1 BioAssay Results

9 Classification

9.1 ChemIDplus

10 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 DSSTox
  4. 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
  5. Risk Assessment Information System (RAIS)
    LICENSE
    This work has been sponsored by the U.S. Department of Energy (DOE), Office of Environmental Management, Oak Ridge Operations (ORO) Office through a joint collaboration between United Cleanup Oak Ridge LLC (UCOR), Oak Ridge National Laboratory (ORNL), and The University of Tennessee, Ecology and Evolutionary Biology, The Institute for Environmental Modeling (TIEM). All rights reserved.
    https://rais.ornl.gov/
  6. Japan Chemical Substance Dictionary (Nikkaji)
  7. Springer Nature
  8. Wikidata
  9. PubChem
  10. PATENTSCOPE (WIPO)
CONTENTS