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Obtusifolin

PubChem CID
3083575
Structure
Obtusifolin_small.png
Obtusifolin_3D_Structure.png
Molecular Formula
Synonyms
  • Obtusifolin
  • 477-85-0
  • Obtusifolin (anthraquinone)
  • 2,8-dihydroxy-1-methoxy-3-methylanthracene-9,10-dione
  • 2,8-Dihydroxy-1-methoxy-3-methyl-9,10-anthracenedione
Molecular Weight
284.26 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Dates
  • Create:
    2005-08-09
  • Modify:
    2025-01-11
Description
Obtusifolin is a dihydroxyanthraquinone.
Obtusifolin has been reported in Senna obtusifolia and Senna tora with data available.

1 Structures

1.1 2D Structure

Chemical Structure Depiction
Obtusifolin.png

1.2 3D Conformer

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

2,8-dihydroxy-1-methoxy-3-methylanthracene-9,10-dione
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/C16H12O5/c1-7-6-9-12(16(21-2)13(7)18)15(20)11-8(14(9)19)4-3-5-10(11)17/h3-6,17-18H,1-2H3
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

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

2.1.4 SMILES

CC1=CC2=C(C(=C1O)OC)C(=O)C3=C(C2=O)C=CC=C3O
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

C16H12O5
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

111-899-5

2.3.3 ChEBI ID

2.3.4 ChEMBL ID

2.3.5 DSSTox Substance ID

2.3.6 HMDB ID

2.3.7 KEGG ID

2.3.8 Metabolomics Workbench ID

2.3.9 Nikkaji Number

2.3.10 Wikidata

2.4 Synonyms

2.4.1 MeSH Entry Terms

obtusifolin

2.4.2 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
284.26 g/mol
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
XLogP3-AA
Property Value
3
Reference
Computed by XLogP3 3.0 (PubChem release 2021.10.14)
Property Name
Hydrogen Bond Donor Count
Property Value
2
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Hydrogen Bond Acceptor Count
Property Value
5
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
284.06847348 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
284.06847348 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
83.8 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
448
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 Safety and Hazards

6.1 Hazards Identification

6.1.1 GHS Classification

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
Precautionary Statement Codes

P264, P270, 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
The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.

6.1.2 Hazard Classes and Categories

Acute Tox. 4 (100%)

7 Literature

7.1 Consolidated References

7.2 NLM Curated PubMed Citations

7.3 Springer Nature References

7.4 Chemical Co-Occurrences in Literature

7.5 Chemical-Gene Co-Occurrences in Literature

7.6 Chemical-Disease Co-Occurrences in Literature

8 Patents

8.1 Depositor-Supplied Patent Identifiers

8.2 WIPO PATENTSCOPE

8.3 Chemical Co-Occurrences in Patents

8.4 Chemical-Disease Co-Occurrences in Patents

8.5 Chemical-Gene Co-Occurrences in Patents

9 Interactions and Pathways

9.1 Chemical-Target Interactions

10 Biological Test Results

10.1 BioAssay Results

11 Taxonomy

The LOTUS Initiative for Open Natural Products Research: frozen dataset union wikidata (with metadata) | DOI:10.5281/zenodo.5794106

12 Classification

12.1 MeSH Tree

12.2 ChEBI Ontology

12.3 KEGG: Lipid

12.4 KEGG: Phytochemical Compounds

12.5 ChemIDplus

12.6 ChEMBL Target Tree

12.7 EPA DSSTox Classification

12.8 LOTUS Tree

12.9 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. EPA DSSTox
    CompTox Chemicals Dashboard Chemical Lists
    https://comptox.epa.gov/dashboard/chemical-lists/
  4. 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
    2,8-Dihydroxy-1-methoxy-3-methyl-9,10-anthraquinone
    https://echa.europa.eu
    2,8-Dihydroxy-1-methoxy-3-methyl-9,10-anthraquinone (EC: 111-899-5)
    https://echa.europa.eu/information-on-chemicals/cl-inventory-database/-/discli/details/397906
  5. ChEBI
  6. LOTUS - the natural products occurrence database
    LICENSE
    The code for LOTUS is released under the GNU General Public License v3.0.
    https://lotus.nprod.net/
  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. 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
  10. Japan Chemical Substance Dictionary (Nikkaji)
  11. KEGG
    LICENSE
    Academic users may freely use the KEGG website. Non-academic use of KEGG generally requires a commercial license
    https://www.kegg.jp/kegg/legal.html
  12. Natural Product Activity and Species Source (NPASS)
  13. Metabolomics Workbench
  14. Springer Nature
  15. Wikidata
  16. PubChem
  17. 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
  18. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
  19. PATENTSCOPE (WIPO)
CONTENTS