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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 20:09:51 UTC
Update Date2022-03-07 02:54:24 UTC
HMDB IDHMDB0035214
Secondary Accession Numbers
  • HMDB35214
Metabolite Identification
Common NameEmodin
DescriptionEmodin, also known as schuttgelb, belongs to the class of organic compounds known as hydroxyanthraquinones. Hydroxyanthraquinones are compounds containing a hydroxyanthraquinone moiety, which consists of an anthracene bearing a quinone, and hydroxyl group. Thus, emodin is considered to be an aromatic polyketide. Emodin has been detected, but not quantified in, a few different foods, such as docks (Rumex), garden rhubarbs (Rheum rhabarbarum), and sorrels (Rumex acetosa). This could make emodin a potential biomarker for the consumption of these foods. Emodin is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Based on a literature review a significant number of articles have been published on Emodin.
Structure
Thumb
Synonyms
Chemical FormulaC15H10O5
Average Molecular Weight270.2369
Monoisotopic Molecular Weight270.05282343
IUPAC Name1,3,8-trihydroxy-6-methyl-9,10-dihydroanthracene-9,10-dione
Traditional Nameemodin
CAS Registry Number518-82-1
SMILES
CC1=CC2=C(C(O)=C1)C(=O)C1=C(C=C(O)C=C1O)C2=O
InChI Identifier
InChI=1S/C15H10O5/c1-6-2-8-12(10(17)3-6)15(20)13-9(14(8)19)4-7(16)5-11(13)18/h2-5,16-18H,1H3
InChI KeyRHMXXJGYXNZAPX-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as hydroxyanthraquinones. Hydroxyanthraquinones are compounds containing a hydroxyanthraquinone moiety, which consists of an anthracene bearing a quinone, and hydroxyl group.
KingdomOrganic compounds
Super ClassBenzenoids
ClassAnthracenes
Sub ClassAnthraquinones
Direct ParentHydroxyanthraquinones
Alternative Parents
Substituents
  • Hydroxyanthraquinone
  • Aryl ketone
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Vinylogous acid
  • Ketone
  • Polyol
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Aromatic homopolycyclic compound
Molecular FrameworkAromatic homopolycyclic compounds
External Descriptors
Ontology
Physiological effect
Disposition
ProcessNot Available
Role
Industrial applicationBiological role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point266 - 268 °CNot Available
Boiling Point586.87 °C. @ 760.00 mm Hg (est)The Good Scents Company Information System
Water Solubility2.04 mg/L @ 25 °C (est)The Good Scents Company Information System
LogP3.641 (est)The Good Scents Company Information System
Experimental Chromatographic Properties

Experimental Collision Cross Sections

Adduct TypeData SourceCCS Value (Å2)Reference
[M-H]-Baker156.90630932474
[M+H]+Baker161.29630932474
[M-H]-Not Available156.906http://allccs.zhulab.cn/database/detail?ID=AllCCS00001921
[M+H]+Not Available161.296http://allccs.zhulab.cn/database/detail?ID=AllCCS00001921
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Membrane
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDDB07715
Phenol Explorer Compound IDNot Available
FooDB IDFDB013862
KNApSAcK IDC00000555
Chemspider ID3107
KEGG Compound IDC10343
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkEmodin
METLIN IDNot Available
PubChem Compound3220
PDB IDNot Available
ChEBI ID42223
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1242531
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Li HL, Chen HL, Li H, Zhang KL, Chen XY, Wang XW, Kong QY, Liu J: Regulatory effects of emodin on NF-kappaB activation and inflammatory cytokine expression in RAW 264.7 macrophages. Int J Mol Med. 2005 Jul;16(1):41-7. [PubMed:15942676 ]
  2. Sandholt IS, Olsen BB, Guerra B, Issinger OG: Resorufin: a lead for a new protein kinase CK2 inhibitor. Anticancer Drugs. 2009 Apr;20(4):238-48. doi: 10.1097/CAD.0b013e328326472e. [PubMed:19177021 ]
  3. Ubbink-Kok T, Anderson JA, Konings WN: Inhibition of electron transfer and uncoupling effects by emodin and emodinanthrone in Escherichia coli. Antimicrob Agents Chemother. 1986 Jul;30(1):147-51. [PubMed:3019234 ]
  4. Lee SU, Shin HK, Min YK, Kim SH: Emodin accelerates osteoblast differentiation through phosphatidylinositol 3-kinase activation and bone morphogenetic protein-2 gene expression. Int Immunopharmacol. 2008 May;8(5):741-7. doi: 10.1016/j.intimp.2008.01.027. Epub 2008 Feb 22. [PubMed:18387517 ]
  5. Kwak HJ, Park MJ, Park CM, Moon SI, Yoo DH, Lee HC, Lee SH, Kim MS, Lee HW, Shin WS, Park IC, Rhee CH, Hong SI: Emodin inhibits vascular endothelial growth factor-A-induced angiogenesis by blocking receptor-2 (KDR/Flk-1) phosphorylation. Int J Cancer. 2006 Jun 1;118(11):2711-20. [PubMed:16388516 ]
  6. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .