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Record Information
Version2.0
Created at2022-09-06 07:12:55 UTC
Updated at2022-09-06 07:12:55 UTC
NP-MRD IDNP0227775
Secondary Accession NumbersNone
Natural Product Identification
Common Nameisopetasin
DescriptionIsopetasin belongs to the class of organic compounds known as eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids. These are sesquiterpenoids with a structure based either on the eremophilane skeleton, its 8,9-seco derivative, or the furoeremophilane skeleton. Eremophilanes have been shown to be derived from eudesmanes by migration of the methyl group at C-10 to C-5. isopetasin is found in Ligularia dictyoneura, Ligularia sagitta, Ligularia subspicata, Petasites formosanus, Petasites hybridus, Petasites japonicus, Petasites pyrenaicus and Tephroseris integrifolia. isopetasin was first documented in 2020 (PMID: 32486467). Based on a literature review a small amount of articles have been published on Isopetasin (PMID: 35062310) (PMID: 35051554) (PMID: 34252512) (PMID: 33849430).
Structure
Thumb
Synonyms
ValueSource
S-IsopetasinMeSH
Chemical FormulaC20H28O3
Average Mass316.4410 Da
Monoisotopic Mass316.20384 Da
IUPAC Name(1R,2R,8aR)-1,8a-dimethyl-6-oxo-7-(propan-2-ylidene)-1,2,3,4,6,7,8,8a-octahydronaphthalen-2-yl (2Z)-2-methylbut-2-enoate
Traditional Name(1R,2R,8aR)-1,8a-dimethyl-6-oxo-7-(propan-2-ylidene)-2,3,4,8-tetrahydro-1H-naphthalen-2-yl (2Z)-2-methylbut-2-enoate
CAS Registry NumberNot Available
SMILES
C\C=C(\C)C(=O)O[C@@H]1CCC2=CC(=O)C(C[C@]2(C)[C@H]1C)=C(C)C
InChI Identifier
InChI=1S/C20H28O3/c1-7-13(4)19(22)23-18-9-8-15-10-17(21)16(12(2)3)11-20(15,6)14(18)5/h7,10,14,18H,8-9,11H2,1-6H3/b13-7-/t14-,18+,20+/m0/s1
InChI KeyOFDHBFFGRFCQOW-KSEJUSODSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Ligularia dictyoneuraLOTUS Database
Ligularia sagittaLOTUS Database
Ligularia subspicataLOTUS Database
Petasites formosanusLOTUS Database
Petasites hybridusLOTUS Database
Petasites japonicusLOTUS Database
Petasites pyrenaicusLOTUS Database
Tephroseris integrifoliaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids. These are sesquiterpenoids with a structure based either on the eremophilane skeleton, its 8,9-seco derivative, or the furoeremophilane skeleton. Eremophilanes have been shown to be derived from eudesmanes by migration of the methyl group at C-10 to C-5.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassSesquiterpenoids
Direct ParentEremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids
Alternative Parents
Substituents
  • Eremophilane sesquiterpenoid
  • O-quinomethane
  • Quinomethane
  • Fatty acid ester
  • Cyclohexenone
  • Fatty acyl
  • Alpha,beta-unsaturated carboxylic ester
  • Enoate ester
  • Cyclic ketone
  • Ketone
  • Carboxylic acid ester
  • Monocarboxylic acid or derivatives
  • Carboxylic acid derivative
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Carbonyl group
  • Organooxygen compound
  • Organic oxide
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External DescriptorsNot Available
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP5.01ChemAxon
pKa (Strongest Acidic)17.42ChemAxon
pKa (Strongest Basic)-4.4ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area43.37 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity94.35 m³·mol⁻¹ChemAxon
Polarizability35.92 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveNoChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00050978
Chemspider ID4477154
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5318627
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Urda L, Kreuter MH, Drewe J, Boonen G, Butterweck V, Klimkait T: The Petasites hybridus CO(2) Extract (Ze 339) Blocks SARS-CoV-2 Replication In Vitro. Viruses. 2022 Jan 7;14(1):106. doi: 10.3390/v14010106. [PubMed:35062310 ]
  2. Uesugi S, Hakozaki M, Kanno Y, Shiraishi A, Suzuki M, Kimura KI, Shiono Y, Yano A: Petasin is the main component responsible for the anti-adipogenic effect of Petasites japonicus. Fitoterapia. 2022 Mar;157:105130. doi: 10.1016/j.fitote.2022.105130. Epub 2022 Jan 18. [PubMed:35051554 ]
  3. Kodjadjiku U, Nagele B, Halbsguth C, Butterweck V: Extract matrix composition does not affect in vitro leukotriene inhibitory effects of the Petasites hybridus extract Ze 339. Fitoterapia. 2021 Sep;153:104986. doi: 10.1016/j.fitote.2021.104986. Epub 2021 Jul 10. [PubMed:34252512 ]
  4. Kleeberg-Hartmann J, Vogler B, Messlinger K: Petasin and isopetasin reduce CGRP release from trigeminal afferents indicating an inhibitory effect on TRPA1 and TRPV1 receptor channels. J Headache Pain. 2021 Apr 13;22(1):23. doi: 10.1186/s10194-021-01235-5. [PubMed:33849430 ]
  5. Mihajilov-Krstev T, Jovanovic B, Zlatkovic B, Matejic J, Vitorovic J, Cvetkovic V, Ilic B, Dordevic L, Jokovic N, Miladinovic D, Jaksic T, Stankovic N, Stankov Jovanovic V, Bernstein N: Phytochemistry, Toxicology and Therapeutic Value of Petasites hybridus Subsp. Ochroleucus (Common Butterbur) from the Balkans. Plants (Basel). 2020 May 31;9(6):700. doi: 10.3390/plants9060700. [PubMed:32486467 ]
  6. LOTUS database [Link]