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Record Information
Version2.0
Created at2022-09-06 12:57:05 UTC
Updated at2022-09-06 12:57:05 UTC
NP-MRD IDNP0231905
Secondary Accession NumbersNone
Natural Product Identification
Common Name(3z,5s)-3-{[(1s,2r,4as,6r,8ar)-1,6-dimethyl-2-[(1e)-prop-1-en-1-yl]-4a,5,6,7,8,8a-hexahydro-2h-naphthalen-1-yl](hydroxy)methylidene}-5-(hydroxymethyl)-1-methylpyrrolidine-2,4-dione
DescriptionEquisetin belongs to the class of organic compounds known as n-alkylpyrrolidines. N-alkylpyrrolidines are compounds containing a pyrrolidine moiety that is substituted at the N1-position with an alkyl group. Pyrrolidine is a five-membered saturated aliphatic heterocycle with one nitrogen atom and four carbon atoms. Equisetin 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. (3z,5s)-3-{[(1s,2r,4as,6r,8ar)-1,6-dimethyl-2-[(1e)-prop-1-en-1-yl]-4a,5,6,7,8,8a-hexahydro-2h-naphthalen-1-yl](hydroxy)methylidene}-5-(hydroxymethyl)-1-methylpyrrolidine-2,4-dione is found in Ferula equisetacea, Fusarium equiseti and Fusarium heterosporum. (3z,5s)-3-{[(1s,2r,4as,6r,8ar)-1,6-dimethyl-2-[(1e)-prop-1-en-1-yl]-4a,5,6,7,8,8a-hexahydro-2h-naphthalen-1-yl](hydroxy)methylidene}-5-(hydroxymethyl)-1-methylpyrrolidine-2,4-dione was first documented in 2021 (PMID: 34869220). Based on a literature review a small amount of articles have been published on equisetin (PMID: 35722281) (PMID: 35646525) (PMID: 35209839).
Structure
Thumb
Synonyms
ValueSource
(-)-EquisetinChEBI
N-MethyltrichosetinChEBI
Chemical FormulaC22H31NO4
Average Mass373.4930 Da
Monoisotopic Mass373.22531 Da
IUPAC Name(3Z,5S)-3-{[(1S,2R,4aS,6R,8aR)-1,6-dimethyl-2-[(1E)-prop-1-en-1-yl]-1,2,4a,5,6,7,8,8a-octahydronaphthalen-1-yl](hydroxy)methylidene}-5-(hydroxymethyl)-1-methylpyrrolidine-2,4-dione
Traditional Name(3Z,5S)-3-{[(1S,2R,4aS,6R,8aR)-1,6-dimethyl-2-[(1E)-prop-1-en-1-yl]-4a,5,6,7,8,8a-hexahydro-2H-naphthalen-1-yl](hydroxy)methylidene}-5-(hydroxymethyl)-1-methylpyrrolidine-2,4-dione
CAS Registry NumberNot Available
SMILES
C\C=C\[C@@H]1C=C[C@@H]2C[C@H](C)CC[C@H]2[C@]1(C)C(\O)=C1/C(=O)[C@H](CO)N(C)C1=O
InChI Identifier
InChI=1S/C22H31NO4/c1-5-6-15-9-8-14-11-13(2)7-10-16(14)22(15,3)20(26)18-19(25)17(12-24)23(4)21(18)27/h5-6,8-9,13-17,24,26H,7,10-12H2,1-4H3/b6-5+,20-18-/t13-,14-,15-,16-,17+,22-/m1/s1
InChI KeyQNQBPPQLRODXET-HMHJLHGTSA-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
Ferula equisetaceaLOTUS Database
Fusarium equisetiLOTUS Database
Fusarium heterosporumLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as n-alkylpyrrolidines. N-alkylpyrrolidines are compounds containing a pyrrolidine moiety that is substituted at the N1-position with an alkyl group. Pyrrolidine is a five-membered saturated aliphatic heterocycle with one nitrogen atom and four carbon atoms.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassPyrrolidines
Sub ClassN-alkylpyrrolidines
Direct ParentN-alkylpyrrolidines
Alternative Parents
Substituents
  • Pyrrolidone
  • 2-pyrrolidone
  • 3-pyrrolidone
  • N-alkylpyrrolidine
  • Tertiary carboxylic acid amide
  • Vinylogous acid
  • Carboxamide group
  • Ketone
  • Lactam
  • Cyclic ketone
  • Enol
  • Carboxylic acid derivative
  • Azacycle
  • Organic oxygen compound
  • Organic nitrogen compound
  • Primary alcohol
  • Organooxygen compound
  • Organonitrogen compound
  • Carbonyl group
  • Organic oxide
  • Hydrocarbon derivative
  • Alcohol
  • Aliphatic heteropolycyclic compound
Molecular FrameworkAliphatic heteropolycyclic 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
logP2.67ChemAxon
pKa (Strongest Acidic)4.67ChemAxon
pKa (Strongest Basic)-0.79ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area77.84 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity108.23 m³·mol⁻¹ChemAxon
Polarizability41.79 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00024788
Chemspider ID23078658
KEGG Compound IDNot Available
BioCyc IDCPD-17992
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound54679016
PDB IDNot Available
ChEBI ID142135
Good Scents IDNot Available
References
General References
  1. Huang B, Peng S, Liu S, Zhang Y, Wei Y, Xu X, Gao C, Liu Y, Luo X: Isolation, Screening, and Active Metabolites Identification of Anti-Vibrio Fungal Strains Derived From the Beibu Gulf Coral. Front Microbiol. 2022 Jun 2;13:930981. doi: 10.3389/fmicb.2022.930981. eCollection 2022. [PubMed:35722281 ]
  2. Xu Z, Liu D, Liu D, Ren X, Liu H, Qi G, Zhou Y, Wu C, Zhu K, Zou Z, Yuan J, Lin W, Guo P: Equisetin is an anti-obesity candidate through targeting 11beta-HSD1. Acta Pharm Sin B. 2022 May;12(5):2358-2373. doi: 10.1016/j.apsb.2022.01.006. Epub 2022 Jan 15. [PubMed:35646525 ]
  3. Anteyi WO, Klaiber I, Rasche F: Diacetoxyscirpenol, a Fusarium exometabolite, prevents efficiently the incidence of the parasitic weed Striga hermonthica. BMC Plant Biol. 2022 Feb 24;22(1):84. doi: 10.1186/s12870-022-03471-6. [PubMed:35209839 ]
  4. Ding L, Zhang SD, Haidar AK, Bajimaya M, Guo Y, Larsen TO, Gram L: Polycyclic Tetramate Macrolactams-A Group of Natural Bioactive Metallophores. Front Chem. 2021 Nov 12;9:772858. doi: 10.3389/fchem.2021.772858. eCollection 2021. [PubMed:34869220 ]
  5. LOTUS database [Link]