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Record Information
Version1.0
Created at2022-09-11 03:33:49 UTC
Updated at2022-09-11 03:33:50 UTC
NP-MRD IDNP0309169
Secondary Accession NumbersNone
Natural Product Identification
Common Name(1s,10r,12s,13e,18s)-18-carboxy-13-ethylidene-10-hydroxy-18-(hydroxymethyl)-15-methyl-8,15-diazapentacyclo[10.5.1.0¹,⁹.0²,⁷.0⁹,¹⁵]octadeca-2,4,6-trien-15-ium
DescriptionEchitaminic acid, also known as echitaminate, belongs to the class of organic compounds known as carbazoles. Carbazoles are compounds containing a three ring system containing a pyrrole ring fused on either side to a benzene ring. (1s,10r,12s,13e,18s)-18-carboxy-13-ethylidene-10-hydroxy-18-(hydroxymethyl)-15-methyl-8,15-diazapentacyclo[10.5.1.0¹,⁹.0²,⁷.0⁹,¹⁵]octadeca-2,4,6-trien-15-ium is found in Alstonia rostrata. It was first documented in 2004 (PMID: 15387668). Based on a literature review very few articles have been published on Echitaminic acid (PMID: 27002397).
Structure
Thumb
Synonyms
ValueSource
EchitaminateGenerator
Chemical FormulaC21H27N2O4
Average Mass371.4560 Da
Monoisotopic Mass371.19653 Da
IUPAC Name(1S,10R,12S,13E,18S)-18-carboxy-13-ethylidene-10-hydroxy-18-(hydroxymethyl)-15-methyl-8,15-diazapentacyclo[10.5.1.0^{1,9}.0^{2,7}.0^{9,15}]octadeca-2,4,6-trien-15-ium
Traditional Name(1S,10R,12S,13E,18S)-18-carboxy-13-ethylidene-10-hydroxy-18-(hydroxymethyl)-15-methyl-8,15-diazapentacyclo[10.5.1.0^{1,9}.0^{2,7}.0^{9,15}]octadeca-2,4,6-trien-15-ium
CAS Registry NumberNot Available
SMILES
C\C=C1\C[N+]2(C)CC[C@@]34C5=CC=CC=C5NC23[C@H](O)C[C@@H]1[C@]4(CO)C(O)=O
InChI Identifier
InChI=1S/C21H26N2O4/c1-3-13-11-23(2)9-8-20-14-6-4-5-7-16(14)22-21(20,23)17(25)10-15(13)19(20,12-24)18(26)27/h3-7,15,17,22,24-25H,8-12H2,1-2H3/p+1/b13-3-/t15-,17+,19+,20-,21?,23?/m0/s1
InChI KeyAHPUGTDAOMLACC-XHFYEUJQSA-O
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
Alstonia rostrataLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as carbazoles. Carbazoles are compounds containing a three ring system containing a pyrrole ring fused on either side to a benzene ring.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassIndoles and derivatives
Sub ClassCarbazoles
Direct ParentCarbazoles
Alternative Parents
Substituents
  • Carbazole
  • Pyrroloindole
  • Dihydroindole
  • Indole
  • Secondary aliphatic/aromatic amine
  • Beta-hydroxy acid
  • Azepane
  • Benzenoid
  • N-alkylpyrrolidine
  • Hydroxy acid
  • Tetraalkylammonium salt
  • Pyrrolidine
  • Pyrrole
  • Cyclic alcohol
  • Amino acid
  • Secondary alcohol
  • Amino acid or derivatives
  • Azacycle
  • Secondary amine
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Carboxylic acid derivative
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organic salt
  • Primary alcohol
  • Organooxygen compound
  • Organonitrogen compound
  • Carbonyl group
  • Amine
  • Alcohol
  • Organic cation
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic 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
logP-3.2ChemAxon
pKa (Strongest Acidic)4.14ChemAxon
pKa (Strongest Basic)1.89ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count4ChemAxon
Polar Surface Area89.79 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity114.09 m³·mol⁻¹ChemAxon
Polarizability39.11 ųChemAxon
Number of Rings5ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00043478
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound101352948
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Yang ML, Chen J, Sun M, Zhang DB, Gao K: Antifungal Indole Alkaloids from Winchia calophylla. Planta Med. 2016 May;82(8):712-6. doi: 10.1055/s-0042-102459. Epub 2016 Mar 22. [PubMed:27002397 ]
  2. Salim AA, Garson MJ, Craik DJ: New indole alkaloids from the bark of Alstonia scholaris. J Nat Prod. 2004 Sep;67(9):1591-4. doi: 10.1021/np0498612. [PubMed:15387668 ]
  3. LOTUS database [Link]