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Record Information
Version2.0
Created at2022-09-02 07:36:25 UTC
Updated at2022-09-02 07:36:25 UTC
NP-MRD IDNP0151308
Secondary Accession NumbersNone
Natural Product Identification
Common Name(1r,2s,6s,9s,11r,14s,15s,18s,20s,23r,24s)-10,20-dihydroxy-6,10,23-trimethyl-17-oxo-4-azahexacyclo[12.11.0.0²,¹¹.0⁴,⁹.0¹⁵,²⁴.0¹⁸,²³]pentacosan-4-ium-4-olate
DescriptionImperialine beta-N-oxide belongs to the class of organic compounds known as cerveratrum-type alkaloids. These are steroidal alkaloids containing the cevane (23-methyl-4- azahexacyclo[12.11.0.0^{2,11}.0^{4,9}.0^{15,24}.0^{18,23}]Pentacosane) moiety, which is a six ring system. Cerveratrum alkaloids have 7-9 oxygen atoms and occur as free alkamines or esters of simple aliphatic or aromatic acids. (1r,2s,6s,9s,11r,14s,15s,18s,20s,23r,24s)-10,20-dihydroxy-6,10,23-trimethyl-17-oxo-4-azahexacyclo[12.11.0.0²,¹¹.0⁴,⁹.0¹⁵,²⁴.0¹⁸,²³]pentacosan-4-ium-4-olate is found in Fritillaria unibracteata. (1r,2s,6s,9s,11r,14s,15s,18s,20s,23r,24s)-10,20-dihydroxy-6,10,23-trimethyl-17-oxo-4-azahexacyclo[12.11.0.0²,¹¹.0⁴,⁹.0¹⁵,²⁴.0¹⁸,²³]pentacosan-4-ium-4-olate was first documented in 2016 (PMID: 26965859). Based on a literature review very few articles have been published on Imperialine beta-N-oxide.
Structure
Thumb
Synonyms
ValueSource
Imperialine b-N-oxideGenerator
Imperialine β-N-oxideGenerator
Chemical FormulaC27H43NO4
Average Mass445.6440 Da
Monoisotopic Mass445.31921 Da
IUPAC Name(1R,2S,6S,9S,11R,14S,15S,18S,20S,23R,24S)-10,20-dihydroxy-6,10,23-trimethyl-17-oxo-4-azahexacyclo[12.11.0.0^{2,11}.0^{4,9}.0^{15,24}.0^{18,23}]pentacosan-4-ium-4-olate
Traditional Name(1R,2S,6S,9S,11R,14S,15S,18S,20S,23R,24S)-10,20-dihydroxy-6,10,23-trimethyl-17-oxo-4-azahexacyclo[12.11.0.0^{2,11}.0^{4,9}.0^{15,24}.0^{18,23}]pentacosan-4-ium-4-olate
CAS Registry NumberNot Available
SMILES
C[C@H]1CC[C@H]2C(C)(O)[C@@H]3CC[C@H]4[C@@H]5CC(=O)[C@H]6C[C@@H](O)CC[C@]6(C)[C@H]5C[C@H]4[C@@H]3C[N+]2([O-])C1
InChI Identifier
InChI=1S/C27H43NO4/c1-15-4-7-25-27(3,31)21-6-5-17-18(20(21)14-28(25,32)13-15)11-22-19(17)12-24(30)23-10-16(29)8-9-26(22,23)2/h15-23,25,29,31H,4-14H2,1-3H3/t15-,16-,17+,18+,19-,20-,21+,22-,23+,25-,26+,27?,28?/m0/s1
InChI KeyRTQDXHMAHWNJLQ-SDWOMLPSSA-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
Fritillaria unibracteataLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as cerveratrum-type alkaloids. These are steroidal alkaloids containing the cevane (23-methyl-4- azahexacyclo[12.11.0.0^{2,11}.0^{4,9}.0^{15,24}.0^{18,23}]Pentacosane) moiety, which is a six ring system. Cerveratrum alkaloids have 7-9 oxygen atoms and occur as free alkamines or esters of simple aliphatic or aromatic acids.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassSteroidal alkaloids
Direct ParentCerveratrum-type alkaloids
Alternative Parents
Substituents
  • Cerveratrum-type alkaloid
  • Azasteroid
  • Quinolizidine
  • Alkaloid or derivatives
  • Piperidine
  • Trialkyl amine oxide
  • Tertiary alcohol
  • Cyclic alcohol
  • Secondary alcohol
  • Ketone
  • Azacycle
  • Organoheterocyclic compound
  • Trisubstituted n-oxide
  • N-oxide
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organic zwitterion
  • Organooxygen compound
  • Organonitrogen compound
  • Carbonyl group
  • 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
logP1.63ALOGPS
logP2.1ChemAxon
logS-4.8ALOGPS
pKa (Strongest Acidic)12.97ChemAxon
pKa (Strongest Basic)3.43ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area80.59 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity124.5 m³·mol⁻¹ChemAxon
Polarizability52.31 ųChemAxon
Number of Rings6ChemAxon
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 IDC00028383
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound102119836
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Li Y, Yili A, Li J, Muhamat A, Aisa HA: New isosteroidal alkaloids with tracheal relaxant effect from the bulbs of Fritillaria pallidiflora Schrenk. Bioorg Med Chem Lett. 2016 Apr 15;26(8):1983-7. doi: 10.1016/j.bmcl.2016.03.001. Epub 2016 Mar 2. [PubMed:26965859 ]
  2. LOTUS database [Link]