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Record Information
Version2.0
Created at2022-09-04 16:10:20 UTC
Updated at2022-09-04 16:10:20 UTC
NP-MRD IDNP0197835
Secondary Accession NumbersNone
Natural Product Identification
Common Name(1s,4s,12s,14s,17s,25s)-5,12,18,25-tetramethyl-9-(2-methylbut-3-en-2-yl)-3,5,16,18-tetraazaheptacyclo[14.10.0.0³,¹⁴.0⁴,¹².0⁶,¹¹.0¹⁷,²⁵.0¹⁹,²⁴]hexacosa-6,8,10,19,21,23-hexaene-2,15-dione
DescriptionLansai B belongs to the class of organic compounds known as pyrroloindoles. Pyrroloindoles are compounds containing a pyrroloindole moiety, which is a tricyclic heterocycle which consists of a pyrrole ring fused to an indole. Pyrrole is 5-membered ring consisting of four carbon atoms and one nitrogen atom. Indole is a bicyclic compound consisting of a six-membered benzene ring fused to a five-membered nitrogen-containing pyrrole ring. (1s,4s,12s,14s,17s,25s)-5,12,18,25-tetramethyl-9-(2-methylbut-3-en-2-yl)-3,5,16,18-tetraazaheptacyclo[14.10.0.0³,¹⁴.0⁴,¹².0⁶,¹¹.0¹⁷,²⁵.0¹⁹,²⁴]hexacosa-6,8,10,19,21,23-hexaene-2,15-dione was first documented in 2014 (PMID: 24777757). Based on a literature review very few articles have been published on Lansai B (PMID: 35899819).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC31H36N4O2
Average Mass496.6550 Da
Monoisotopic Mass496.28383 Da
IUPAC Name(1S,4S,12S,14S,17S,25S)-5,12,18,25-tetramethyl-22-(2-methylbut-3-en-2-yl)-3,5,16,18-tetraazaheptacyclo[14.10.0.0^{3,14}.0^{4,12}.0^{6,11}.0^{17,25}.0^{19,24}]hexacosa-6,8,10,19(24),20,22-hexaene-2,15-dione
Traditional Name(1S,4S,12S,14S,17S,25S)-5,12,18,25-tetramethyl-22-(2-methylbut-3-en-2-yl)-3,5,16,18-tetraazaheptacyclo[14.10.0.0^{3,14}.0^{4,12}.0^{6,11}.0^{17,25}.0^{19,24}]hexacosa-6,8,10,19(24),20,22-hexaene-2,15-dione
CAS Registry NumberNot Available
SMILES
CN1[C@H]2N3[C@@H](C[C@@]2(C)C2=CC=CC=C12)C(=O)N1[C@@H](C[C@]2(C)[C@H]1N(C)C1=CC=C(C=C21)C(C)(C)C=C)C3=O
InChI Identifier
InChI=1S/C31H36N4O2/c1-8-29(2,3)18-13-14-22-20(15-18)31(5)17-24-26(37)34-23(25(36)35(24)28(31)33(22)7)16-30(4)19-11-9-10-12-21(19)32(6)27(30)34/h8-15,23-24,27-28H,1,16-17H2,2-7H3/t23-,24-,27-,28-,30-,31-/m0/s1
InChI KeyNAHMAQLLWPOQSC-FLWKJLKASA-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 OriginNot Available
Chemical Taxonomy
Description Belongs to the class of organic compounds known as pyrroloindoles. Pyrroloindoles are compounds containing a pyrroloindole moiety, which is a tricyclic heterocycle which consists of a pyrrole ring fused to an indole. Pyrrole is 5-membered ring consisting of four carbon atoms and one nitrogen atom. Indole is a bicyclic compound consisting of a six-membered benzene ring fused to a five-membered nitrogen-containing pyrrole ring.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassIndoles and derivatives
Sub ClassPyrroloindoles
Direct ParentPyrroloindoles
Alternative Parents
Substituents
  • Pyrroloindole
  • Alpha-amino acid or derivatives
  • Indole
  • Dioxopiperazine
  • Dialkylarylamine
  • 2,5-dioxopiperazine
  • N-alkylpiperazine
  • 1,4-diazinane
  • Piperazine
  • Benzenoid
  • Pyrrolidine
  • Pyrrole
  • Tertiary carboxylic acid amide
  • Lactam
  • Carboxamide group
  • Carboxylic acid derivative
  • Azacycle
  • Hydrocarbon derivative
  • Amine
  • Organooxygen compound
  • Organonitrogen compound
  • Organic oxide
  • Organic oxygen compound
  • Organic nitrogen compound
  • Carbonyl group
  • 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
logP5.44ChemAxon
pKa (Strongest Acidic)18.89ChemAxon
pKa (Strongest Basic)-0.64ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area47.1 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity145.61 m³·mol⁻¹ChemAxon
Polarizability57.01 ųChemAxon
Number of Rings7ChemAxon
BioavailabilityYesChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID30902341
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound24936090
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Chen C, Liu RX, Xiong F, Li ZH, Kang JC, Ding TM, Zhang SY: Electrochemical collective synthesis of labeled pyrroloindoline alkaloids with Freon-type methanes as functional C1 synthons. Chem Commun (Camb). 2022 Aug 16;58(66):9230-9233. doi: 10.1039/d2cc03301a. [PubMed:35899819 ]
  2. Wang H, Reisman SE: Enantioselective total synthesis of (-)-lansai B and (+)-nocardioazines A and B. Angew Chem Int Ed Engl. 2014 Jun 10;53(24):6206-10. doi: 10.1002/anie.201402571. Epub 2014 Apr 28. [PubMed:24777757 ]
  3. LOTUS database [Link]