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Record Information
Version1.0
Created at2022-09-11 12:05:56 UTC
Updated at2022-09-11 12:05:57 UTC
NP-MRD IDNP0314146
Secondary Accession NumbersNone
Natural Product Identification
Common Name4-[(6,7-dimethoxy-2-methyl-3,4-dihydro-1h-isoquinolin-1-yl)methyl]-2-({6-methoxy-1-[(4-methoxyphenyl)methyl]-2-methyl-3,4-dihydro-1h-isoquinolin-7-yl}oxy)phenol
DescriptionNeferine belongs to the class of organic compounds known as benzylisoquinolines. These are organic compounds containing an isoquinoline to which a benzyl group is attached. Neferine is a very strong basic compound (based on its pKa). Outside of the human body, Neferine has been detected, but not quantified in, coffee and coffee products. 4-[(6,7-dimethoxy-2-methyl-3,4-dihydro-1h-isoquinolin-1-yl)methyl]-2-({6-methoxy-1-[(4-methoxyphenyl)methyl]-2-methyl-3,4-dihydro-1h-isoquinolin-7-yl}oxy)phenol is found in Nelumbo nucifera. It was first documented in 2008 (PMID: 19010651). This could make neferine a potential biomarker for the consumption of these foods.
Structure
Thumb
Synonyms
ValueSource
12'-O-MethylliensinineHMDB
NeferinHMDB
NeferineMeSH
Chemical FormulaC38H44N2O6
Average Mass624.7658 Da
Monoisotopic Mass624.31994 Da
IUPAC Name4-[(6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-1-yl)methyl]-2-({6-methoxy-1-[(4-methoxyphenyl)methyl]-2-methyl-1,2,3,4-tetrahydroisoquinolin-7-yl}oxy)phenol
Traditional Name4-[(6,7-dimethoxy-2-methyl-3,4-dihydro-1H-isoquinolin-1-yl)methyl]-2-({6-methoxy-1-[(4-methoxyphenyl)methyl]-2-methyl-3,4-dihydro-1H-isoquinolin-7-yl}oxy)phenol
CAS Registry NumberNot Available
SMILES
COC1=CC=C(CC2N(C)CCC3=CC(OC)=C(OC4=C(O)C=CC(CC5N(C)CCC6=CC(OC)=C(OC)C=C56)=C4)C=C23)C=C1
InChI Identifier
InChI=1S/C38H44N2O6/c1-39-15-14-27-21-36(44-5)38(23-30(27)31(39)17-24-7-10-28(42-3)11-8-24)46-34-19-25(9-12-33(34)41)18-32-29-22-37(45-6)35(43-4)20-26(29)13-16-40(32)2/h7-12,19-23,31-32,41H,13-18H2,1-6H3
InChI KeyMIBATSHDJRIUJK-UHFFFAOYSA-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
Nelumbo nuciferaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as benzylisoquinolines. These are organic compounds containing an isoquinoline to which a benzyl group is attached.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassIsoquinolines and derivatives
Sub ClassBenzylisoquinolines
Direct ParentBenzylisoquinolines
Alternative Parents
Substituents
  • Benzylisoquinoline
  • Diaryl ether
  • Tetrahydroisoquinoline
  • Phenoxy compound
  • Anisole
  • Methoxybenzene
  • Phenol ether
  • Alkyl aryl ether
  • 1-hydroxy-2-unsubstituted benzenoid
  • Aralkylamine
  • Phenol
  • Monocyclic benzene moiety
  • Benzenoid
  • Tertiary aliphatic amine
  • Tertiary amine
  • Ether
  • Azacycle
  • Organooxygen compound
  • Organonitrogen compound
  • Hydrocarbon derivative
  • Organopnictogen compound
  • Organic oxygen compound
  • Organic nitrogen compound
  • Amine
  • 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
logP5.94ALOGPS
logP5.99ChemAxon
logS-5.4ALOGPS
pKa (Strongest Acidic)8.98ChemAxon
pKa (Strongest Basic)8.42ChemAxon
Physiological Charge2ChemAxon
Hydrogen Acceptor Count7ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area72.86 ŲChemAxon
Rotatable Bond Count10ChemAxon
Refractivity181.91 m³·mol⁻¹ChemAxon
Polarizability70.17 ųChemAxon
Number of Rings6ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleYesChemAxon
HMDB IDHMDB0034104
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB012368
KNApSAcK IDNot Available
Chemspider ID353522
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound398793
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Sugimoto Y, Furutani S, Itoh A, Tanahashi T, Nakajima H, Oshiro H, Sun S, Yamada J: Effects of extracts and neferine from the embryo of Nelumbo nucifera seeds on the central nervous system. Phytomedicine. 2008 Dec;15(12):1117-24. doi: 10.1016/j.phymed.2008.09.005. [PubMed:19010651 ]
  2. LOTUS database [Link]