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Record Information
Version2.0
Created at2022-09-11 10:52:35 UTC
Updated at2022-09-11 10:52:35 UTC
NP-MRD IDNP0313373
Secondary Accession NumbersNone
Natural Product Identification
Common Name(2s,5r,8r,10r,11s,14r,18r,20r)-2,20-dihydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.7.2.1¹¹,¹⁴.0¹,⁸.0⁵,¹⁸.0¹¹,¹⁷]icosan-12-one
DescriptionRabdoserrin A belongs to the class of organic compounds known as kaurane diterpenoids. These are diterpene alkaloids with a structure that is based on the kaurane skeleton. Kaurane is a tetracyclic compound that arises by cyclisation of a pimarane precursor followed by rearrangement. It possesses a [3,2,1]-bicyclic ring system with C15-C16 bridge connected to C13, forming the five-membered ring D. (2s,5r,8r,10r,11s,14r,18r,20r)-2,20-dihydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.7.2.1¹¹,¹⁴.0¹,⁸.0⁵,¹⁸.0¹¹,¹⁷]icosan-12-one is found in Isodon inflexus and Isodon serra. (2s,5r,8r,10r,11s,14r,18r,20r)-2,20-dihydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.7.2.1¹¹,¹⁴.0¹,⁸.0⁵,¹⁸.0¹¹,¹⁷]icosan-12-one was first documented in 1985 (PMID: 3841254). Based on a literature review very few articles have been published on Rabdoserrin A.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC20H26O5
Average Mass346.4230 Da
Monoisotopic Mass346.17802 Da
IUPAC Name(2S,5R,8R,10R,11S,14R,18R,20R)-2,20-dihydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.7.2.1^{11,14}.0^{1,8}.0^{5,18}.0^{11,17}]icosan-12-one
Traditional Name(2S,5R,8R,10R,11S,14R,18R,20R)-2,20-dihydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.7.2.1^{11,14}.0^{1,8}.0^{5,18}.0^{11,17}]icosan-12-one
CAS Registry NumberNot Available
SMILES
C[C@]12CC[C@H](O)C34[C@H](OC1)O[C@H](C[C@H]23)[C@@]12[C@H](O)[C@H](CCC41)C(=C)C2=O
InChI Identifier
InChI=1S/C20H26O5/c1-9-10-3-4-11-19-12-7-14(20(11,15(9)22)16(10)23)25-17(19)24-8-18(12,2)6-5-13(19)21/h10-14,16-17,21,23H,1,3-8H2,2H3/t10-,11?,12-,13+,14-,16-,17-,18+,19?,20+/m1/s1
InChI KeyMOBGVVQDJSDAER-MLIMXJGBSA-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
Isodon inflexusLOTUS Database
Isodon serraLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as kaurane diterpenoids. These are diterpene alkaloids with a structure that is based on the kaurane skeleton. Kaurane is a tetracyclic compound that arises by cyclisation of a pimarane precursor followed by rearrangement. It possesses a [3,2,1]-bicyclic ring system with C15-C16 bridge connected to C13, forming the five-membered ring D.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassDiterpenoids
Direct ParentKaurane diterpenoids
Alternative Parents
Substituents
  • Kaurane diterpenoid
  • Naphthopyran
  • Naphthalene
  • Pyran
  • Oxane
  • Cyclic alcohol
  • Secondary alcohol
  • Ketone
  • Oxacycle
  • Organoheterocyclic compound
  • Acetal
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen 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
logP1.24ChemAxon
pKa (Strongest Acidic)13.98ChemAxon
pKa (Strongest Basic)-3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area75.99 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity88.42 m³·mol⁻¹ChemAxon
Polarizability83 ųChemAxon
Number of Rings6ChemAxon
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 IDNot Available
Chemspider ID114545138
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound137706282
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Jin RL, Cheng PY, Xu GY: [The structure of rabdoserrin A, isolated from Rabdosia serra (Maxim) Hara]. Yao Xue Xue Bao. 1985 May;20(5):366-71. [PubMed:3841254 ]
  2. LOTUS database [Link]