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Record Information
Version2.0
Created at2020-12-09 03:58:48 UTC
Updated at2021-07-15 16:56:38 UTC
NP-MRD IDNP0007089
Secondary Accession NumbersNone
Natural Product Identification
Common NameEtnangien
Provided ByNPAtlasNPAtlas Logo
Description Etnangien is found in Sorangium, Sorangium cellulosum and Sorangium cellulosum So ce750. Etnangien was first documented in 2007 (PMID: 17547459).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC49H76O11
Average Mass841.1360 Da
Monoisotopic Mass840.53876 Da
IUPAC Name(4E,6S,8E,10E,12E,14E,16E,18E,21R)-6,20-dihydroxy-4,18-dimethyl-21-[(2R,4S,8R,10Z,12Z,15S,16R,17R,18R,19S,20R)-4,16,18,20-tetrahydroxy-8-methoxy-15,17,19-trimethyl-22-oxo-1-oxacyclodocosa-10,12-dien-2-yl]docosa-4,8,10,12,14,16,18-heptaenoic acid
Traditional Name(4E,6S,8E,10E,12E,14E,16E,18E,21R)-6,20-dihydroxy-4,18-dimethyl-21-[(2R,4S,8R,10Z,12Z,15S,16R,17R,18R,19S,20R)-4,16,18,20-tetrahydroxy-8-methoxy-15,17,19-trimethyl-22-oxo-1-oxacyclodocosa-10,12-dien-2-yl]docosa-4,8,10,12,14,16,18-heptaenoic acid
CAS Registry NumberNot Available
SMILES
COC1CCCC(O)CC(OC(=O)CC(O)C(C)C(O)C(C)C(O)C(C)C\C=C/C=C\C1)C(C)C(O)\C=C(/C)\C=C\C=C\C=C\C=C\C=C\CC(O)\C=C(/C)CCC(O)=O
InChI Identifier
InChI=1S/C49H76O11/c1-34(22-17-13-11-9-8-10-12-14-19-24-40(50)30-35(2)28-29-46(54)55)31-43(52)37(4)45-32-41(51)25-21-27-42(59-7)26-20-16-15-18-23-36(3)48(57)39(6)49(58)38(5)44(53)33-47(56)60-45/h8-20,22,30-31,36-45,48-53,57-58H,21,23-29,32-33H2,1-7H3,(H,54,55)/b9-8+,12-10+,13-11+,18-15-,19-14+,20-16-,22-17+,34-31+,35-30+
InChI KeyVHPBIOVAVQXSJO-WJPQJQPFSA-N
Experimental Spectra
Not Available
Predicted Spectra
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
SorangiumNPAtlas
Sorangium cellulosumLOTUS Database
Sorangium cellulosum So ce750-
Chemical Taxonomy
ClassificationNot classified
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
logP5.62ALOGPS
logP5.92ChemAxon
logS-5.5ALOGPS
pKa (Strongest Acidic)4.71ChemAxon
pKa (Strongest Basic)-1.5ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count10ChemAxon
Hydrogen Donor Count7ChemAxon
Polar Surface Area194.21 ŲChemAxon
Rotatable Bond Count15ChemAxon
Refractivity248.69 m³·mol⁻¹ChemAxon
Polarizability99.55 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
External LinksNot Available
References
General References
  1. Irschik H, Schummer D, Hofle G, Reichenbach H, Steinmetz H, Jansen R: Etnangien, a macrolide-polyene antibiotic from Sorangium cellulosum that inhibits nucleic acid polymerases. J Nat Prod. 2007 Jun;70(6):1060-3. doi: 10.1021/np070115h. Epub 2007 Jun 5. [PubMed:17547459 ]