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Record Information
Version1.0
Created at2020-12-09 06:27:24 UTC
Updated at2021-07-15 17:01:58 UTC
NP-MRD IDNP0008983
Secondary Accession NumbersNone
Natural Product Identification
Common NamePurpactin A
Provided ByNPAtlasNPAtlas Logo
DescriptionAS-186b, also known as purpactin a or vermixocin b, belongs to the class of organic compounds known as diarylethers. These are organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are aryl groups. AS-186b is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Purpactin A is found in Penicillium, Penicillium asperosporum, Talaromyces purpureogenus, Penicillium simplicissimum, Pseudopenicillium megasporum and Talaromyces flavus. It was first documented in 1991 (PMID: 2010354). Based on a literature review a small amount of articles have been published on AS-186b (PMID: 8119857) (PMID: 17390588) (PMID: 1750931) (PMID: 2010355).
Structure
Thumb
Synonyms
ValueSource
1'-O-AcetylpenicillideChEBI
Purpactin aChEBI
Vermixocin bChEBI
AS 186bMeSH
3-1'-Acetoxy-11-hydroxy-4-methoxy-9-methyl-3'-methylbutyl-5H,7H-dibenzo(b,g)-1,5-dioxocin-5-oneMeSH
3-(1'-Acetoxy-3'-methylbutyl)-11-hydroxy-4-methoxy-9-methyl-5H,7H-dibenzo(c,F)(1,5)-dioxocin-5-oneMeSH
Chemical FormulaC23H26O7
Average Mass414.4540 Da
Monoisotopic Mass414.16785 Da
IUPAC Name(1S)-1-{16-hydroxy-7-methoxy-14-methyl-9-oxo-2,10-dioxatricyclo[10.4.0.0^{3,8}]hexadeca-1(16),3(8),4,6,12,14-hexaen-6-yl}-3-methylbutyl acetate
Traditional Name(1S)-1-{16-hydroxy-7-methoxy-14-methyl-9-oxo-2,10-dioxatricyclo[10.4.0.0^{3,8}]hexadeca-1(16),3(8),4,6,12,14-hexaen-6-yl}-3-methylbutyl acetate
CAS Registry NumberNot Available
SMILES
COC1=C(C=CC2=C1C(=O)OCC1=CC(C)=CC(O)=C1O2)[C@H](CC(C)C)OC(C)=O
InChI Identifier
InChI=1S/C23H26O7/c1-12(2)8-19(29-14(4)24)16-6-7-18-20(22(16)27-5)23(26)28-11-15-9-13(3)10-17(25)21(15)30-18/h6-7,9-10,12,19,25H,8,11H2,1-5H3/t19-/m0/s1
InChI KeyNUYFKDBCHFKOBT-IBGZPJMESA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
PenicilliumNPAtlas
Penicillium asperosporumLOTUS Database
Penicillium purpurogenumLOTUS Database
Penicillium simplicissimumLOTUS Database
Pseudopenicillium megasporumLOTUS Database
Talaromyces flavusLOTUS Database
Species Where Detected
Species NameSourceReference
Penicillium purpurogenum FO-608KNApSAcK Database
Penicillium simplicissimum IFM53375KNApSAcK Database
Penicillium vermiculatumKNApSAcK Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as diarylethers. These are organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are aryl groups.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassEthers
Direct ParentDiarylethers
Alternative Parents
Substituents
  • Diaryl ether
  • Anisole
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Benzenoid
  • Dicarboxylic acid or derivatives
  • Carboxylic acid ester
  • Lactone
  • Carboxylic acid derivative
  • Oxacycle
  • Organoheterocyclic compound
  • Carbonyl group
  • Organic oxide
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
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
logP4.32ALOGPS
logP4.42ChemAxon
logS-4.6ALOGPS
pKa (Strongest Acidic)8.4ChemAxon
pKa (Strongest Basic)-3.8ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area91.29 ŲChemAxon
Rotatable Bond Count6ChemAxon
Refractivity110.42 m³·mol⁻¹ChemAxon
Polarizability45.05 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleYesChemAxon
NPAtlas IDNPA005415
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00016738
Chemspider ID8517181
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound10341722
PDB IDNot Available
ChEBI ID65444
Good Scents IDNot Available
References
General References
  1. Nishida H, Tomoda H, Cao J, Okuda S, Omura S: Purpactins, new inhibitors of acyl-CoA:cholesterol acyltransferase produced by Penicillium purpurogenum. II. Structure elucidation of purpactins A, B and C. J Antibiot (Tokyo). 1991 Feb;44(2):144-51. doi: 10.7164/antibiotics.44.144. [PubMed:2010354 ]
  2. Kuroda K, Morishita Y, Saito Y, Ikuina Y, Ando K, Kawamoto I, Matsuda Y: AS-186 compounds, new inhibitors of acyl-CoA: cholesterol acyltransferase from Penicillium asperosporum KY1635. J Antibiot (Tokyo). 1994 Jan;47(1):16-22. doi: 10.7164/antibiotics.47.16. [PubMed:8119857 ]
  3. Ohshiro T, Rudel LL, Omura S, Tomoda H: Selectivity of microbial acyl-CoA: cholesterol acyltransferase inhibitors toward isozymes. J Antibiot (Tokyo). 2007 Jan;60(1):43-51. doi: 10.1038/ja.2007.6. [PubMed:17390588 ]
  4. Tomoda H, Nishida H, Masuma R, Cao J, Okuda S, Omura S: Purpactins, new inhibitors of acyl-CoA:cholesterol acyltransferase produced by Penicillium purpurogenum. I. Production, isolation and physico-chemical and biological properties. J Antibiot (Tokyo). 1991 Feb;44(2):136-43. doi: 10.7164/antibiotics.44.136. [PubMed:1750931 ]
  5. Nishida H, Tomoda H, Cao J, Araki S, Okuda S, Omura S: Purpactins, new inhibitors of acyl-CoA:cholesterol acyltransferase produced by Penicillium purpurogenum. III. Chemical modification of purpactin A. J Antibiot (Tokyo). 1991 Feb;44(2):152-9. doi: 10.7164/antibiotics.44.152. [PubMed:2010355 ]