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Record Information
Version1.0
Created at2022-09-05 00:33:26 UTC
Updated at2022-09-05 00:33:26 UTC
NP-MRD IDNP0204796
Secondary Accession NumbersNone
Natural Product Identification
Common Nameannonin i
DescriptionSquamocin, also known as annonin I, belongs to the class of organic compounds known as annonaceous acetogenins. These are waxy derivatives of fatty acids (usually C32 or C34), containing a terminal carboxylic acid combined with a 2-propanol unit at the C-2 position to form a methyl- substituted alpha,beta-unsaturated-gamma-lactone. One of their interesting structural features is a single, adjacent, or nonadjacent tetrahydrofuran (THF) or tetrahydropyran (THP) system with one or two flanking hydroxyl group(s) at the center of a long hydrocarbon chain. annonin i is found in Annona atemoya, Annona cherimola, Annona emarginata, Annona glabra, Annona neosericea, Annona purpurea, Annona reticulata, Annona squamosa, Asimina triloba, Goniothalamus cardiopetalus, Annona mucosa, Uvaria chamae and Uvaria dulcis. It was first documented in 2020 (PMID: 33235438). Based on a literature review a significant number of articles have been published on Squamocin (PMID: 34119221) (PMID: 33563198) (PMID: 32761515) (PMID: 32536722).
Structure
Thumb
Synonyms
ValueSource
Annonin IMeSH
Chemical FormulaC37H66O7
Average Mass622.9280 Da
Monoisotopic Mass622.48085 Da
IUPAC Name(5S)-3-[(13R)-13-[(2R,2'R,5R,5'R)-5'-[(1S,5S)-1,5-dihydroxyundecyl]-[2,2'-bioxolane]-5-yl]-13-hydroxytridecyl]-5-methyl-2,5-dihydrofuran-2-one
Traditional Nameannonin I
CAS Registry NumberNot Available
SMILES
CCCCCC[C@H](O)CCC[C@H](O)[C@H]1CC[C@@H](O1)[C@H]1CC[C@@H](O1)[C@H](O)CCCCCCCCCCCCC1=C[C@H](C)OC1=O
InChI Identifier
InChI=1S/C37H66O7/c1-3-4-5-15-19-30(38)20-17-22-32(40)34-24-26-36(44-34)35-25-23-33(43-35)31(39)21-16-13-11-9-7-6-8-10-12-14-18-29-27-28(2)42-37(29)41/h27-28,30-36,38-40H,3-26H2,1-2H3/t28-,30-,31+,32-,33+,34+,35+,36+/m0/s1
InChI KeyDAEFUOXKPZLQMM-AUDZWCKFSA-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
Annona atemoyaLOTUS Database
Annona cherimolaLOTUS Database
Annona emarginataLOTUS Database
Annona glabraLOTUS Database
Annona neosericeaLOTUS Database
Annona purpureaLOTUS Database
Annona reticulataLOTUS Database
Annona squamosaLOTUS Database
Asimina trilobaLOTUS Database
Goniothalamus cardiopetalusLOTUS Database
Rollinia mucosaLOTUS Database
Uvaria chamaeLOTUS Database
Uvaria dulcisLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as annonaceous acetogenins. These are waxy derivatives of fatty acids (usually C32 or C34), containing a terminal carboxylic acid combined with a 2-propanol unit at the C-2 position to form a methyl- substituted alpha,beta-unsaturated-gamma-lactone. One of their interesting structural features is a single, adjacent, or nonadjacent tetrahydrofuran (THF) or tetrahydropyran (THP) system with one or two flanking hydroxyl group(s) at the center of a long hydrocarbon chain.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty alcohols
Direct ParentAnnonaceous acetogenins
Alternative Parents
Substituents
  • Annonaceae acetogenin skeleton
  • Long chain fatty alcohol
  • 2-furanone
  • Dihydrofuran
  • Tetrahydrofuran
  • Enoate ester
  • Alpha,beta-unsaturated carboxylic ester
  • Secondary alcohol
  • Lactone
  • Carboxylic acid ester
  • Monocarboxylic acid or derivatives
  • Ether
  • Dialkyl ether
  • Carboxylic acid derivative
  • Organoheterocyclic compound
  • Oxacycle
  • Organooxygen compound
  • Hydrocarbon derivative
  • Alcohol
  • Carbonyl group
  • Organic oxygen compound
  • Organic oxide
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic heteromonocyclic 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
logP8.68ChemAxon
pKa (Strongest Acidic)13.33ChemAxon
pKa (Strongest Basic)-1.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area105.45 ŲChemAxon
Rotatable Bond Count25ChemAxon
Refractivity176.4 m³·mol⁻¹ChemAxon
Polarizability78.96 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleYesChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00001323
Chemspider ID390266
KEGG Compound IDC08545
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound441612
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDrw1521671
References
General References
  1. Bhadani RV, Gajera HP, Hirpara DG, Kachhadiya HJ, Dave RA: Metabolomics of extracellular compounds and parasitic enzymes of Beauveria bassiana associated with biological control of whiteflies (Bemisia tabaci). Pestic Biochem Physiol. 2021 Jul;176:104877. doi: 10.1016/j.pestbp.2021.104877. Epub 2021 May 21. [PubMed:34119221 ]
  2. Nordin N, Khimani K, Abd Ghani MF: Acetogenins Exhibit Potential BCL-XL Inhibitor for the Induction of Apoptosis in the Molecular Docking Study. Curr Drug Discov Technol. 2021;18(6):e010921191171. doi: 10.2174/1570163818666210204202426. [PubMed:33563198 ]
  3. Shi JF, Wu P, Cheng XL, Wei XY, Jiang ZH: Synthesis and Cytotoxic Property of Annonaceous Acetogenin Glycoconjugates. Drug Des Devel Ther. 2020 Nov 17;14:4993-5004. doi: 10.2147/DDDT.S259547. eCollection 2020. [PubMed:33235438 ]
  4. Tran K, Ryan S, McDonald M, Thomas AL, Maia JGS, Smith RE: Annonacin and Squamocin Contents of Pawpaw (Asimina triloba) and Marolo (Annona crassiflora) Fruits and Atemoya (A. squamosa x A. cherimola) Seeds. Biol Trace Elem Res. 2021 Jun;199(6):2320-2329. doi: 10.1007/s12011-020-02320-7. Epub 2020 Aug 6. [PubMed:32761515 ]
  5. Hidalgo JR, Neske A, Iramain MA, Alvarez PE, Bongiorno PL, Brandan SA: Experimental isolation and spectroscopic characterization of squamocin acetogenin combining FT-IR, FT-Raman and UV-Vis spectra with DFT calculations. J Mol Struct. 2020 Nov 5;1219:128610. doi: 10.1016/j.molstruc.2020.128610. Epub 2020 Jun 8. [PubMed:32536722 ]
  6. LOTUS database [Link]