{"id":1300,"npaid":"NPA001300","original_name":"Pseudopyronine A","mol_formula":"C16H28O3","mol_weight":"268.3970","exact_mass":"268.2038","inchikey":"KNHVGVOCIWZQPY-UHFFFAOYSA-N","smiles":"CCCCCCC1=C(CC(OC1=O)CCCCC)O","cluster_id":692,"node_id":610,"has_exclusions":false,"synonyms":[],"inchi":"InChI=1S/C16H28O3/c1-3-5-7-9-11-14-15(17)12-13(19-16(14)18)10-8-6-4-2/h13,17H,3-12H2,1-2H3","m_plus_h":"269.2111","m_plus_na":"291.1930","origin_reference":{"doi":"10.1021/np050038v","pmid":15974619,"authors":"Kong, Fangming; Singh, Maya P.; Carter, Guy T.","title":"Pseudopyronines A and B, α-pyrones produced by a marine Pseudomonas sp. F92S91, and evidence for the conversion of 4-hydroxy-α-pyrone to 3-furanone","journal":"Journal of Natural Products","year":2005,"volume":"68","issue":"6","pages":"920-923"},"origin_organism":{"id":982,"type":"Bacterium","genus":"Pseudomonas","species":"sp. F92S91","taxon":{"id":86,"name":"Pseudomonas","rank":"genus","taxon_db":"lpsn","external_id":"517405","ncbi_id":286,"ancestors":[{"id":1,"name":"Bacteria","rank":"domain","taxon_db":"lpsn","external_id":"0","ncbi_id":2},{"id":2,"name":"Proteobacteria","rank":"phylum","taxon_db":"lpsn","external_id":"0","ncbi_id":1224},{"id":79,"name":"Gammaproteobacteria","rank":"class","taxon_db":"lpsn","external_id":"0","ncbi_id":1236},{"id":80,"name":"Pseudomonadales","rank":"order","taxon_db":"lpsn","external_id":"0","ncbi_id":72274},{"id":84,"name":"Pseudomonadaceae","rank":"family","taxon_db":"lpsn","external_id":"0","ncbi_id":135621}]}},"syntheses":[],"reassignments":[],"mol_structures":[{"current_structure":true,"reference_doi":"10.1021/np050038v","structure_smiles":"CCCCCCC1=C(CC(OC1=O)CCCCC)O","is_reassignment":false,"version":1}],"exclusions":[],"external_ids":[{"external_db_name":"mibig","external_db_code":"BGC0001285"},{"external_db_name":"npmrd","external_db_code":"NP0005916"}],"classyfire":{"class":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000086","name":"Pyrans","chemont_id":"CHEMONTID:0000086","description":"Compounds containing a pyran ring, which is a six-member heterocyclic, non-aromatic ring with five carbon atoms, one oxygen atom and  two ring double bonds."},"smiles":"CCCCCCC1=C(O)CC(CCCCC)OC1=O","kingdom":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000000","name":"Organic compounds","chemont_id":"CHEMONTID:0000000","description":"Compounds that contain at least one carbon atom, excluding isocyanide/cyanide and their non-hydrocarbyl derivatives, thiophosgene, carbon diselenide, carbon monosulfide, carbon disulfide, carbon subsulfide, carbon monoxide, carbon dioxide, Carbon suboxide, and dicarbon monoxide."},"inchikey":"InChIKey=KNHVGVOCIWZQPY-UHFFFAOYSA-N","subclass":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000481","name":"Pyranones and derivatives","chemont_id":"CHEMONTID:0000481","description":"Compounds containing a pyran ring which bears a ketone."},"ancestors":["Alpha,beta-unsaturated carboxylic esters","Carbonyl compounds","Carboxylic acid derivatives","Carboxylic acid esters","Carboxylic acids and derivatives","Chemical entities","Dihydropyranones","Enoate esters","Enols","Hydrocarbon derivatives","Lactones","Monocarboxylic acids and derivatives","Organic acids and derivatives","Organic compounds","Organic oxides","Organic oxygen compounds","Organoheterocyclic compounds","Organooxygen compounds","Oxacyclic compounds","Pyranones and derivatives","Pyrans","Vinylogous acids"],"superclass":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000002","name":"Organoheterocyclic compounds","chemont_id":"CHEMONTID:0000002","description":"Compounds containing a ring with least one carbon atom and one non-carbon atom."},"description":"This compound belongs to the class of organic compounds known as dihydropyranones. These are compounds containing a hydrogenated pyran ring which bears a ketone, and contains one double bond.","substituents":["Dihydropyranone","Enoate ester","Vinylogous acid","Alpha,beta-unsaturated carboxylic ester","Carboxylic acid ester","Lactone","Carboxylic acid derivative","Enol","Monocarboxylic acid or derivatives","Oxacycle","Carbonyl group","Organic oxide","Hydrocarbon derivative","Organooxygen compound","Organic oxygen compound","Aliphatic heteromonocyclic compound"],"direct_parent":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001211","name":"Dihydropyranones","chemont_id":"CHEMONTID:0001211","description":"Compounds containing a hydrogenated pyran ring which bears a ketone, and contains one double bond."},"intermediate_nodes":[],"alternative_parents":[{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003889","name":"Vinylogous acids","chemont_id":"CHEMONTID:0003889","description":"Organic compounds containing a hydroxyl group, which is indirectly attached to a carbonyl via an intervening vinyl (>C=C<) moiety."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003626","name":"Enoate esters","chemont_id":"CHEMONTID:0003626","description":"An alpha,beta-unsaturated carboxylic ester of general formula R1C(R2)=C(R3)C(=O)OR4 (R4= organyl compound) in which the ester C=O function is conjugated to a C=C double bond at the alpha,beta position."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000050","name":"Lactones","chemont_id":"CHEMONTID:0000050","description":"Cyclic esters of hydroxy carboxylic acids, containing a 1-oxacycloalkan-2-one structure, or analogues having unsaturation or heteroatoms replacing one or more carbon atoms of the ring."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004140","name":"Oxacyclic compounds","chemont_id":"CHEMONTID:0004140","description":"Organic compounds containing an heterocycle with at least one oxygen atom linked to a ring carbon."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001137","name":"Monocarboxylic acids and derivatives","chemont_id":"CHEMONTID:0001137","description":"Carboxylic acids containing exactly one carboxyl groups."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000132","name":"Enols","chemont_id":"CHEMONTID:0000132","description":"Compounds containing the enol functional group, with the structure HO(R)C=CR'. Ketones that have one or more alpha-hydrogen atoms undergo keto-enol tautomerization, the tautomer being an enol."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0003940","name":"Organic oxides","chemont_id":"CHEMONTID:0003940","description":"Organic compounds containing an oxide group."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0004150","name":"Hydrocarbon derivatives","chemont_id":"CHEMONTID:0004150","description":"Derivatives of hydrocarbons obtained by substituting one or more carbon atoms by an heteroatom. They contain at least one carbon atom and heteroatom."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001831","name":"Carbonyl compounds","chemont_id":"CHEMONTID:0001831","description":"Organic compounds containing a carbonyl group, with the general structure RC(=O)R', where R=organyl, R'=H, N, O, organyl group or halide group."}],"molecular_framework":"Aliphatic heteromonocyclic compounds","external_descriptors":[],"predicted_chebi_terms":["enone (CHEBI:51689)","enol (CHEBI:33823)","enoate ester (CHEBI:51702)","lactone (CHEBI:25000)","oxacycle (CHEBI:38104)","monocarboxylic acid (CHEBI:25384)","organic oxide (CHEBI:25701)","organic molecule (CHEBI:72695)","carbonyl compound (CHEBI:36586)","pyranone (CHEBI:37963)","chemical entity (CHEBI:24431)","organic acid (CHEBI:64709)","carboxylic acid (CHEBI:33575)","organooxygen compound (CHEBI:36963)","carboxylic ester (CHEBI:33308)","alpha,beta-unsaturated carboxylic ester (CHEBI:51737)","organic heterocyclic compound (CHEBI:24532)","oxygen molecular entity (CHEBI:25806)","organic molecular entity (CHEBI:50860)","pyrans (CHEBI:26407)"],"classification_version":"2.1","predicted_lipidmaps_terms":[]},"npclassifier":{"isglycoside":false,"class_results":["2-pyrone derivatives"],"pathway_results":["Polyketides"],"superclass_results":["Cyclic polyketides"]}}