{"id":31298,"npaid":"NPA031298","original_name":"Pentalenolactone H","mol_formula":"C15H18O6","mol_weight":"294.3030","exact_mass":"294.1103","inchikey":"DLKAFAGJFDQQFA-OQMGSFEQSA-N","smiles":"CC1(C)C[C@@]23[C@H](C=C(C(=O)O)[C@@H]2COC(=O)[C@]32CO2)[C@H]1O","cluster_id":497,"node_id":446,"has_exclusions":false,"synonyms":[],"inchi":"InChI=1S/C15H18O6/c1-13(2)5-14-8(10(13)16)3-7(11(17)18)9(14)4-20-12(19)15(14)6-21-15/h3,8-10,16H,4-6H2,1-2H3,(H,17,18)/t8-,9+,10-,14-,15-/m1/s1","m_plus_h":"295.1176","m_plus_na":"317.0995","origin_reference":{"doi":"10.1016/S0040-4039(01)95238-4","pmid":null,"authors":"Haruo Seto, Tōru Sasaki, Jun Uzawa, Setsuo Takeuchi, Hiroshi Yonehara","title":"Studies on the biosynthesis of pentalenolactone, part II isolation of pentalehic acid and pentalenolactone H","journal":"Tetrahedron Letters","year":1978,"volume":"19","issue":"45","pages":"4411-4412"},"origin_organism":{"id":3898,"type":"Bacterium","genus":"Streptomyces","species":"sp.","taxon":{"id":283,"name":"Streptomyces","rank":"genus","taxon_db":"lpsn","external_id":"517119","ncbi_id":1883,"ancestors":[{"id":1,"name":"Bacteria","rank":"domain","taxon_db":"lpsn","external_id":"0","ncbi_id":2},{"id":203,"name":"Actinobacteria","rank":"phylum","taxon_db":"lpsn","external_id":"0","ncbi_id":201174},{"id":204,"name":"Actinobacteria","rank":"class","taxon_db":"lpsn","external_id":"0","ncbi_id":null},{"id":275,"name":"Streptomycetales","rank":"order","taxon_db":"lpsn","external_id":"0","ncbi_id":85011},{"id":276,"name":"Streptomycetaceae","rank":"family","taxon_db":"lpsn","external_id":"0","ncbi_id":2062}]}},"syntheses":[],"reassignments":[],"mol_structures":[{"current_structure":true,"reference_doi":"10.1016/S0040-4039(01)95238-4","structure_smiles":"CC1(C)C[C@@]23[C@H](C=C(C(=O)O)[C@@H]2COC(=O)[C@]32CO2)[C@H]1O","is_reassignment":false,"version":1}],"exclusions":[],"external_ids":[],"classyfire":{"class":{"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."},"smiles":"CC1(C)C[C@@]23[C@@H](COC(=O)[C@]22CO2)C(=C[C@@H]3[C@H]1O)C(O)=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=DLKAFAGJFDQQFA-OQMGSFEQSA-N","subclass":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001244","name":"Delta valerolactones","chemont_id":"CHEMONTID:0001244","description":"Cyclic organic compounds containing an oxan-2- one moiety."},"ancestors":["Alcohols and polyols","Carbonyl compounds","Carboxylic acid derivatives","Carboxylic acid esters","Carboxylic acids","Carboxylic acids and derivatives","Chemical entities","Cyclic alcohols and derivatives","Delta valerolactones","Dialkyl ethers","Dicarboxylic acids and derivatives","Epoxides","Ethers","Hydrocarbon derivatives","Lactones","Organic acids and derivatives","Organic compounds","Organic oxides","Organic oxygen compounds","Organoheterocyclic compounds","Organooxygen compounds","Oxacyclic compounds","Oxanes","Secondary alcohols"],"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 delta valerolactones. These are cyclic organic compounds containing an oxan-2- one moiety.","substituents":["Delta valerolactone","Delta_valerolactone","Dicarboxylic acid or derivatives","Oxane","Cyclic alcohol","Carboxylic acid ester","Secondary alcohol","Carboxylic acid derivative","Carboxylic acid","Dialkyl ether","Oxacycle","Oxirane","Ether","Organic oxide","Hydrocarbon derivative","Carbonyl group","Alcohol","Organic oxygen compound","Organooxygen compound","Aliphatic heteropolycyclic compound"],"direct_parent":{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001244","name":"Delta valerolactones","chemont_id":"CHEMONTID:0001244","description":"Cyclic organic compounds containing an oxan-2- one moiety."},"intermediate_nodes":[],"alternative_parents":[{"url":"http://classyfire.wishartlab.com/tax_nodes/C0002012","name":"Oxanes","chemont_id":"CHEMONTID:0002012","description":"Compounds containing an oxane (tetrahydropyran) ring, which is a six-member saturated aliphatic heterocycle with one oxygen atom and five carbon atoms."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0000346","name":"Dicarboxylic acids and derivatives","chemont_id":"CHEMONTID:0000346","description":"Organic compounds containing exactly two carboxylic acid groups."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001661","name":"Secondary alcohols","chemont_id":"CHEMONTID:0001661","description":"Compounds containing a secondary alcohol functional group, with the general structure HOC(R)(R') (R,R'=alkyl, aryl)."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001292","name":"Cyclic alcohols and derivatives","chemont_id":"CHEMONTID:0001292","description":"Organic compounds containing an aliphatic ring substituted with at least one hydroxyl group."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001238","name":"Carboxylic acid esters","chemont_id":"CHEMONTID:0001238","description":"Carboxylic acid derivatives in which the carbon atom from the carbonyl group is attached to an alkyl or an aryl moiety through an oxygen atom (forming an ester group)."},{"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/C0000159","name":"Epoxides","chemont_id":"CHEMONTID:0000159","description":"Compounds containing a cyclic ether with three ring atoms(one oxygen and two carbon atoms)."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001167","name":"Dialkyl ethers","chemont_id":"CHEMONTID:0001167","description":"Organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are alkyl groups."},{"url":"http://classyfire.wishartlab.com/tax_nodes/C0001205","name":"Carboxylic acids","chemont_id":"CHEMONTID:0001205","description":"Compounds containing a carboxylic acid group with the formula -C(=O)OH."},{"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 heteropolycyclic compounds","external_descriptors":[],"predicted_chebi_terms":["oxanes (CHEBI:46942)","dicarboxylic acid (CHEBI:35692)","secondary alcohol (CHEBI:35681)","organic hydroxy compound (CHEBI:33822)","carboxylic ester (CHEBI:33308)","oxacycle (CHEBI:38104)","epoxide (CHEBI:32955)","ether (CHEBI:25698)","carboxylic acid (CHEBI:33575)","carboxylic acid anion (CHEBI:29067)","organic oxide (CHEBI:25701)","organic molecule (CHEBI:72695)","carbonyl compound (CHEBI:36586)","delta-lactone (CHEBI:18946)","chemical entity (CHEBI:24431)","organic heterocyclic compound (CHEBI:24532)","organooxygen compound (CHEBI:36963)","oxygen molecular entity (CHEBI:25806)","organic molecular entity (CHEBI:50860)","polyol (CHEBI:26191)","alcohol (CHEBI:30879)","lactone (CHEBI:25000)"],"classification_version":"2.1","predicted_lipidmaps_terms":["Dicarboxylic acids (FA0117)"]},"npclassifier":{"isglycoside":false,"class_results":["Pentalenane sesquiterpenoids"],"pathway_results":["Terpenoids"],"superclass_results":["Sesquiterpenoids"]}}