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more general categories information about this item 03. Biological Effects of Specific Chemicals 03. Biological Effects of Specific Chemicals biochemical uses [CHEBI:52206] (3306) metabolite [CHEBI:25212] (2692) secondary metabolite [CHEBI:26619] (2225) obolactone [CHEBI:66803] (1) 05. Industrial Uses 05. Industrial Uses pharmaceutical [CHEBI:52217] (1978) drug [CHEBI:23888] (1930) antineoplastic agent [CHEBI:35610] (760) obolactone [CHEBI:66803] (1) 08. Chemical Category 08. Chemical Category main group molecular entity [CHEBI:33579] (25650) p-block molecular entity [CHEBI:33675] (25343) chalcogen molecular entity [CHEBI:33304] (15225) oxygen molecular entity [CHEBI:25806] (14414) organooxygen compound [CHEBI:36963] (11352) carbonyl compound [CHEBI:36586] (5928) ketone [CHEBI:17087] (1288) cyclic ketone [CHEBI:3992] (644) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) carboxylic ester [CHEBI:33308] (1495) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) oxacycle [CHEBI:38104] (2002) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) organochalcogen compound [CHEBI:36962] (11874) organooxygen compound [CHEBI:36963] (11352) carbonyl compound [CHEBI:36586] (5928) ketone [CHEBI:17087] (1288) cyclic ketone [CHEBI:3992] (644) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) carboxylic ester [CHEBI:33308] (1495) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) oxacycle [CHEBI:38104] (2002) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) carbon group molecular entity [CHEBI:33582] (23847) organic molecular entity [CHEBI:50860] (23769) heteroorganic entity [CHEBI:33285] (15197) organic heterocyclic compound [CHEBI:24532] (5243) organic heteromonocyclic compound [CHEBI:25693] (2004) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) oxacycle [CHEBI:38104] (2002) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) organochalcogen compound [CHEBI:36962] (11874) organooxygen compound [CHEBI:36963] (11352) carbonyl compound [CHEBI:36586] (5928) ketone [CHEBI:17087] (1288) cyclic ketone [CHEBI:3992] (644) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) carboxylic ester [CHEBI:33308] (1495) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) oxacycle [CHEBI:38104] (2002) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) ester [CHEBI:35701] (3370) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) carboxylic ester [CHEBI:33308] (1495) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) organic molecule [CHEBI:72695] (11399) organic cyclic compound [CHEBI:33832] (7633) organic heterocyclic compound [CHEBI:24532] (5243) organic heteromonocyclic compound [CHEBI:25693] (2004) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) oxacycle [CHEBI:38104] (2002) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) organic oxo compound [CHEBI:36587] (5932) carbonyl compound [CHEBI:36586] (5928) ketone [CHEBI:17087] (1288) cyclic ketone [CHEBI:3992] (644) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) carboxylic ester [CHEBI:33308] (1495) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) polyatomic entity [CHEBI:36357] (18777) molecule [CHEBI:25367] (11520) cyclic compound [CHEBI:33595] (7817) monocyclic compound [CHEBI:33661] (2007) heteromonocyclic compound [CHEBI:33670] (2004) organic heteromonocyclic compound [CHEBI:25693] (2004) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) organic cyclic compound [CHEBI:33832] (7633) organic heterocyclic compound [CHEBI:24532] (5243) organic heteromonocyclic compound [CHEBI:25693] (2004) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) oxacycle [CHEBI:38104] (2002) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) heterocyclic compound [CHEBI:5686] (5275) organic heterocyclic compound [CHEBI:24532] (5243) organic heteromonocyclic compound [CHEBI:25693] (2004) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) oxacycle [CHEBI:38104] (2002) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) heteromonocyclic compound [CHEBI:33670] (2004) organic heteromonocyclic compound [CHEBI:25693] (2004) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) organic molecule [CHEBI:72695] (11399) organic cyclic compound [CHEBI:33832] (7633) organic heterocyclic compound [CHEBI:24532] (5243) organic heteromonocyclic compound [CHEBI:25693] (2004) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) oxacycle [CHEBI:38104] (2002) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) pyrans [CHEBI:26407] (39) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) organic oxo compound [CHEBI:36587] (5932) carbonyl compound [CHEBI:36586] (5928) ketone [CHEBI:17087] (1288) cyclic ketone [CHEBI:3992] (644) pyranone [CHEBI:37963] (29) obolactone [CHEBI:66803] (1) carboxylic ester [CHEBI:33308] (1495) lactone [CHEBI:25000] (516) delta-lactone [CHEBI:18946] (48) obolactone [CHEBI:66803] (1) ChEBI Compound Accession Identifier: [CHEBI:66803] ChEBI Compound Description: A pyranone isolated from the trunk barks of Cryptocarya obovata and has been shown to exhibit cytotoxicity against the KB cell line. ChEBI Compound Identification Number: 66803 ChEBI InChI Value: InChI=1S/C19H18O4/c20-15-11-17(10-9-14-5-2-1-3-6-14)22-18(12-15)13-16-7-4-8-19(21)23-16/h1-6,8-11,16,18H,7,12-13H2/b10-9+/t16-,18+/m1/s1 ChEBI InChIKey Value: NZGGCMIUTMKVIG-WADNSWHXSA-N ChEBI Compound Name: obolactone ChEBI SMILES Value: [H][C@@]1(C[C@H]2CC=CC(=O)O2)CC(=O)C=C(O1)\C=C\c1ccccc1 ChEBI Substance ID: 160710550 ChEBI URL: ChEBI:66803 ChemSpider ID: 9545233 Ontomatica Chemical Accession Key (OnChAKey): NZGGCMIUTMKVIG_WADNSWHXSA_N_000_000000 PubChem Compound ID: 11370316