organic heterocyclic compound 4-hydroxycoumarin 0 162.03169 162.144 InChI=1S/C9H6O3/c10-7-5-9(11)12-8-4-2-1-3-6(7)8/h1-5,10H 4-hydroxy-2-chromenone VXIXUWQIVKSKSA-UHFFFAOYSA-N 4-hydroxy-2H-benzo[b]pyran-2-one reaxys:129768 pubmed:19757094 4-hydroxy-2H-1-benzopyran-2-one A hydroxycoumarin that is coumarin in which the hydrogen at position 4 is replaced by a hydroxy group. C9H6O3 4-hydroxy-2H-chromen-2-one 4-HYDROXY-2H-CHROMEN-2-ONE chebi_ontology 4-coumarinol 4-hydroxy-2H-chromen-2-one benzotetronic acid O=c1cc(O)c2ccccc2o1 pdb-ccd:4HC pubmed:18007464 CHEBI:40070 cas:1076-38-6 metacyc.compound:CPD-12111