chromen-2-one 2-chromenone Coumarin 91-64-5 W526509_ALDRICH SPBio_000266 MLS000028741 SPECTRUM1400208 SDCCGMLS-0066912.P001 Spectrum3_001772 SMR000059040 InChI=1/C9H6O2/c10-9-6-5-7-3-1-2-4-8(7)11-9/h1-6 KBioGR_002460 KBioSS_001816 Spectrum_001336 NCGC00091502-01 Spectrum4_001818 Spectrum2_000303 CHEBI:28794 AIDS009326 2-Propenoic acid, 3-(2-hydroxyphenyl)-, d-lactone 2H-chromen-2-one 1-Benzopyran-2-one 28150_FLUKA o-hydroxycinnamic acid delta-lactone NCGC00091502-02 KBio2_001816 Spectrum5_000555 KBio2_004384 2-Oxo-1,2-benzopyran KBio2_006952 BSPBio_003263 2-Propenoic acid, 3-(2-hydroxyphenyl)-, .delta.-lactone NCGC00091502-03 NCI60_041938 1,2-Benzopyrone 2-Propenoic acid, 3-(2-hydroxyphenyl)-, delta-lactone 2H-1-Benzopyran-2-one 5,6-Benzo-2-pyrone Benzo-alpha-pyrone C05851 Coumarine Coumarinic anhydride Cumarin Rattex Tonka bean camphor cis-o-Coumarinic acid lactone o-Hydroxycinnamic acid lactone 2H-1-Benzopyran, 2-oxo- 2H-Benzo[b]pyran-2-one Benzo-.alpha.-pyrone Cinnamic acid, o-hydroxy-, .delta.-lactone NSC8774 WLN: T66 BOVJ o-Hydroxycinnamic lactone ZINC00074709 AIDS-009326 KBio3_002764 2-Propenoic acid, 3-(2-hydroxyphenyl)-delta-lactone 2H-Benzo(b)pyran-2-one 3-(2-Hydroxyphenyl)-2-propenoic delta-lactone 5,6-Benzo-alpha-pyrone 5-17-10-00143 (Beilstein Handbook Reference) AI3-00753 BRN 0383644 CCRIS 181 Caswell No. 259C Cinnamic acid, o-hydroxy-, delta-lactone Coumarinic lactone EINECS 202-086-7 EPA Pesticide Chemical Code 127301 HSDB 1623 Kumarin [Czech] NCI C07103 NSC 8774 cis-o-Coumaric acid anhydride o-Coumaric acid lactone o-Hydroxyzimtsaure-lacton [German] NCGC00091502-04 C4261_SIGMA 2H-Benzopyran-2-one NCGC00091502-05 SBB000094 Coumarin, Chinese COU Benzo-a-pyrone