2H-1-Benzopyran-2-one
Coumarin
1,2-Benzopyrone
cis-o-Coumarinic acid lactone
Coumarinic anhydride
o-Hydroxycinnamic acid lactone
Tonka bean camphor
2-Propenoic acid, 3-(2-hydroxyphenyl)-, δ-lactone
Benzo-α-pyrone
Rattex
5,6-Benzo-2-pyrone
NSC 8774
2-Chromenone
2H-Chromen-2-one
2H-Benzopyran-2-one
Lympedim