2H-1-Benzopyran-2-one, 4-hydroxy-3-(o-isopropylphenyl)- 4-Hydroxy-3-(o-isopropylphenyl)-2H-1-benzopyran-2-one 4-Hydroxy-3-(o-isopropylphenyl)coumarin 5-18-02-00344 (Beilstein Handbook Reference) 73791-15-8 BRN 1290022 COUMARIN, 4-HYDROXY-3-(o-ISOPROPYLPHENYL)-