| Alternative Synonym: |
2-Butenoic acid, 2-methyl-, (9R,10R)-10-(acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b]dipyran-9-yl ester, (2Z)-rel-, 2-Butenoic acid, 2-methyl-, 10-(acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b]dipyran-9-yl ester, [9alpha(Z),10alpha]-()-, 2H,8H-Benzo[1,2-b:3,4-b]dipyran, 2-butenoic acid deriv., ()-Praeruptorin A, 2-Butenoic acid, 2-methyl-, 10-(acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b]dipyran-9-yl ester, [9alpha(Z),10alpha]-, dl-Praeruptorin A, Praeruptorin A, 2-Methyl-2-butenoic Acid [9alpha(Z),10alpha]-()-10-(Acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b]dipyran-9-yl Ester, 2H,8H-Benzo[1,2-b:3,4-b]dipyran-2-butenoic Acid deriv., 2-Methyl-2-Butenoic Acid [9alpha(Z),10alpha]-10-(Acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b]dipyran-9-yl Ester, |