p. 2431 - 2434
(2013/06/27)p. 1599 - 1602
(2007/10/03)diazomethane
3-benzoyl-4-hydroxy-2H-chromen-2-one
4-hydroxy[1]benzopyran-2-one
2-oxo-2H-chromen-4-yl benzoate
benzoyl chloride
3-benzoyl-4-(benzylamino)coumarin
3-benzoyl-4-(N-methyl-1-phenylmethylamino)coumarin
4-(benzylamino)-3-(hydroxy(phenyl)methyl)coumarin
2-(4-bromo-benzoyl)-3-phenyl-1H-5-oxa-1-aza-cyclopenta[a]naphthalen-4-one
4-oxo-3-phenyl-1,4-dihydro-5-oxa-1-aza-cyclopenta[a]naphthalene-2-carboxylic acid methyl ester