4-(4-METHOXYPHENYL)-1-(2H)-PHTHALAZINON&

4-(4-Methoxyphenyl)-1-(2H)-phthalazinone may be used in the preparation of [4-(4-methoxyphenyl)-1(2H)-oxo-phthalazin-2-yl]acetic acid ethyl ester, with potent antibacterial activity.

4-(4-Methoxyphenyl)-1-(2H)-phthalazinone , a 4-aryl-2(1H)-phthalazinone derivative, is a building block for preparing bioactive molecules.