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ChemInform Abstract: The Synthesis of Phthalazin-1(2H)-ones and 3-Hydroxyisobenzofuran-1(3H)-ones via the Ring Contraction of Tropones.

✍ Scribed by Wenjuan Li; Haijun Li; Zhiping Li

Publisher
John Wiley and Sons
Year
2010
Weight
34 KB
Volume
42
Category
Article
ISSN
0931-7597

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## Abstract A practical method for the synthesis of the title compounds via three‐component reaction of isatoic anhydride (I) with aromatic aldehydes and primary amines or ammonium salts under solvent‐free conditions is developed.