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:4 (4羟基芳基 ) (2 H)二氮杂萘 1酮可方便、高产率地以苯酐和苯酚发生傅氏酰化反应 ,其产物再与水合肼关环制得
: 4 (4 hydroxyaryl) (2 H) phthalazinone one can easily, with high yield of phthalic anhydride and phenol occurred Fu reaction, the product was then hydrazine ring closed system