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Amino phthalhydrazide was synthesized from phthalic anhydride by four steps of nitrationidehydration, hydrazinolysis and reduction reactions in this paper.

以邻苯二甲酸料,经硝化、水、肼化、还骤合成了3-氨基邻苯二甲酰肼。

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3G, 401(K), a,

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