A new convenient and general one-step route for preparing azines by treating aromtic aldehydes and semicarbazide with anhydrous zinc chloride as catalyst is described.
吖嗪是用途很广泛物,如作染料,光敏物质,聚单,另外它们还是加成反应物。
A new convenient and general one-step route for preparing azines by treating aromtic aldehydes and semicarbazide with anhydrous zinc chloride as catalyst is described.
吖嗪是用途很广泛物,如作染料,光敏物质,聚单,另外它们还是加成反应物。
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