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与文献方法相比较,本法具有步骤少(只需一步),得率高(63%),操作简单等优点,为了防止产物被反应液中的氢氧化钠破坏,反应
Compared with the literature method, this method has the advantages of fewer steps (only one step), high yield (63%), simple operation and the like. In order to prevent the product from being damaged by the sodium hydroxide in the reaction solution, the reaction