Evaporation gave 4.48 g of a clear liquid, which was further purified by recrystallization from hexane/acetone (95:5) to obtain 3.52 g of the
acid derivative as white crystals (72.9%).
Evaporation gave a clear liquid(4.48 g), which was further purified by recrystallization from hexane/acetone (95:5) to obtain the acid derivative as white crystals (3.52 g ,72.9%).
Evaporation gave 4.48 g of a clear liquid, which was further purified by recrystallization from hexane/acetone (95:5) to obtain 3.52 g of the
acid derivative as white crystals (72.9%).
以为改英文呢 翻译如下哈
蒸发溶剂得到4.48g清亮液体，该液体经重结晶（环己烷/丙酮：95：5）可以得到3.52 g该酸的衍生物，为白色晶体（产率72.9%）
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