The adduct is isolated by evaporating the solvent and any low-boiling concomitants at low temperatures of the order of about-100 to-20 ℃.

  • 在-100°~-20℃的低温下,将溶剂和低沸点成分蒸发掉而分离出加合物。

  • 互联网摘选 2025-01-19 22:21:40

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