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ouyoung35新蟲 (初入文壇)
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[求助]
請教一個(gè)用乙酸乙酯和水混合培養(yǎng)晶體的方法! 已有2人參與
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Compound (I) was obtained upon treatment of a methanolic solution of commercially available mycophenolic acid with one equivalent of sodium methanolate. After stirring for 1 h at room temperature, the solvent was evaporated to dryness in vacuo to afford the desired compound (m.p. 463 K). Single crystals were grown by evaporation and cooling of a water/ethyl acetate solution from about 323 K to room temperature. 請教蟲友們這個(gè)晶體培養(yǎng)問題,用乙酸乙酯和水混合是怎么結(jié)晶出晶體的,這篇文章的這個(gè)具體步驟與原理是什么?謝謝 |
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