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royalwang

铁杆木虫 (著名写手)

[交流] 【请教】溶解性差的大分子怎么培养单晶 已有3人参与

我最近在做个化合物,分子量700左右,溶解性很差,只溶于DMSO,在加热的甲醇里有较好的溶解性(较透明),有苯环和杂环,还有个裸露的羟基,想培养单晶,怎么选择混合溶剂啊,很苦恼,求助各位,谢谢~
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cfocus20

至尊木虫 (职业作家)

★
小木虫(金币+0.5):给个红包,谢谢回帖交流
???x???????^???A??????????, ??????????????????????????^??????B, ???????]??y! ??????????????о??w????a??,????????????????????????????, B???????????????M??!!
Smart_work_and_beautiful_life!
3楼2010-12-30 12:40:06
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royalwang

铁杆木虫 (著名写手)

而且这个化合物也不是很纯,核磁上看东西是对的,只有在高场处有些杂峰(可能是溶剂峰),TLC上看有2个荧光点,一大一小。。。
2楼2010-12-30 12:27:34
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royalwang

铁杆木虫 (著名写手)

???????:
Originally posted by cfocus20 at 2010-12-30 12:40:06:
???x???????^???A??????????, ??????????????????????????^??????B, ???????]??y! ??????????????о??w????a??,????????????????????????????, B???????????????M??!!

лл????????~??????????????????????????????о????????????????????????ɡ?????
4楼2010-12-30 12:42:42
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royalwang

铁杆木虫 (著名写手)

???????:
Originally posted by cfocus20 at 2010-12-30 12:40:06:
???x???????^???A??????????, ??????????????????????????^??????B, ???????]??y! ??????????????о??w????a??,????????????????????????????, B???????????????M??!!

????????????????????????????????????????????????????????????????????????????????????????????~
5楼2010-12-30 12:44:03
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