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wcj24

铁虫 (正式写手)

[交流] 小试管中培养晶体?(交流有奖20个金币)

各位做晶体的虫子,请问有在小试管中培养晶体的没有,我的样品较少,所以用的溶剂特别少,想在小试管中培养,又担心试管底部是圆的,析出晶体的不规则!
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jessieraul

木虫 (正式写手)


waiy2001(金币+1,VIP+0):谢谢提供
A lanthanide metal–organic framework with high thermal stability and
available Lewis-acid metal sites

Xiaodan Guo,a Guangshan Zhu,*a Zhongyue Li,a Fuxing Sun,a Zhenghong Yangb and Shilun Qiu*
Received (in Cambridge, UK) 18th April 2006, Accepted 24th May 2006
First published as an Advance Article on the web 21st June 2006
DOI: 10.1039/b605428e

3172 | Chem. Commun., 2006, 3172–3174


As a typical preparation procedure, a mixture of
Dy(NO3)?nH2O (40 mg, 0.05 mmol) and H3BTC (10 mg,
0.05 mmol) was dissolved in DMF (10 mL) and ethanol (2 mL)
at room temperature. Two drops of dibutylamine was added to the
mixture, and then a small amount of 6 M HNO3 was added until
the mixture became clear. The mixture in a 50-mL beaker was left
undisturbed at 60 uC for 7 days to give colorless crystals in 76%
yield (based on H3BTC). The compound was stable in air,
insoluble in water and common organic solvents.



楼主找下这篇文献看看,能有点新的收获,结构和MOF-76是一样的
77楼2008-12-19 16:23:54
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lijianghua2007

荣誉版主 (职业作家)


wcj24(金币+1,VIP+0):谢谢帮忙!
你可以试试  溶剂扩散法,这样长出来的晶体就在两溶剂界面之间了。
淡泊名利,宁静致远。
2楼2008-05-21 11:20:13
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wcj24

铁虫 (正式写手)

引用回帖:
Originally posted by lijianghua2007 at 2008-5-21 11:20:
你可以试试  溶剂扩散法,这样长出来的晶体就在两溶剂界面之间了。

但是这样溶剂体系不好选择呀,请问常用的体系有哪些?
3楼2008-05-21 15:32:49
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sunshinesbs

铜虫 (小有名气)


wcj24(金币+1,VIP+0):谢谢帮忙!
我用的小试管,效果还可以
4楼2008-05-21 16:41:25
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