新 | 标 题 | 悬赏分 | 发贴人 | 回复/阅读 | 回复人 | 更新时间 |
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拓扑化学? | 3 | rrrzzz | 12/2271 | wyqiu | 2011-01-18 19:13:19 |
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氯甲酸乙酯里面有什么杂质?怎么纯化? | 3 | rrrzzz | 8/1889 | shzgfm | 2009-08-25 20:45:47 |
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dppf是什么? | 3 | rrrzzz | 5/3914 | 牧紫uu | 2008-10-31 17:29:54 |
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NaBH4还原反应有什么注意事项? | 3 | rrrzzz | 12/2687 | 879285862 | 2007-10-09 13:45:37 |
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求Fe(acac)3怎么制备? | 3 | rrrzzz | 3/894 | xfg1017 | 2007-08-22 23:10:23 |
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具有π-受体性质的配体有哪些? | 3 | rrrzzz | 3/1082 | jun21987 | 2007-08-10 19:54:46 |
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问一个专利的问题 | 3 | rrrzzz | 3/533 | rrrzzz | 2007-08-10 00:32:02 |
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Cu(I)complex配位数一般是几?什么构型? | 3 | rrrzzz | 5/1971 | rrrzzz | 2007-07-31 12:17:07 |
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氟取代有机物与未取代有机物哪个酯溶性更好? | 3 | rrrzzz | 2/550 | rrrzzz | 2007-07-10 23:11:09 |
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培养中的单晶什么时候取出最合适? | 3 | rrrzzz | 5/1106 | rrrzzz | 2007-07-10 23:07:58 |
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用HPLC怎么算产率? | 3 | rrrzzz | 6/1065 | rrrzzz | 2007-07-10 23:06:26 |
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4A MS在反应中加多少为宜? | 3 | rrrzzz | 2/919 | rrrzzz | 2007-06-27 18:49:30 |
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用1H NMR算产率时,具体怎么加内标? | 3 | rrrzzz | 5/1441 | rrrzzz | 2007-06-23 12:06:17 |
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惰气下转移液体的压力管线哪能买到? | 3 | rrrzzz | 3/480 | rrrzzz | 2007-06-18 12:04:38 |
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用syringe移取溶剂总是漏,怎么解决? | 3 | rrrzzz | 2/498 | rrrzzz | 2007-06-12 23:27:25 |
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BuLi&LDA哪个碱性更强?哪个更稳定? | 3 | rrrzzz | 7/1556 | rrrzzz | 2007-06-11 23:19:34 |
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有谁用苯乙炔及同系物做过反应吗? | 3 | rrrzzz | 6/844 | rrrzzz | 2007-05-25 22:50:45 |
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CuI怎么纯化? | rrrzzz | 1/652 | wanhong | 2007-05-02 17:12:45 | |
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CuI怎么纯化? | 3 | rrrzzz | 2/614 | rrrzzz | 2007-04-07 23:00:39 |
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terminal alkene和internal olefin的反应活性到底差在哪里? | 3 | rrrzzz | 3/941 | okko | 2007-04-04 16:10:06 |