作者查詢 / cocacola1357
作者 cocacola1357 在 PTT [ Chemistry ] 看板的留言(推文), 共38則
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2F推: 貼標籤+103/08 21:50
6F→: 我是LAH粉狀放入瓶中用溶劑蓋過LAH,於低溫滴加起始08/17 15:26
7F→: 物,2的方法也有在paper看過08/17 15:27
1F→:原原po刪文了...我想問一下推文提到用NBS/DMF來作溴08/06 21:29
2F→:化,會不會苯上的甲基也接上溴?因為以前有學長用甲08/06 21:30
3F→:苯當溶劑來做NBS的反應,被老師罵到臭頭,說甲苯會吃08/06 21:31
4F→:掉NBS,因此牢記著NBS不能跟甲苯一同反應08/06 21:33
8F推:謝謝板主解答,的確當初學長反應裡還有強路易士酸08/06 22:05
14F推:許多研究所的實驗室應該都很想接收吧!XD09/16 20:09
11F推:養NMR要花的錢比較多,業界比較常用LC或GC05/05 11:59
6F推:磷鉬酸好用!04/30 23:09
5F推:學長跟我說用矽油擦,不會油會亮晶晶07/27 01:45
6F→:但我都用henxane,擦了會灰灰的,不喜歡油油亮亮07/27 01:46
4F推:第一題我也覺得是C06/23 15:15
6F→:為什麼要指定某些學校的人回答阿?有機我都看圖而已..05/15 14:33
7F→:然後做課本後面的習題檢視有沒有讀進去05/15 15:13
5F推:以前實驗室買現成的...囧05/01 02:28