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1.A solution of imidazole(16.3g,0.24 mol) in dry 1,4-dioxane (100 mL) was added to 150 mL of a suspension of oil-free sodium hydride (5.8 g, 0.24 mol) with stirring for 2h at 90¡ãC ÓÈÆäÊÇÄǸö suspension of oil-free sodium hydride ÊÇʲôÒâ˼°¡ 2..After the removalof CH2Cl2, the oily residue was distilled using a Kugelrohr apparatus under reduced pressure |
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2Â¥2014-03-11 15:46:27
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ÀÇéäÖ®µÀ: ½ð±Ò+2 2014-03-11 21:19:46
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ÀÇéäÖ®µÀ: ½ð±Ò+2 2014-03-11 21:19:46
°®ÓëÓêÏÂ: ½ð±Ò+1 2014-03-11 21:29:59
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1¡¢½«ßäßòÈÜÒº£¨16.3g£¨0.24mol£©ßäßòÈÜÓÚ100ml 1,4-¶þÑõ¼º»·¸ÉÈܼÁÖÐÅäÖÆ¶ø³É£©¼ÓÈëµ½150mlÎÞÓÍÇâ»¯ÄÆ£¨5.8¿Ë£¬0.24mol£©£¬90¡ãCϽÁ°è2Сʱ 2¡¢³ýÈ¥¶þÂȼ×Íéºó£¬ÓÃKugelrohrÕôÁó×°ÖöԺ¬ÓвÐÁôÎï½øÐмõѹÕôÁó¡£ ½ö¹©²Î¿¼£¬O(¡É_¡É)O~ÈçÓÐÎÊÌ⣬»¶Ó½»Á÷¡£ |
3Â¥2014-03-11 16:56:54

4Â¥2014-03-11 18:08:24
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5Â¥2014-03-11 19:41:48
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6Â¥2014-03-11 19:48:30
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7Â¥2014-03-11 20:56:59

8Â¥2014-03-12 09:21:20

9Â¥2014-03-12 09:26:02














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