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nirenjie0627

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ͼ2ΪºÏ³ÉµÄGemini8-Y-8,2Br-±íÃæ»îÐÔ¼ÁµÄ1HNMRºË´Å¹²ÕñͼÆ×¡£´ÓͼÖп´³ö¸÷»ùÍÅÉÏH»¯Ñ§Î»ÒƦÄΪ£º³¤Á´Íé»ùÖÐCH3¡ª¦Ä 0.82(6H)¡¢¡ªCH2¡ª¦Ä 1.25(20H)¡¢
¡ªN¡ªC¡ªCH2¡ª¦Ä 1.68(4H)¡¢¡ªN¡ªCH2¡ª¦Ä 3.61(4H)£»¡ªN¡ªCH3¡ª3.41(12H)£»Áª½Ó»ùÍÅÖСªN¡ªC¡ªCH2¡ª¦Ä 3.99(4H)¡¢¡ªN¡ªCH2¡ª¦Ä 4.30(4H)£»¦Ä 2.61ΪÔÓÖÊ·å

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sltmac(½ð±Ò+1): лл½»Á÷~ 2011-07-23 19:23:00
sltmac(½ð±Ò+15, ·­ÒëEPI+1): ллӦÖú£¬»¶Ó­³£À´~ 2011-07-27 09:12:41
Figure 2 shows the 1H NMR spectrum of Synthetic Gemini8-Y-8 2Br-surfactant. From the figure the H chemical shifts ¦Ä of the various groups are: long-chain alkyl CH3¡ª¦Ä 0.82(6H), ¡ªCH2¡ª ¦Ä 1.25(20H), ¡ªN¡ªC¡ªCH2¡ª ¦Ä 1.68(4H), ¡ªN¡ªCH2¡ª ¦Ä 3.61(4H)£»¡ªN¡ªCH3¡ª3.41(12H)£»Connected group ¡ªN¡ªC¡ªCH2¡ª ¦Ä 3.99(4H), ¡ªN¡ªCH2¡ª ¦Ä 4.30(4H)£»the peak of impurity ¦Ä 2.61
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