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Compound 1: Only one chemical shift for each proton in the COCH2-beta and NCH2 AB systems must be calculated. The first
chemical shift for the NCH2 AB system is not correct because calculation implies a coupling constant of 165 Hz.

Compound 1: Only one chemical shift for each proton in the NCH2 AB system must be calculated. ·µ»ØÐ¡Ä¾³æ²é¿´¸ü¶à

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  • baiyuefei

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    1H NMR ( 500 MHz, CDCl3) ¦Ä: 2.47~2.57(m, 4H, 2¡ÁNCH2); 3.27~3.29(d, 1H, J=13.5Hz, COCH2-¦Â); 3.41~3.44(d, 1H, J=13.5Hz, COCH2-¦Á); 3.44~3.47(m, 4H, 2¡ÁOCH2); 4.10~4.43(d, J=15.5Hz, 1H, NCH2); 4.93~4.96(d, J=15.5Hz, 1H, NCH2); 5.75(s, 1H, furan-H20); 6.02(s, 1H, furan-H21); 7.68(s, 1H, furan-H22); 3.89(s, 3H, OCH3); 7.05(s, 1H, ArCH); 7.13~7.14(d, 2H, C6H5-H2,H6); 7.26~7.28(m, 1H, C6H5-H4); 7.35~7.37(m, 2H, C6H5-H3,H5); 7.37(s, 1H, quinoline ring-H7); 7.39(m, 1H, quinoline ring-H2); 7.65(m, 1H, quinoline ring-H3); 7.73(m, 1H, quinoline ring-H6).

    »¯ºÏÎï2µÄÊý¾Ý£º
    1H NMR ( 500MHz, CDCl3) ¦Ä:1.51~2.09(m, 15H, adamantyl group); 3.46(d, 1H, J=13.5Hz,COCH2-¦Â); 3.74(d, 1H, J=13.5Hz, COCH2-¦Á); 3.96(s, 3H, OCH3); 4.08~4.11(d, J=15.5Hz, 1H, NCH2); 4.99~5.02(d, J=15.5Hz, 1H, NCH2); 5.70(s, 1H, furan-H20); 6.03(s, 1H, furan-H19); 7.68(s, 1H, furan-H18); 7.09(s, 1H, ArCH); 7.15~7.16(d, 2H, C6H5-H2, H6); 7.30~7.32(m, 1H, C6H5-H4); 7.39~7.41(m, 2H, C6H5-H3, H5); 7.39(s, 1H, quinoline ring-H7); 7.41(m, 1H, quinoline ring-H2); 7.65(m, 1H, quinoline ring-H3); 7.73(m, 1H, quinoline ring-H6)£¬

  • lengxin

    ÒýÓûØÌû:
    Originally posted by baiyuefei at 2011-06-16 15:29:06:
    Á½¸öÓлú»¯ºÏÎï½á¹¹Ê½ÈçÏ£¬ÇÒͶÁËÆªÎÄÕ¡£Éó¸åÈ˸ø»Ø¸´Á˹ØÓÚÇâÆ×µÄÒÉÎÊ£¬²»Ã÷°×Éó¸åÈ˵ϰÊÇʲôÒâ˼£¿´ó¼Ò°ïÎÒ·ÖÏÂÏ¡£ÖØÐ»£¡£¨ÁíÍâ˵Ã÷ÏÂÕâÁ½¸ö»¯ºÏÎï¾ùΪ»ìÐýÌ壬δ¾­²ð·Ö£©¡£
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    ¹ØÓÚ4.10~4.43(d, J=15.5Hz, 1H, NCH2), Ã²ËÆñîºÏ³£ÊýÓ¦¸ÃÊÇ£¨4.43-4.10£©*500=165HzÊDz»ÊÇ»¯Ñ§Î»ÒÆÖµ¸ã´íÁË£»»¯ºÏÎï2 ÖÐ4.08~4.11(d, J=15.5Hz, 1H, NCH2); 4.99~5.02(d, J=15.5Hz, 1H, NCH2);ÊǶԵģ¬Äã¿ÉÒԱȽÏһϡ£
    »¯ºÏÎï1 ÖÐ3.27~3.29(d, 1H, J=13.5Hz, COCH2-¦Â); 3.41~3.44(d, 1H, J=13.5Hz, COCH2-¦Á);ºÍ»¯ºÏÎï2ÖÐ3.46(d, 1H, J=13.5Hz,COCH2-¦Â); 3.74(d, 1H, J=13.5Hz, COCH2-¦Á);Ã²ËÆ±íÊö²»Ò»Ö¡£¸öÈ˾õµÃ×îºÃ½«3.27~3.29(d, 1H, J=13.5Hz, COCH2-¦Â); 3.41~3.44(d, 1H, J=13.5Hz, COCH2-¦Á);¸ÄΪ3.28(d, 1H, J=13.5Hz, COCH2-¦Â); 3.43(d, 1H, J=13.5Hz, COCH2-¦Á); ÆäËû±íÊö²»Ò»Öµĵط½Ò²ÐèÒª¸ÄÕý¡£
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  • celan

    4.10~4.43(d, J=15.5Hz, 1H, NCH2); 4.93~4.96(d, J=15.5Hz, 1H, NCH2);

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  • louluv

    ¾õµÃÉó¸åÈ˵ÄÒâ˼ÊÇABÌåϵ£¬Ó¦¸ÃÊÇ¿ÉÒÔ¼ÆËã³ö»¯Ñ§Î»ÒÆÖµ£¬¶øÇÒÖ»ÓÐÒ»¸ö»¯Ñ§Î»ÒÆÖµ¡£ÊÂʵÉÏ£¬ÖªµÀABÌåϵÊÇʲôÑù×ӵϰ£¬²»ÄÑÀí½â¡£

    Â¥Ö÷¸ø³öµÄ£º 3.27~3.29(d, 1H, J=13.5Hz, COCH2-¦Â); 3.41~3.44(d, 1H, J=13.5Hz, COCH2-¦Á); 3.44~3.47(m, 4H, 2¡ÁOCH2); 4.10~4.43(d, J=15.5Hz, 1H, NCH2); 4.93~4.96(d, J=15.5Hz, 1H, NCH2); »¯Ñ§Î»ÒÆÖµÈ«¶¼ÊÇÒ»¸ö·¶Î§£¬¶ø²»ÊÇÒ»¸öÈ·¶¨µÄÎ»ÒÆÖµ¡£

    ¾õµÃÓбØÒª´ÓÂ¥Ö÷µÄÆ×ͼÈëÊÖ£¬µ½µ×Æ×ͼÀïÏÔʾµÄÊDz»ÊÇABÌåϵ£¬Èç¹ûÊÇ£¬Â¥Ö÷µÄд·¨ÖµµÃÖØÐ¿¼ÂÇ£»Èç¹û²»ÊÇ£¬Ò²µÃ¿´¿´ÊÇʲôÇé¿ö£¬Èç¹û¸úÉó¸åÈË˵Çå³þ¡£

  • baiyuefei

    ÒýÓûØÌû:
    Originally posted by celan at 2011-06-16 16:11:12:
    4.10~4.43(d, J=15.5Hz, 1H, NCH2); 4.93~4.96(d, J=15.5Hz, 1H, NCH2);

    ±ÈÈçÉÏÃæµÄÊý¾ÝÖУ¬ABϵͳµÄ±í´ïÊDz»ºÏÊʵģ¡

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  • wjwqabc

    ¶Ô£¬Í¬ÒâÂ¥ÉÏ¡£beta-HÓ¦¸Ãд³ÉÒ»¸ö»¯Ñ§Î»ÒÆ£¬±ÈÈçÆ½¾ùÖµ£¬²»Ó¦¸ÃÊÇÒ»¸ö·¶Î§¡£¶øÇÒÄãµÄalfa-H ºÍ beta-HµÄ²îÖµ²»Ò»Ñù¡£Å¼ºÏ³£ÊýÔõôËã³öÀ´Ò»ÑùµÄ£¿ÏÂÃæÄǸö¾ÍÊÇ˵ÄãµÄNH2µÄżºÏ³£ÊýËã´íÁË£¬Î»ÒƲîÖµ0.33£¬Ì«´óÁ˰ɡ£¶øÇÒÄã¿´¿´ÄãµÄżºÏ³£Êý£¬ËãµÄºÃÏñ¶¼ÓÐÎÊÌâ°¡¡£4.93~4.96(d, J=15.5Hz, 1H, NCH2)»¯Ñ§Î»ÒƲîÖµ0.03£¬Å¼ºÏ³£ÊýÔõô³öÀ´µÄ15.5µÄ°¡£¿

  • wjwqabc

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