²é¿´: 2847  |  »Ø¸´: 55
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

С¹·

ÈÙÓþ°æÖ÷ (ÖªÃû×÷¼Ò)

ÎÒÊÇÑýÈË£¬ÎÒÅÂÈËÑý

[½»Á÷] ÇóÖú¼¸ÖÖ»¯Ñ§ÎïÖʵķÖ×Óʽ»òÕß·Ö×ÓÁ¿£¨Ã¿Ò»¸ö5¸ö½ð±Ò£©

µÚÒ»¸ö£º
2,6-¶þ¼×»ù-¦Ã-ßÁà«Íª
µÚ¶þ¸ö£º¼×»ùÒÒ»ùÃÑ
µÚÈý¸ö£º1£¬2-»·¶¡Íª
µÚËĸö£º2,3-¶þÌþ»ù±ûÈ©
µÚÎå¸ö£º1£¬2-¶þ¼×Ñõ»ù±ûÍé
µÚ6¸ö£º3-Çè»ù±½¼×Ëá
µÚ7¸ö£º3-ôÇ»ù±ûÈ©
µÚ8¸ö£º2,5-»·ÒÒϩͪ
µÚ9¸ö£º3-ÐÁȲ-2ͪ

» ²ÂÄãϲ»¶

¨q¡Ð¨r ¡è ¨q ¨q ¡Ð¨r ¨u¨?¨€¨Ž ¨t ----¨s. ¦òÌï¦òÌï¦ò È¥ÄêÕâ¸öʱºòÄÌÄÌÈ¥ÊÀÁË£¬ÔÙÓÐÈý¸öÔ£¬½«ÊÇүүȥÊÀÒ»ÖÜÄê¡£Ò»Äê¶àÁË£¬¾­³£Ãε½ËûÃÇ£¬¶ÔÓÚ
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zyy816

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

3.                      ·Ö×ÓÁ¿£º84
    CH2-C=O
     |    |
    CH2-C=O
8Â¥2007-04-16 18:58:31
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 56 ¸ö»Ø´ð

lyq8866

Í­³æ (³õÈëÎÄ̳)

µÚÈý¸ö·Ö×Óʽ£º£Ã£´£È£´£Ï£²
2Â¥2007-04-16 18:48:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zyy816

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

7. OH-CH2CH2CHO    74
6.      COOH            143
         |
       /   \
       | . |
        \ / \
             CN
3Â¥2007-04-16 18:50:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

frankshan

½ð³æ (ÕýʽдÊÖ)

3-ôÇ»ù¶¡È©
·Ö×Óʽ£º C4H8O2 ·Ö×ÓÁ¿£º 88.10
µ­²´ÒÔÃ÷Ö¾£¬Äþ¾²ÒÔÖÂÔ¶£¡
4Â¥2007-04-16 18:50:52
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 0856Çóµ÷¼Á285 +5 ÂÀ×ÐÁú 2026-02-28 5/250 2026-03-01 09:18 by L135790
[ÂÛÎÄͶ¸å] Optics lettersͶ¸å±»¾ÜÇóÖú 30+3 luckyry 2026-02-26 4/200 2026-03-01 09:06 by babero
[¿¼ÑÐ] 284Çóµ÷¼Á +5 ÌìÏÂŸß 2026-02-28 5/250 2026-03-01 08:49 by ms629
[¿¼ÑÐ] ²ÄÁÏÀàÇóµ÷¼Á +7 wana_kiko 2026-02-28 7/350 2026-03-01 07:55 by ms629
[¿¼ÑÐ] 298Çóµ÷¼Á +5 axyz3 2026-02-28 5/250 2026-03-01 06:45 by Áõ±ø
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +4 °®²Áº¹µÄ¿ÉÀÖ±ù 2026-02-28 4/200 2026-03-01 00:38 by èèÇòalter
[¿¼ÑÐ] 307Çóµ÷¼Á +4 73372112 2026-02-28 6/300 2026-03-01 00:04 by ll247
[¿¼ÑÐ] 304Çóµ÷¼Á +3 52hz~~ 2026-02-28 5/250 2026-03-01 00:00 by 52hz~~
[¿¼ÑÐ] 317Ò»Ö¾Ô¸»ªÄÏÀí¹¤µçÆø¹¤³ÌÇóµ÷¼Á +5 Soliloquy_Q 2026-02-28 8/400 2026-02-28 23:36 by xyx2012xyx
[¿¼ÑÐ] »¯¹¤×¨Ë¶348£¬Ò»Ö¾Ô¸985Çóµ÷¼Á +4 ¸¥¸ñ¸ö 2026-02-28 6/300 2026-02-28 22:00 by wang_dand
[¿¼ÑÐ] 292Çóµ÷¼Á +3 yhk_819 2026-02-28 3/150 2026-02-28 21:57 by gaoxiaoniuma
[¿¼ÑÐ] 295Çóµ÷¼Á +5 19171856320 2026-02-28 5/250 2026-02-28 21:39 by gaoxiaoniuma
[¿¼²©] 26É격 +4 ÏëÉ격£¡ 2026-02-26 4/200 2026-02-28 21:37 by limorning
[¿¼ÑÐ] ²ÄÁÏѧµ÷¼Á +5 ÌáÉñ¶¹É³°ü 2026-02-28 5/250 2026-02-28 21:34 by gaoxiaoniuma
[¿¼ÑÐ] 311Çóµ÷¼Á +8 ÄÏåÈ720 2026-02-28 8/400 2026-02-28 21:30 by gaoxiaoniuma
[¿¼ÑÐ] 0856²ÄÁÏÇóµ÷¼Á +10 hyf hyf hyf 2026-02-28 11/550 2026-02-28 18:50 by Î޼ʵIJÝÔ­
[¿¼²©] ²©Ê¿×Ô¼ö +3 kkluvs 2026-02-28 3/150 2026-02-28 16:59 by StarAura
[¿¼ÑÐ] 0856µ÷¼Á +3 ÁõÃÎ΢ 2026-02-28 3/150 2026-02-28 13:22 by houyaoxu
[¿¼ÑÐ] 304Çóµ÷¼Á +5 ÂüÊâ2266 2026-02-28 6/300 2026-02-28 12:44 by ÃÔºýCCPs
[˶²©¼ÒÔ°] ¡¾²©Ê¿ÕÐÉú¡¿Ì«Ô­Àí¹¤´óѧ2026»¯¹¤²©Ê¿ +4 N1ce_try 2026-02-24 8/400 2026-02-26 08:40 by N1ce_try
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û