Znn3bq.jpeg
²é¿´: 481  |  »Ø¸´: 13
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

tlmowen10

ľ³æ (ÕýʽдÊÖ)

[½»Á÷] Òѳɹ¦£¡Ð»Ð»ÁË£¡20½ð±ÒÇóÖú±¾·´Ó¦ÄÜ·ñ½øÐÐ ¼±£¡¡¾ÓÐЧÆÚÖÁ2008Äê6ÔÂ18ÈÕ¡¿

·´Ó¦Ô­ÁÏΪ 3£¬4-¶þÏõ»ùÂȱ½  ÒÔ¼°±½·Ó
ÆÚÍûÂȺÍôÇ»ù´¦·¢ÉúÍþÁ®Ä·Ë¹·´Ó¦Éú³ÉÃѼü
ÄܽøÐÐÂð£¿
Çë¸ø³ö¾ßÌåµÄÎÄÏ×һϺÃÂð

ÎļþÃû: ·´Ó¦Ê½.tif
ÃèÊö: ·´Ó¦Ê½.tif
ÏÂÔØÁ´½Ó: http://www.fs2you.com/files/70924c78-36fa-11dd-8f30-0014221f4662/

[ Last edited by tlmowen10 on 2008-6-19 at 22:52 ]

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tlmowen10

ľ³æ (ÕýʽдÊÖ)

ÈÏΪ¿ÉÒÔ·´Ó¦µÄÂ¥Éϸ÷λÇë¿´

ÕâÊÇÎÒ´ÓÎÄÏ×ÉÏÕª³­µÄÒ»¶Î»°£ºThe nucleophilic aromatic substitution approach should be possible with other aromatic compounds that have a good leaving group para to an activating substituent like nitro. 1,2-Dinitro-4-chlorobenzenwe ould seem to be an inviting compound except that it is known that the ortho
nitro group is displaced rather than the chloro group in that compound.
Macromolecules, Vol. 25, No. 4, 1992¡£
Õâ¶Î»°µÄÒâ˼ºÃÏñÊÇ˵£¬3£¬4-¶þÏõ»ùÂȱ½ÓÉÓÚÁÚ루Àí½âÓ¦¸ÃÊÇ3λÄǸö£©Ïõ»ù¸üÈÝÒ׺ÍôÇ»ù·´Ó¦ ¶ø·ÇClÔ­×Ó¡£
Çë¸÷λ¿´¿´ÎÒÀí½âÊÇ·ñÓÐÎó£¿
6Â¥2008-06-12 07:57:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 14 ¸ö»Ø´ð

xuemwang

½û³æ (ÕýʽдÊÖ)

¡ï ¡ï
tlmowen10(½ð±Ò+2,VIP+0):xiexie le
±¾ÌûÄÚÈݱ»ÆÁ±Î

2Â¥2008-06-10 23:07:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

kopsia

ľ³æ (ÖøÃûдÊÖ)


¿ÉÒÔ·´Ó¦,Õâ¸öÊǸö¼òµ¥µÄÈ¡´ú·´Ó¦
3Â¥2008-06-11 09:21:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

niuniu906

¡ï ¡ï
tlmowen10(½ð±Ò+2,VIP+0):ллÁË
ÄÜ·´Ó¦£¡
ÎÒµÄÕâ¸öÓлú»¯Ñ§£¨¸ßºè±öÖ÷±ö£©¿Î±¾ÉÏÓÐÀàËÆ·´Ó¦¡£
¿Î±¾ÉÏÊÇ2,4-¶þÂȱ½·Ó£¬Óë¶ÔÂÈÏõ»ù±½·´Ó¦£¬ÔÚKOH Ìõ¼þÏ¡£¡£Éú³ÉÁË2,4-¶þÂȱ½»ù£­4`£­Ïõ»ù±½»ùÃÑ
Õâ¸ö·´Ó¦ÓëÄãµÄÄǸö·´Ó¦Ê®·ÖÀàËÆ
´¼ºÍÃÑÐγɽðÊôÑκó£¬Óë±´úÌþ¡¢õ¥×÷Óã¬Éú³ÉÏàÓ¦µÄÃÑ
·ÓÓÉÓÚËáÐÔ½ÏÇ¿£¬Í¨³£ÔÚ¼îÐÔÈÜÒºÖÐÖ±½ÓÓ÷ӷ´Ó¦¼´¿É
4Â¥2008-06-11 10:01:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 277Çóµ÷¼Á +23 Äß½¨Éè 2026-04-06 23/1150 2026-04-13 00:40 by Íõͯ×ÓÁú
[¿¼ÑÐ] 086000µ÷¼Á +6 Ê®Æßsa 2026-04-07 6/300 2026-04-12 11:05 by ´óÁ¦Ë®ÊÖÁ¦´óÎÞÇ
[¿¼ÑÐ] 0854µ÷¼Á +12 ³¤¹­°Á 2026-04-09 13/650 2026-04-12 09:56 by ÄæË®³Ë·ç
[¿¼ÑÐ] 267Çóµ÷¼Á +8 ÔÙæҲҪ³Ô·¹°¡ 2026-04-09 8/400 2026-04-11 21:42 by cfdbai
[¿¼ÑÐ] 296Çóµ÷¼Á +8 Íô£¡£¿£¡ 2026-04-09 8/400 2026-04-11 21:02 by ÄæË®³Ë·ç
[¿¼ÑÐ] Çóµ÷¼Á +11 ôæôæÒ»ÊéÉú 2026-04-09 11/550 2026-04-11 19:57 by ÄæË®³Ë·ç
[¿¼ÑÐ] 352 Çóµ÷¼Á +6 yzion 2026-04-11 8/400 2026-04-11 16:24 by Ã÷Ô´ËʱÓÐ
[¿¼ÑÐ] Çóµ÷¼Á +6 archer.. 2026-04-09 8/400 2026-04-11 10:55 by zhq0425
[¿¼ÑÐ] ¼ª´ó¼ÆËã»ú¼¼Êõ331·Ö£¬Ó¢ÓïÁù¼¶£¬Çóµ÷¼Á +3 ·å·å021116 2026-04-09 3/150 2026-04-10 20:01 by chemisry
[¿¼ÑÐ] 287Çóµ÷¼Á +15 Fnhc 2026-04-07 21/1050 2026-04-10 19:09 by chemisry
[¿¼ÑÐ] 314Çóµ÷¼Á +18 xhhdjdjsjks 2026-04-09 19/950 2026-04-10 18:53 by HPUCZ
[¿¼ÑÐ] Ò»Ö¾Ô¸ÏôóÉúÎïѧ332Çóµ÷¼Á +10 ³Ø³Ø³Ø³Ø³Ø³Ø 2026-04-08 10/500 2026-04-09 17:10 by ¶À×íÃι³Ç
[¿¼ÑÐ] ²ÄÁϹ¤³Ìµ÷¼Á +12 СÁõͬѧ߹߹ 2026-04-06 13/650 2026-04-09 17:07 by luoyongfeng
[¿¼ÑÐ] 083200 ³õÊÔ305·Ö Çóµ÷¼Á Ôݲ»¿¼ÂÇ¿çרҵ +15 Claireyyyy 2026-04-09 15/750 2026-04-09 16:11 by zhuimr
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤×¨Ë¶329 Çóµ÷¼Á +24 ¶îcc 2026-04-06 25/1250 2026-04-09 16:01 by wp06
[¿¼ÑÐ] һ־Ը³¶«´óѧ071000ÉúÎïѧѧ˶³õÊÔ·ÖÊý276Çóµ÷¼Á +3 Ľ¾øcc 2026-04-09 3/150 2026-04-09 09:57 by liuhuiying09
[¿¼ÑÐ] 266µ÷¼Á +8 daya sun 2026-04-07 9/450 2026-04-08 20:27 by yutian743
[¿¼ÑÐ] 388Çóµ÷¼Á +6 ËÄ´¨ÍõÌÎ 2026-04-07 8/400 2026-04-08 00:17 by JourneyLucky
[¿¼ÑÐ] 259Çóµ÷¼Á +5 ¾Í°®³ÔÍÁ¶¹Ñ½Ñ½ 2026-04-07 5/250 2026-04-07 22:40 by JourneyLucky
[¿¼ÑÐ] µ÷¼Á +4 mcbbc 2026-04-06 5/250 2026-04-07 12:33 by upczlm1989
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û