±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 740  |  »Ø¸´: 5

chemhehe

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

[ÇóÖú] ×ÏÍâ¿É¼û¹âÆ×µÄ¼ÆËã

¶ÔÓÚCH3-CH=CH-C(H)=O·Ö×Ó£¬ÓÐÁ½¸öË«¼üC=C, C=O£¬ËùÒÔÖÁÉÙÓÐÁ½¸ö×ÏÍâ¿É¼ûÎüÊշ壬ÇëÎÊÕâÑùµÄ×ÏÍâ¿É¼û¹âÆ×ÈçºÎ¼ÆË㣿
ÁíÍ⣬Cis, Zindo, TDÓÐÉ¶Çø±ð£¿
td(root=25)£¬cis=(root=2,50-50)£¬¿É·ñ½âÊÍÒ»ÏÂroot£¬25,2 50-50ɶÒâ˼£¿
·Ç³£¸Ðл£¬²»Ê¤¸Ð¼¤¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÃñÖ÷×ÔÓɱØÊ¤£¬¹«Æ½ÕýÒå±ØÊ¤£¡
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wushidi

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

chemhehe(½ð±Ò+2): ·Ç³£¸Ðл¡£ 2011-05-28 20:27:05
rootÊÇÖ¸ÄãÒª¼ÆËãµÄ¼¤·¢Ì¬£¬=25˵Ã÷Òª´ÓµÚÒ»¼¤·¢Ì¬µ½µÚ¶þÊ®Î壬=2¾ÍÊǵÚÒ»ºÍ
µÚ¶þÁ½¸ö£¬50-50Ö¸Ã÷µ¥ÖØÌ¬µÄºÍÈýÖØÌ¬µÄ¶¼¼ÆË㣬ÎÒÒ²ÊǸսӴ¥¼¤·¢Ì¬£¬²»ÖªµÀÕâ¸ö
½âÊÍ׼ȷ²»×¼È·£¬»¹Ðè¸÷λ´óÏÀÀ´Ö¸Õý
2Â¥2011-05-28 18:31:54
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

chemhehe

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
Originally posted by chemhehe at 2011-05-28 17:19:26:
¶ÔÓÚCH3-CH=CH-C(H)=O·Ö×Ó£¬ÓÐÁ½¸öË«¼üC=C, C=O£¬ËùÒÔÖÁÉÙÓÐÁ½¸ö×ÏÍâ¿É¼ûÎüÊշ壬ÇëÎÊÕâÑùµÄ×ÏÍâ¿É¼û¹âÆ×ÈçºÎ¼ÆË㣿
ÁíÍ⣬Cis, Zindo, TDÓÐÉ¶Çø±ð£¿
td(root=25)£¬cis=(root=2,50-50)£¬¿É·ñ½âÊÍÒ»ÏÂroot£¬25, ...

ÎÒµÄÎÊÌâʵ¼ÊÉÏÊÇÈçºÎ¿´        ¦Ð ¡ú ¦Ð*  ºÍ        n ¡ú ¦Ð*¡£
ÈçºÎ½«ÊµÑéµÄ½á¹ûºÍ¼ÆËãµÄ½á¹û¶ÔÓ¦¡£
ÃñÖ÷×ÔÓɱØÊ¤£¬¹«Æ½ÕýÒå±ØÊ¤£¡
3Â¥2011-05-28 21:23:09
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wushidi

ľ³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
Originally posted by chemhehe at 2011-05-28 21:23:09:
ÎÒµÄÎÊÌâʵ¼ÊÉÏÊÇÈçºÎ¿´        ¦Ð ¡ú ¦Ð*  ºÍ        n ¡ú ¦Ð*¡£
ÈçºÎ½«ÊµÑéµÄ½á¹ûºÍ¼ÆËãµÄ½á¹û¶ÔÓ¦¡£

Õâ¸öÓ¦¸Ã¿ÉÒÔ´Ó¹ìµÀͼÉÏ¿´°É
4Â¥2011-05-28 22:31:30
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

chemhehe

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
Originally posted by wushidi at 2011-05-28 22:31:30:
Õâ¸öÓ¦¸Ã¿ÉÒÔ´Ó¹ìµÀͼÉÏ¿´°É

¿É·ñÏêϸָ½Ìһϣ¬·Ç³£¸Ðл¡£
ÃñÖ÷×ÔÓɱØÊ¤£¬¹«Æ½ÕýÒå±ØÊ¤£¡
5Â¥2011-05-29 07:58:07
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wushidi

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

chemhehe(½ð±Ò+2): 3x 2011-05-29 10:10:49
ÒýÓûØÌû:
Originally posted by chemhehe at 2011-05-29 07:58:07:
¿É·ñÏêϸָ½Ìһϣ¬·Ç³£¸Ðл¡£

Õâ¸öÆäʵÎÒÒ²²»Ì«Á˽⣬Ҳ¾ÍÉÏÖܲŽӴ¥ÁËÒ»µãµã£¬ÎÒÓõÄcis£¬Ëã³öµÄÿ¸ö¼¤·¢
̬¶¼»á˵Ã÷´ÓÄǸö¹ìµÀԾǨµ½ÄǸö¹ìµÀ£¬È»ºó¶ÔÕÕÒ»ÏÂfchkµÄ¹ìµÀͼ£¬²»ÖªµÀÕâÑù
¶ÔÄãµÄÌåϵºÏÊʲ»ºÏÊÊ£¬»¹ÊÇÐèÒª¾­Ñé·á¸»µÄ´óÅ£ÃÇÖ¸µ¼Ò»ÏÂ
6Â¥2011-05-29 09:55:48
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ chemhehe µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏר˶322·Ö +11 ¹þ¹þ¹þºðºðºð¹þ 2026-04-01 11/550 2026-04-03 11:10 by wangjy2002
[¿¼ÑÐ] 070300»¯Ñ§Çóµ÷¼Á +10 Æð¸öÃûÕ¦ÕâôÄÑ 2026-03-27 11/550 2026-04-03 10:24 by macy2011
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +6 ´Þwj 2026-04-02 6/300 2026-04-03 10:19 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 0703»¯Ñ§ +7 goldtt 2026-04-02 9/450 2026-04-03 09:36 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +8 ÀÁÑòÑòÇáÖÃÓñÍÎ 2026-04-02 8/400 2026-04-02 22:03 by liu823948201
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©¹¤Òµ´óѧ£¬324·ÖÇóµ÷¼Á +7 Áã°Ë# 2026-03-28 7/350 2026-04-02 21:09 by 1104338198
[¿¼ÑÐ] 260Çóµ÷¼Á +6 ÖìÜÆÁÕ 2026-04-02 6/300 2026-04-02 20:27 by 6781022
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©¿Æ¼¼´óѧ²ÄÁÏѧ˶328·ÖÇóµ÷¼Á +6 1¶Îʱ¼ä 2026-03-31 7/350 2026-04-02 13:57 by 3041
[¿¼ÑÐ] 327Çóµ÷¼Á +9 ¼³Òàê» 2026-03-29 9/450 2026-04-02 11:44 by ÔËÆøyunqi
[¿¼ÑÐ] 0805Çóµ÷¼Á +8 ÊÇË®·Ö 2026-03-31 8/400 2026-04-02 10:46 by guanxin1001
[¿¼ÑÐ] 337Çóµ÷¼Á +11 ¡¶Ê÷¡· 2026-03-29 11/550 2026-04-02 10:20 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 070300»¯Ñ§Çóµ÷¼Á +14 С»ÆÑ¼±¦ 2026-03-30 14/700 2026-04-02 10:07 by oooqiao
[¿¼ÑÐ] 284Çóµ÷¼Á +12 СÐÜ¡«¡« 2026-03-31 12/600 2026-04-01 20:23 by »¨??
[¿¼ÑÐ] 309Çóµ÷¼Á +19 Ë­²»ÊÇÉÙÄê 2026-03-29 19/950 2026-04-01 15:47 by jp9609
[¿¼ÑÐ] 0856Çóµ÷¼Á +9 —öèñ 2026-03-28 9/450 2026-03-31 19:06 by ĺÔó12
[¿¼ÑÐ] 340Çóµ÷¼Á +4 Ï£ÍûÈç´Ëi 2026-03-31 4/200 2026-03-31 16:40 by 690616278
[¿¼ÑÐ] Ó¢Ò»ÊýÒ»×Ü·Ö334Çóµ÷¼Á +4 ³ÂÑôÀ¤ 2026-03-31 4/200 2026-03-31 14:22 by ¼Çʱ¾2026
[¿¼ÑÐ] һ־Ը˫һÁ÷»úе285·ÖÇóµ÷¼Á +4 ÐÒÔ˵ÄÈýľ 2026-03-29 5/250 2026-03-29 14:49 by Miko19
[¿¼ÑÐ] 081200-314 +3 LILIQQ 2026-03-27 4/200 2026-03-28 09:41 by ±£»¤µØÇòÄãÎÒ×öÆ
[¿¼ÑÐ] 085405 ¿¼µÄ11408Çó¸÷λÀÏʦ´ø×ß +3 Qiuѧing 2026-03-28 3/150 2026-03-28 09:19 by ÀֺǺǵÄ×·ÃÎÈË
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û