±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 3345  |  »Ø¸´: 2

Æáø

ľ³æ (СÓÐÃûÆø)

[ÇóÖú] ¹ØÓÚϯ·ò¼î·´Ó¦ºìÍâ·ÖÎö£¬-C=N- Óë-C-N-ÔÚºìÍâÉÏ»áÓÐÊ²Ã´Çø±ðÂð

¹ØÓÚϯ·ò¼î·´Ó¦ºìÍâ·ÖÎö£¬-C=N- Óë-C-N-ÔÚºìÍâÉÏ»áÓÐÊ²Ã´Çø±ðÂð
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

luwq04

Òø³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
µ±È»ÓÐÇø±ðÁË£¬Ë«¼üµÄ²¨ÊýÒª´óЩ
2Â¥2012-12-06 19:25:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

chaifenglan

ľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ºÜ²»Ò»Ñù£¬C=NË«¼üÔÚ1640cm-1×óÓÒ£¬C-N¼üÔÚ1200cm-1×óÓÒ
3Â¥2012-12-14 16:16:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ Æáø µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 289Çóµ÷¼Á +3 Acesczlo 2026-03-29 4/200 2026-03-31 14:48 by ÈÈÇéɳĮ
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¶û±õ¹¤Òµ´óѧ²ÄÁÏÓ뻯¹¤·½Ïò336·Ö +13 ³½ãå5211314 2026-03-26 13/650 2026-03-31 14:37 by ¼Çʱ¾2026
[¿¼ÑÐ] ±¾¿Æ211ÉúÎïҽѧ¹¤³Ì085409Çóµ÷¼Á339·Ö +7 Àï×Óľyy 2026-03-29 7/350 2026-03-31 14:35 by fmesaito
[¿¼ÑÐ] 070300Ò»Ö¾Ô¸211£¬312·ÖÇóµ÷¼ÁԺУ +10 С»ÆÑ¼±¦ 2026-03-30 10/500 2026-03-31 14:22 by ÁùÒíTMR
[¿¼ÑÐ] Ò»Ö¾Ô¸Öйú¿ÆÑ§Ôº´óѧ265Çóµ÷¼Á +6 Ìñµ­ye 2026-03-31 7/350 2026-03-31 11:28 by Ìñµ­ye
[¿¼ÑÐ] µ÷¼ÁÇóԺУÕÐÊÕ +7 º×¾¨¸ë 2026-03-28 7/350 2026-03-31 11:21 by oooqiao
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á Ò»Ö¾Ô¸¹þ¹¤´ó×Ü·Ö298·Ö£¬Ç°Èý¿Æ223·Ö +10 dongfang59 2026-03-27 10/500 2026-03-30 23:42 by ¹û¹ûÂèßä
[¿¼ÑÐ] 297 µØÀíѧ070500 ¸´ÊÔÇóµ÷¼Á +3 СԲȦȦooo 2026-03-30 3/150 2026-03-30 21:05 by ÓàÕðyz
[¿¼ÑÐ] 322Çóµ÷¼Á +10 ËÎÃ÷ÐÀ 2026-03-27 10/500 2026-03-30 18:47 by 544594351
[¿¼ÑÐ] 0703»¯Ñ§/290Çóµ÷¼Á/±¾¿Æ¾­Àú·á¸»/¹¤¿ÆÒ²¿É +13 µ¤ÇàÄÌ¸Ç 2026-03-26 15/750 2026-03-30 12:35 by fangnagu
[¿¼ÑÐ] 356Çóµ÷¼Á +3 gysy?s?a 2026-03-28 3/150 2026-03-29 00:33 by 544594351
[¿¼ÑÐ] ±¾¿ÆÐÂÄÜÔ´¿ÆÑ§Ó빤³Ì£¬Ò»Ö¾Ô¸»ªÀíÄܶ¯285Çóµ÷¼Á +7 AZMK 2026-03-28 11/550 2026-03-28 21:01 by xxxsssccc
[¿¼ÑÐ] Çóµ÷¼Á +6 «lty 2026-03-25 7/350 2026-03-28 13:13 by ÌÆãå¶ù
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤£¨0856£©304ÇóBÇøµ÷¼Á +8 Çñgl 2026-03-27 8/400 2026-03-28 12:42 by ÌÆãå¶ù
[¿¼ÑÐ] 339Çóµ÷¼Á£¬Ïëµ÷»Ø½­ËÕ +6 ¿¾ÂóÑ¿ 2026-03-27 8/400 2026-03-28 10:40 by ¿¾ÂóÑ¿
[¿¼ÑÐ] 292Çóµ÷¼Á +14 ¶ì¶ì¶ì¶î¶î¶î¶î¶ 2026-03-25 15/750 2026-03-28 08:45 by WYUMater
[¿¼ÑÐ] 340Çóµ÷¼Á +5 jhx777 2026-03-27 5/250 2026-03-28 04:18 by fmesaito
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á +5 .m.. 2026-03-25 5/250 2026-03-27 11:08 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 292Çóµ÷¼Á +4 ÇóÇóÁËÊÕÏÂÎÒ°É£ 2026-03-26 4/200 2026-03-27 10:37 by zhshch
[¿¼ÑÐ] 340Çóµ÷¼Á +5 »°Ã·ÌÇ111 2026-03-24 5/250 2026-03-25 06:53 by ilovexiaobin
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û