±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 515  |  »Ø¸´: 4
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

jlzscience

ľ³æ (ÕýʽдÊÖ)

[½»Á÷] ¹ØÓÚ¾ø¶Ô¹¹Ð͵ÄÎÊÌâ

ÓÐÈý¸öÎÊÌ⣺
1. µ¥¾§½á¹¹½âÎöÄÜ·ñ½â¾ö¾ø¶Ô¹¹Ð͵ÄÎÊÌ⣿

Èç¹û£¬flack = 0.022(10) ,ÄÜ˵Ã÷ʲôÎÊÌ⣿
ÊDz»ÊǽṹÖбØÐëÓдóÓÚOµÄÖØÔ­×Ó²ÅÄÜÈ·¶¨¾ø¶Ô¹¹ÐÍ£¿Ôõôȷ¶¨£¬Ê²Ã´Ô­Ôò?

2. Èç¹ûÒ»¸ö½á¹¹ÖÐÓÐÁ½¸öÊÖÐÔÖÐÐÄ£¬¸ÃÔõôȷ¶¨¾ø¶Ô¹¹ÐÍ£¿

3.Èç¹ûcheck cif ³öÏÖ£ºNo _chemical_absolute_configuration info given £¬ ¸ÃÔõô´¦Àí£¿

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

iphyaries

Ìú¸Ëľ³æ (СÓÐÃûÆø)

¡ï
seasedoctor(½ð±Ò+1,VIP+0):ллÄãµÄ»Ø´ð¡£ÄÜ·ñ¸æÖªÄãµÄÓÊÏ䣬Çë½Ì¼¸¸öÎÊÌ⣿
Â¥ÉϵÄ˵µÃû´í£¬Èç¹ûÓÃMo°Ð×ö£¬±ØÐëÓдóÓÚPµÄÖØÔ­×Ó
µ«Cu°ÐµÄ»°ÓÐO¼´¿É
²âÁ¿µÄʱºòÈçÐè²â¾ø¶Ô¹¹ÐÍ£¬ÒªÇóÈßÓà¶È±ÈÆÕͨ²âÁ¿Òª¸ß
ÒòΪ²â¾ø¶Ô¹¹ÐÍÐèÒªµÄ·´³£É¢ÉäÐźŷdz£Î¢Èõ
ºÜÈÝÒ׾ͱ»Îó²îÑÍûÁË
ËùÒÔ×îºÃÄÜÊÕÒ»Ì×ÈßÓà¶È½Ï¸ßµÄÊý¾Ý
½á¹û¸ü¼Ó¿É¿¿
Ineedlearnmore...
4Â¥2008-07-13 19:17:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 5 ¸ö»Ø´ð

limingtiaan2

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

1¡¢¾ø¶Ô¹¹Ð͵ÄÈ·¶¨±ØÐëÊÇÓÐÔ­×Ó´óÓÚSi²ÅÓÐÒâÒ壻
2¡¢²»ÊǺÜÇå³þ£»
3¡¢_chemical_name_common             ?
_chemical_melting_point           ?
_chemical_formula_moiety           'C17 H12 N4'  
_chemical_formula_sum
'C17 H12 N4'
_chemical_formula_weight          272.31
_chemical_absolute_configuration  'unk'
  ×îºóÒ»ÐÐΪ¼ÓÉÏÈ¥µÄ£¡
ÓÀÔ¶ÓжàÔ¶£¿Ã»Óд𰸣¬º£¿ÝʯÀã¡
2Â¥2008-07-13 07:42:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhousm

ľ³æ (ÕýʽдÊÖ)

¡ï
seasedoctor(½ð±Ò+1,VIP+0):ллÄãµÄ½â´ð¡£
´óÓÚSI£¬ÄÇÊÇMo¹âÔ´£¬¶ÔCu¹âÔ´£¬ÓÐOÔ­×Ó¼´¿É¡£

¾ø¶Ô¹¹ÐͲâÁ¿Ìõ¼þÒ»°ã²»Í¬ÓÚ³£¹æ²âÁ¿£¬²âÁ¿Ê±×îºÃ¸æÖª²âÊÔÈËÔ±¡£

Flack ²ÎÊýxÖµ½Ó½ü0£¬ÇÒÆäÎó²îuСÓÚ3x£¬Ò»°ãÈÏΪ²âÁ¿µÄ¹¹ÐͲÅÊǿɿ¿µÄ
3Â¥2008-07-13 17:28:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©»¯¹¤085600 310·ÖÇóµ÷¼Á +17 0856²ÄÁÏÓ뻯¹¤3 2026-04-04 19/950 2026-04-06 23:10 by chenzhimin
[¿¼ÑÐ] ²ÄÁϹ¤³Ì302·ÖÇóµ÷¼Á +10 zyxÉϰ¶£¡ 2026-04-04 10/500 2026-04-06 22:49 by chenzhimin
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤×¨Ë¶329 Çóµ÷¼Á +11 ¶îcc 2026-04-06 11/550 2026-04-06 22:33 by chenzhimin
[¿¼ÑÐ] ÍÁľˮÀûר˶276·ÖÇóµ÷¼Á +3 ÎÒÏëÉÏѧ£¡£¡6 2026-04-05 6/300 2026-04-06 18:51 by ÎÒÏëÉÏѧ£¡£¡6
[¿¼ÑÐ] Ò»Ö¾Ô¸ ½­ÄÏ´óѧ 085602 »¯¹¤×¨Ë¶ 338·ÖÇóµ÷¼Á +15 ·³ÕСç÷ 2026-04-05 15/750 2026-04-06 09:27 by cql1109
[¿¼ÑÐ] 0703Çóµ÷¼Á383·Ö +9 W55j 2026-04-03 9/450 2026-04-06 06:50 by houyaoxu
[¿¼ÑÐ] 331Çóµ÷¼Á +8 ÓÚÕ÷yz 2026-04-05 8/400 2026-04-06 00:54 by fmesaito
[¿¼ÑÐ] 302·Ö 085601Çóµ÷¼ÁÍÆ¼ö +11 zyxÉϰ¶£¡ 2026-04-05 11/550 2026-04-05 22:13 by dongzh2009
[¿¼ÑÐ] Äܶ¯µ÷¼Á326ר˶ +4 wan112233 2026-04-04 4/200 2026-04-04 22:47 by yu221
[¿¼ÑÐ] 319Çóµ÷¼Á +4 ÐÇÐDz»Õ£ÑÛà¶ 2026-04-03 4/200 2026-04-04 16:25 by ÖзÉÔº¿Õ¹ÜѧԺÑ
[¿¼ÑÐ] Çóµ÷¼Á»ú»á +5 ÒâȾivy 2026-04-03 5/250 2026-04-03 15:13 by qoooooo614
[¿¼ÑÐ] Çóµ÷¼Á²»Ìôרҵ +3 xrh030412 2026-04-01 3/150 2026-04-03 14:40 by µªÆøÆøÆø
[¿¼ÑÐ] 085801 ×Ü·Ö275 ±¾¿ÆÐÂÄÜÔ´ Çóµ÷¼Á +19 bradoner 2026-04-01 23/1150 2026-04-03 10:07 by linyelide
[¿¼ÑÐ] Ò»Ö¾Ô¸°²»Õ´óѧ0817»¯Ñ§¹¤³ÌÓë¼¼Êõ£¬Çóµ÷¼Á +14 ÎÒ²»ÊÇÖ»Òò 2026-04-02 15/750 2026-04-03 09:49 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ²ÄÁÏרҵÇóµ÷¼Á +10 ÔÂÔÂÄñľ 2026-04-01 10/500 2026-04-02 12:57 by wxiongid
[¿¼ÑÐ] 085900ÍÁľˮÀû336·ÖÇóµ÷¼Á +4 Zhangjiangj 2026-03-31 6/300 2026-04-02 11:40 by 1753564080
[¿¼ÑÐ] 348»·¾³¹¤³Ìµ÷¼Á +3 ÎâÑå׿24k 2026-04-01 3/150 2026-04-02 09:14 by nanaliuyun
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸ÄϾ©Ê¦·¶´óѧ¼ÆËã»úר˶£¬³õÊÔ373£¬Áù¼¶Í¨¹ý£¬ +3 ¼ÆËã»ú×·ÃÎÈË 2026-04-01 3/150 2026-04-02 07:57 by fxue1114
[¿¼ÑÐ] 08¹¤¿Æ£¬295£¬½ÓÊÜ¿çרҵµ÷¼Á +6 lmnlzy 2026-03-31 6/300 2026-04-01 11:02 by ÄæË®³Ë·ç
[¿¼ÑÐ] 080500-315·Ö¸´ÊÔµ÷¼Á +9 Éϰ¶3821 2026-03-31 9/450 2026-03-31 17:29 by ÌÆãå¶ù
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û