±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 440  |  »Ø¸´: 2

ͩҶÏÂÆ®Óê

ľ³æ (ÖøÃûдÊÖ)

̨Íåʡί¸±Êé¼Ç¡¢Ê¡³¤½­´óÇÅ

[ÇóÖú] ÇóÖúN-HÉÏHÔ­×ÓλÖÃ

Éó¸åÈËÒâ¼û
Please refine the N-H Hydrogen atom positions rather than placing them in calculated positions. If they do not refine very well, then please use distance constraints.
Please also add information on how the absolute configuration was derived.

ÈÃÎҸĽøNÉÏHÔ­×ÓµÄλÖà ²»Òª½ö½öʹÓüÆËãλÖà Èç¹ûÊý¾Ý²»ºÃ ÒªÎÒʹÓþàÀë½øÐÐÔ¼Êø ÔÚÎÒµÄÅäºÏÎïÖÐ ÒòΪÊÇͨ¹ýN-H...OÇâ¼ü×÷ÓÃÐγɵÄһά¶þά½á¹¹ ËùÒÔµÄÈ·Õâ¸öN-HÊý¾Ý¿ÉÒÔ±»Ëû¾¾³öÀ´

Çó½Ì´ó¼Ò ÕâЩ¸öHÔ­×ÓµÄλÖà ÔÚ¿ªÊ¼Ê±µÄXÉäÏßµ¥¾§ÑÜÉäµÄʱºòÓÐûÓб»²É¼¯£¿ÊDz»ÊÇËùÓеÄÔ­×ÓλÖö¼²É¼¯Á˰üÀ¨ÇâÔ­×Ó µ«ÊÇÏñHÔ­×ÓÕâÑùÒ»°ãÔÚ×îºóµÄ½âÎöÖÐ Ö»ÊǼòµ¥µÄͨ¹ýÀíÂÛ¼ÆËãÖ±½Ó¸ø³ö ¶ø²»ÊÇÍêÕûµÄ¶ÔÇâÔ­×Ó½øÐнâÎö£¿

ͬʱ ÇëÎÊÈçºÎÌí¼ÓÐÅÏ¢½âÊͶԾø¶Ô¹¹Ð͵ÄÍÆµ¼£¿

ºÜÂÞàµÄÎÊÌâ ÕæµÄÂé·³´ó¼ÒÁË Ð»Ð»¸÷λ³æ×Ó~~
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

̨Íåʡί¸±Êé¼Ç¡¢Ê¡³¤½­´óÇÅ
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tzeshyang

Ìú¸Ëľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ͩҶÏÂÆ®Óê: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú, ·Ç³£¸Ðл~ 2013-01-28 04:14:39
linhua0402313: ½ð±Ò+1, ¹ÄÀø»ØÌû½»Á÷£¬»¶Ó­³£À´¾§Ìå°æ 2013-01-28 08:14:56
1. N-bound H atom ¿ÉÒÔ´ÓQ·åȺÀïÈ¡µÃ£¨Èç¹ûÊý¾Ý×ã¹»ºÃµÄ»°£©£¬Ö®ºórefine freely£¬¶ø²»ÊÇÓÃhaddÖ¸Áî¼ÓÇâ¡£
2. ÎÒÃÇÕâÀïÊÇÓÃcu radiationÀ´determine absolute configuration¡£
2Â¥2013-01-27 23:53:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

244073931

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ͩҶÏÂÆ®Óê: ½ð±Ò+20, ¡ï¡ï¡ïºÜÓаïÖú, ·Ç³£¸Ðл O(¡É_¡É)O~ 2013-01-28 21:28:53
1. N- H ÓÃQ·åÖ¸¶¨£¬Èç¹ûÖÜΧûÓÐQ·å£¬¾Í¼Ó´óinsÎļþÖÐÃüÁîplan µÄÊýÁ¿£¬ Èçplan  50 ÕÒµ½ºÏÊʵÄQ·å£¬²¢ÏÞ¶¨NH¼ü³¤£¨0.86  0.01 N H£©£¬Ö®ºóÔÙrefine  ÖÁÊÕÁ²¡£
2.ÓÉÓÚÄãÊÇÅäºÏÎï²»ÖªÊǺνðÊô£¬´óÓÚSiµÄMo°ÐÒ²¿É¶¨¹¹ÐÍ£¬ÔÚʵÑ鲿·Ö˵Ã÷¼´¿É¡£
3Â¥2013-01-28 17:43:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ͩҶÏÂÆ®Óê µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸085600ÖпÆÔºÄþ²¨Ëù276·ÖÇóµ÷¼Á +9 ²ÄÁÏѧ257Çóµ÷¼Á 2026-03-28 10/500 2026-03-31 12:29 by ÌÆãå¶ù
[ÂÛÎÄͶ¸å] chinese chemical lettersÓ¢ÎİæÍ¶¸åÇóÖú 130+3 Yishengeryi 2026-03-30 3/150 2026-03-31 10:10 by ±±¾©À³ÒðÈóÉ«
[¿¼ÑÐ] 085600£¬×¨Òµ¿Î»¯¹¤Ô­Àí£¬320·ÖÇóµ÷¼Á +6 ´ó²öС×Ó 2026-03-29 6/300 2026-03-31 10:03 by ÂÈ»¯ÑÇÏõõ£
[¿¼ÑÐ] ¼ª´óÉúÎïѧ326·ÖÇóµ÷¼Á +3 sunnyupup 2026-03-31 3/150 2026-03-31 09:28 by longlotian
[¿¼ÑÐ] 085601 329·Öµ÷¼Á +4 yzsa12 2026-03-31 4/200 2026-03-31 08:11 by jp9609
[¿¼ÑÐ] 085701»·¾³¹¤³ÌÇóµ÷¼Á +11 ¶à¾ÃÉϿΠ2026-03-27 12/600 2026-03-30 21:21 by Ñо¿É®µ¼µ¼
[¿¼ÑÐ] 11408×Ü·Ö309£¬Ò»Ö¾Ô¸¶«ÄÏ´óѧÇóµ÷¼Á£¬²»Ìôרҵ +5 Ì츳´øµ½THU 2026-03-29 6/300 2026-03-30 20:49 by dick_runner
[¿¼ÑÐ] 342Çóµ÷¼Á +4 ¼ÓÓÍaÀîzs 2026-03-26 4/200 2026-03-30 16:39 by ¾§ÌåÖ®ÃÀ
[¿¼ÑÐ] 0703 »¯Ñ§ Çóµ÷¼Á£¬Ò»Ö¾Ô¸É½¶«´óѧ 342 ·Ö +7 Shern¡ª- 2026-03-28 7/350 2026-03-30 16:31 by nothingͶ¸åÖÐ
[¿¼ÑÐ] Çóµ÷¼Á +7 Çà´º²ÃΪÈý½Ø 2026-03-29 7/350 2026-03-30 13:14 by laoshidan
[¿¼ÑÐ] 318Ò»Ö¾Ô¸¼ªÁÖ´óѧÉúÎïÓëÒ½Ò© Çóµ÷¼Á +5 óÆÐÐÖÂÔ¶. 2026-03-28 5/250 2026-03-30 06:56 by ilovexiaobin
[¿¼ÑÐ] 332Çó92µ÷¼Á +8 ½¶½¶123 2026-03-28 8/400 2026-03-29 10:46 by ÖÜè÷µ¤
[¿¼ÑÐ] ±¾¿ÆÐÂÄÜÔ´¿ÆÑ§Ó빤³Ì£¬Ò»Ö¾Ô¸»ªÀíÄܶ¯285Çóµ÷¼Á +3 AZMK 2026-03-27 5/250 2026-03-28 16:19 by xxxsssccc
[¿¼ÑÐ] Çóµ÷¼Á +6 «lty 2026-03-25 7/350 2026-03-28 13:13 by ÌÆãå¶ù
[¿¼ÑÐ] 308Çóµ÷¼Á +7 īīĮ 2026-03-27 7/350 2026-03-28 07:43 by ÈÈÇéɳĮ
[¿¼ÑÐ] 086000µ÷¼Á +3 7901117076 2026-03-26 3/150 2026-03-27 21:34 by Jianing_Mi
[¿¼ÑÐ] 265Çóµ÷¼Á11408 +3 ÁõС¹lu 2026-03-27 3/150 2026-03-27 20:53 by nihaoar
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á +5 .m.. 2026-03-25 5/250 2026-03-27 11:08 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] Ò»Ö¾Ô¸ ÄϾ©Óʵç´óѧ 288·Ö ²ÄÁÏ¿¼ÑÐ Çóµ÷¼Á +3 jl0720 2026-03-26 3/150 2026-03-26 13:39 by zzll406
[¿¼ÑÐ] ¸÷λÀÏʦÄúºÃ£º±¾È˳õÊÔ372·Ö +5 jjÓ¿77 2026-03-25 6/300 2026-03-25 14:15 by mapenggao
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û