±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 262  |  »Ø¸´: 1

xuer0118

Í­³æ (СÓÐÃûÆø)

[ÇóÖú] ¾§Ìåѧ±¨e±à¼­ÒªÇóÐ޸ĵÄÎÊÌâ

¾§Ìå·½Ãæ²ËÄñµÚÒ»´ÎͶ¾§Ìåѧ±¨e£¬±à¼­»Ø¸´ÒªÇóÐ޸ĵÄÎÊÌ⣬Çë¸ßÊÖÃǰïæ¿´¿´£º
Please say how you assigned the chiral hand you show in your structure. In your CIF you have the flag unknown but it is not said in the text.
Since it is a natural product you might be able to assign it on the grounds of known chirality. Is this possible in this case? If not you must state that the assignment of the chiral form is arbitrary

Refinement
incorrect word, please correct this typing mistake
columnthe
µÚÒ»¶ÎÊÇ·ñÒªÎÒÔÚcommentÀï˵Ã÷Ôõôȷ¶¨»¯ºÏÎïµÄÊÖÐÔÂð£¿RefinementÊÇ˵Êý¾Ý»¹ÐèÒª¾«ÐÞÂð£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

wormma

ľ³æ (ÕýʽдÊÖ)

One for All, All for One

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
lijunjie84(½ð±Ò+1): »¶Ó­»ØÌû½»Á÷£¡ 2012-03-09 23:06:18
xuer0118: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú 2012-03-20 22:44:31
˵Ã÷»¯ÎïµÄÊÖÐÔÊÇÈçºÎÈ·¶¨µÄ¡£ÒòΪÔÚCIFÖУ¬Äã°ÑÓйØÊÖÐÔÈ·¶¨µÄÒ»Ìõ˵Ã÷±ê¼ÇΪ¡°unkown"£¬¼´Ã»ÓÐͨ¹ýʵÑé°ì·¨È·¶¨ÊÖÐÔ¡££¬ÔÚÎÄ×ÖÀïÒ²ÎÞÏà¹ØËµÃ÷¡£
ÒòΪÊÇÌìÈ»²úÎÊÇ¿ÉÄܸù¾ÝÒ»ÖÂÖ»ÊÇÀ´ÅжÏÊÖÐԵġ£±¾ÀýÊôÓÚÕâÖÖÇé¿öô£¿·ñÔò£¬±ØÐ뽫ÊÖÐÔµÄÈ·¶¨·½Ê½Ö¸¶¨Îª¡±arbitrary(ÈÎÒâ)¡°¡£
OneforAll,AllforOne
2Â¥2012-03-09 13:24:53
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ xuer0118 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Èí¹¤Ñ§Ë¶299Çóµ÷¼Á +6 useryy 2026-04-07 6/300 2026-04-07 09:50 by vgtyfty
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉϺ£º£Ñó´óѧ083200ʳƷѧ˶£¬Çóµ÷¼Á£¬½ÓÊÜÆäËûרҵ +9 whatÕÅ 2026-04-01 11/550 2026-04-07 09:45 by momoð©
[¿¼ÑÐ] 302·ÖÇóµ÷¼Á Ò»Ö¾Ô¸°²»Õ´óѧ085601 +12 zyxÉϰ¶£¡ 2026-04-04 12/600 2026-04-07 02:09 by BruceLiu320
[¿¼ÑÐ] ²ÄÁÏ¿ÆÑ§Ó빤³Ì320Çóµ÷¼Á£¬080500 +7 »Æ¹ÏζÊíÆ¬ 2026-04-06 7/350 2026-04-06 22:38 by qlm5820
[¿¼ÑÐ] Çóµ÷¼Á +11 ÐܶþÏëÉϰ¶ 2026-04-04 11/550 2026-04-05 22:21 by ×íÎÌwl
[¿¼ÑÐ] 080200ѧ˶£¬277·Ö£¬ÊýÒ»104£¬Çó´ø×ߣ¡ +7 Æ¿×ÓPZ 2026-03-31 7/350 2026-04-05 17:49 by liucky
[¿¼ÑÐ] 358Çóµ÷¼Á +7 Çïgk 2026-04-04 7/350 2026-04-05 13:29 by huangmoli
[¿¼ÑÐ] 295Çóµ÷¼Á +4 AÄãºÃÑо¿Éú 2026-04-04 5/250 2026-04-04 22:46 by yu221
[¿¼ÑÐ] ²ÄÁϹ¤³Ì085601Êý¶þÓ¢Ò»335Çóµ÷¼Á +6 Ë«ÂíβƦÀϰå2 2026-03-31 6/300 2026-04-04 22:29 by hemengdong
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +12 Ò»ÑùYWY 2026-04-02 13/650 2026-04-04 20:49 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ÔõôɾÌû×Ó°¡ +3 ·ìêØ1000 2026-04-04 3/150 2026-04-04 14:20 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] µ÷¼Á0855-288 +5 xÐܶþa 2026-04-03 5/250 2026-04-04 00:19 by Öí»á·É
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 15615482637 2026-04-03 3/150 2026-04-03 22:50 by ms629
[¿¼ÑÐ] »¯¹¤Çóµ÷¼Á +11 ÀóÏã֥ʿҬÄÌ 2026-04-03 11/550 2026-04-03 22:06 by à£à£à£0119
[¿¼ÑÐ] 330Çóµ÷¼Á +3 °×ÉñÎØºôºô 2026-04-02 3/150 2026-04-03 10:15 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 285Çóµ÷¼Á +14 AZMK 2026-04-02 14/700 2026-04-02 15:54 by ÉϾÅÌìÀ¿Ô£¨ºÃÔ
[¿¼ÑÐ] 08¹¤¿ÆÇóµ÷¼Á290·Ö +5 1314Åõ»¨ 2026-04-02 8/400 2026-04-02 13:16 by ÇÇßÕßÕßÕ
[¿¼ÑÐ] ¡¾Çóµ÷¼Á¡¿ÐÂÄÜÔ´²ÄÁϱ¾¿Æ£¬Ò»Ö¾Ô¸211£¬³õÊÔ321 +6 Çóµ÷¼ÁѧУ£¬ 2026-04-02 6/300 2026-04-02 09:41 by Çç¿Õ210210
[¿¼ÑÐ] Ò»Ö¾Ô¸346ÉϺ£´óѧÉúÎïѧ +3 ÉϺ£´óѧ346µ÷¼Á 2026-04-01 3/150 2026-04-02 08:36 by w³æ³æ123
[¿¼ÑÐ] 085601Ó¢¶þÊý¶þÇóµ÷¼Á ×Ü·Ö325 +4 Óຽº½ 2026-03-31 4/200 2026-03-31 17:38 by ÌÆãå¶ù
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û