Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 1057  |  »Ø¸´: 3
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ħ·åС×Ó

Òø³æ (³õÈëÎÄ̳)

[ÇóÖú] D-ÆÏÌÑÌÇÈ©ËáÔÚGC·ÖÎöÖбê×¼Ìǵı£Áôʱ¼ä ÒÑÓÐ1È˲ÎÓë

¸÷λ´óÉñ£¬ÎÒ¼±ÇÐÇóÖúÄãÃÇÒ»¸öÎÊÌ⣬ÍûÄܸø½ÏºÃµÄ´ð¸´£º
ÏÖÎÒÒª±ÏÒµ£¬ÐèÒªÒ»¸öÊý¾Ý£¬¾ÍÊÇÔÚGCÖвⶨ²¢¼ø¶¨µ¥ÌÇÖÖÀ࣬¾ßÌå·½·¨ÈçÏ£º
ΪÁËÄܹ»ÔÚGC·ÖÎöʱÿһ¸öµ¥ÌÇÓÐÇÒÖ»ÓÐÒ»¸ö±£Áôʱ¼ä£¬½«»¯ºÏÎïËáË®½âÖ®ºóµÃµ½µÄµ¥ÌÇÓÃL-°ë¹â°±Ëá¼×õ¥ÑÎËáÑÎÏÈ·´Ó¦£¬Ö®ºóÖÆ±¸³ÉÈý¼×»ù¹èÃÑÑÜÉúÎÕâÑù¾Í¿ÉÒÔ´ó·ù¶ÈÌá¸ßÈ·¶¨µ¥ÌÇÀàÐ͵Ä׼ȷÐÔ¡£È¡»¯ºÏÎï 2 mg ÈܽâÓÚ2 mL 2N µÄÈý·ú´×ËáÈÜÒº£¬ÔÚ 110¡ãC Ìõ¼þÏÂÓÚ·â±ÕÈÝÆ÷ÖмÓÈÈ·´Ó¦8Сʱ¡£·´Ó¦Íê³ÉÒÔºó½«15mLË®¼ÓÈë·´Ó¦Òºµ±ÖУ¬ÓõÈÌå»ýCH3COOCH2CH3Á¬ÐøÝÍÈ¡3´Î£¬ÆúµôÒÒËáÒÒõ¥²ã£¬»ØÊÕË®²ã²¢¼ÓÈëÊÊÁ¿µÄCH3OH£¬¼õѹÕô¸É£¬Èç´Ë²Ù×÷·´¸´½øÐÐ3 ´Î¡£½«µÃµ½µÄ²ÐÔü¼ÓÈëÈÜÓÐ2 mg/L-°ëë×°±Ëá¼×õ¥ÑÎËáÑεÄ1 mLßÁà¤ÈÜÒºÖУ¬¿ØÖÆ·´Ó¦Î¶ÈÔÚ60¡ãC£¬²¢ÔÚ¸ÃÌõ¼þϳÖÐø·´Ó¦1Сʱ£¬µªÆø±£»¤Õô¸É£¬²ÐÁôÎïÈÜÓÚ0.2 mL µÄ N-(Èý¼×»ù¹è»ù)ßäßòºÍ2 mLßÁऻìºÏÈÜÒº£¬Ö®ºó¼ÌÐøÔÚ60¡ãCÌõ¼þÏ·´Ó¦£¬³ÖÐø1Сʱ¡£×îºóÔÚµªÆø±£»¤ÏÂÕô¸ÉÉÏÊö·´Ó¦ÈÜÒº£¬Óû·¼ºÍéºÍË®·ÖÉ¢²ÐÁôÎ»·¼ºÍé²ãÎïÖʾÍÊÇ·ÖÎöËùÐèµÄÈý¼×»ù¹èÃÑ»¯ÑÜÉúÎï¡£
ÎÒÏëÓÐË­ÖªµÀÔڸ÷½·¨ÏÂD-ÆÏÌÑÌÇÈ©Ëá ÔÚGC·ÖÎöÖбê×¼Ìǵı£Áôʱ¼ä£¡£¡
ÓÐÖªÇéÕßÇë¸øÓè¿É¿¿´ð°¸£¬Ð»Ð»£¡£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

hydros

½ð³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÒýÓûØÌû:
3Â¥: Originally posted by ħ·åС×Ó at 2015-04-25 15:52:17
ÄÇÄãµÄ(tR (d-glucose) 54.88 min ÊÇÆÏÌÑÌÇ»¹ÊÇÆÏÌÑÌÇÈ©Ë᣿...

¶¼²»ÊÇ£¬ÊÇÆÏÌÑÌǺÍÊÖÐÔÊÔ¼Á·´Ó¦ºóµÄ²úÎï¡£¾ßÌå½á¹¹²»ÖªµÀ£¬ÎÒÒ²ÊÇÖ»Êǰ´ÕÕÎÄÏ׵ķ½·¨×öµÄ¡£
4Â¥2015-04-25 17:06:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

hydros

½ð³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ħ·åС×Ó: ½ð±Ò+5, ¡ïÓаïÖú 2015-04-25 16:26:25
ºÎ±ØÄØ£¿
ÔÚ²»Í¬µÄÉ«Æ×Ìõ¼þ¡¢Öù×ÓÖб£Áôʱ¼äÊDz»Ò»ÑùµÄ£¬ÎÒ¿´¹ýµÄÎÄÏ×40-60·ÖÖÓÖ®¼ä¶¼Óе쬲¨¶¯±È½Ï´ó¡£¼ÈÈ»¶¼ÊÇÔì¼Ù£¬ÄãËæÒâдһ¸ö°É¡£
ÎÒÔø¾­×ö¹ýµÄ½á¹ûÊÇ£º
By comparison with the retention times of authentic samples (tR (d-glucose) 54.88 min, and tR (l-glucose) 55.08 min), the configuration of the sugar moieties were determined to be d.
ÁíÍ⣬ÄãµÄÉ«Æ×Ìõ¼þÒ²µÃ±à°É£¬¸É´àÕÒÆªÎÄÏ׳­
2Â¥2015-04-25 15:16:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ħ·åС×Ó

Òø³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by hydros at 2015-04-25 15:16:55
ºÎ±ØÄØ£¿
ÔÚ²»Í¬µÄÉ«Æ×Ìõ¼þ¡¢Öù×ÓÖб£Áôʱ¼äÊDz»Ò»ÑùµÄ£¬ÎÒ¿´¹ýµÄÎÄÏ×40-60·ÖÖÓÖ®¼ä¶¼Óе쬲¨¶¯±È½Ï´ó¡£¼ÈÈ»¶¼ÊÇÔì¼Ù£¬ÄãËæÒâдһ¸ö°É¡£
ÎÒÔø¾­×ö¹ýµÄ½á¹ûÊÇ£º
By comparison with the retention times of auth ...

ÄÇÄãµÄ(tR (d-glucose) 54.88 min ÊÇÆÏÌÑÌÇ»¹ÊÇÆÏÌÑÌÇÈ©Ë᣿
3Â¥2015-04-25 15:52:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£©½ÓÊÜ¿çרҵ +11 ÏàÐűػá¹ââÍòÕ 2026-04-13 11/550 2026-04-14 16:35 by zhouxiaoyu
[¿¼ÑÐ] 085801µçÆø×¨Ë¶272Çóµ÷¼Á +14 µçÆøÀî 2026-04-13 15/750 2026-04-14 14:58 by ÄæË®³Ë·ç
[¿¼ÑÐ] Çóµ÷¼Á +16 Ñ©·ê¶¬ 2026-04-10 16/800 2026-04-14 14:27 by ÄæË®³Ë·ç
[¿¼ÑÐ] 302Çóµ÷¼Á +10 Ò×£¡? 2026-04-13 10/500 2026-04-13 19:04 by lbsjt
[¿¼ÑÐ] Ò»Ö¾Ô¸211 0703»¯Ñ§ 346·ÖÇóµ÷¼Á +26 ÍÁ¶¹er? 2026-04-09 29/1450 2026-04-13 15:15 by ¶À×íÃι³Ç
[¿¼ÑÐ] һ־Ը³¶«´óѧ071000ÉúÎïѧѧ˶³õÊÔ·ÖÊý276Çóµ÷¼Á +8 Ľ¾øcc 2026-04-09 8/400 2026-04-13 14:08 by ÕÅzhihao
[˶²©¼ÒÔ°] ÐÂÒ»´úµç×ÓÐÅÏ¢294Çóµ÷¼Á ²»ÌôѧУ +7 Ytyt11 2026-04-09 8/400 2026-04-12 16:57 by ajpv·çÀ×
[¿¼ÑÐ] ҩѧר˶µ÷¼Á +8 ? һ·Éú?»¨? 2026-04-10 10/500 2026-04-11 21:21 by zhouxiaoyu
[¿¼ÑÐ] 086003µ÷¼ÁÇóÖú +21 ËÕß®Íò 2026-04-09 22/1100 2026-04-11 20:25 by dongdian1
[¿¼ÑÐ] µ÷¼ÁÇóÖú +6 ¹ûÈ»ÓÐÎÒ 2026-04-11 7/350 2026-04-11 16:22 by Ã÷Ô´ËʱÓÐ
[¿¼ÑÐ] Çóµ÷¼Á +6 archer.. 2026-04-09 8/400 2026-04-11 10:55 by zhq0425
[¿¼ÑÐ] 085410-273Çóµ÷¼Á +6 X1999 2026-04-10 6/300 2026-04-11 10:32 by Delta2012
[¿¼ÑÐ] ũҵ¹ÜÀí302·ÖÇóµ÷¼Á +3 xuening1 2026-04-10 3/150 2026-04-11 10:18 by zhq0425
[¿¼ÑÐ] 22408 327·ÖÇóµ÷¼Á +4 ÔÏ·çkon 2026-04-10 4/200 2026-04-11 09:51 by Öí»á·É
[¿¼ÑÐ] 284Çóµ÷¼Á +12 archer.. 2026-04-10 13/650 2026-04-11 08:44 by zhq0425
[¿¼ÑÐ] Çóµ÷¼Á ²ÄÁÏÓ빤³Ì 324·Ö ר˶ +19 ôæôæÒ»ÊéÉú 2026-04-10 21/1050 2026-04-10 11:41 by wp06
[¿¼ÑÐ] ²ÄÁÏר˶µ÷¼Á +16 ¹þ¹þ¹þºðºðºð¹þ 2026-04-07 17/850 2026-04-09 21:16 by wutongshun
[ÂÛÎÄͶ¸å] ÇóÖúÎÄÏ×Ô­ÎÄ 10+3 18500821399 2026-04-08 3/150 2026-04-09 16:56 by ±±¾©À³ÒðÈóÉ«
[¿¼ÑÐ] »úеר˶273ÇëÇóµ÷¼Á +6 ¸ýÉêÈÉÉê 2026-04-07 6/300 2026-04-08 22:41 by bljnqdcc
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +4 ö©??? 2026-04-08 4/200 2026-04-08 21:44 by ÍÁľ˶ʿÕÐÉú
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û