±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1909  |  »Ø¸´: 7
¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷Õßlanyemm½«ÔùËÍÄú 5 ¸ö½ð±Ò
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

lanyemm

гæ (СÓÐÃûÆø)

[ÇóÖú] 13C NMR 49ppm ´¦ÆßÖØ·åÊÇʲô ÒÑÓÐ1È˲ÎÓë

13C NMR 49ppm ´¦ÆßÖØ·å¿ÉÄÜÊÇʲô£¬Ïà¶ÔÇ¿¶ÈÂùÇ¿µÄ£¬µ«¶Ô²»ÉÏ£¨ÈÜÒºÖ÷ҪΪDMF£¬¼×´¼£¬äå±½£©
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

¶þÖÁÍè

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
6Â¥: Originally posted by lanyemm at 2021-04-01 21:11:14
ÄúºÃ£¬ÊÇÕâÑùµÄ£¬ÎÒµÄÑùÆ·Ò»¸öÊÇë®´ú¼×´¼ºÍDMFµÄ»ìºÏÈÜÒº£¬Ò»¸öÊÇë®´ú¼×´¼ºÍÒÒëæµÄ»ìºÏÈÜÒº£¬µ«ºóÕßµÄ13C NMR·å²»Ì«Ò»Ñù£¬Ã»ÓгöÏÖÆßÖØ·å£¬ÕâÊÇÎªÊ²Ã´ÄØ

ë®´ú¼×´¼-DMF.jpg

ë®´ú¼×´¼-ÒÒëæ.jpg
...

Äã×îºÃÅĸöȫͼ¿´¿´¡£
8Â¥2021-04-02 08:42:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 8 ¸ö»Ø´ð

chihaijun

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¿ÉÄÜÊǼ״¼-d4µÄC·å49.15ppm£¨7£©£¬¿ÉÒÔ¶ÔÕÕÇâÆ×4.87ppm£¨1£©£¬3.31ppm£¨5£©È·ÈÏÒ»ÏÂ
2Â¥2021-03-31 14:33:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dqlf0794

½û³æ (СÓÐÃûÆø)

±¾ÌûÄÚÈݱ»ÆÁ±Î

3Â¥2021-03-31 17:10:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

°¢½Üonlive

½û³æ (ÕýʽдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

4Â¥2021-03-31 17:15:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²»Ó¦Öú È·¶¨»ØÌûÓ¦Öú (×¢Ò⣺ӦÖú²Å¿ÉÄܱ»½±Àø£¬µ«²»ÔÊÐí¹àË®£¬±ØÐëÌîд15¸ö×Ö·ûÒÔÉÏ)
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 305Çóµ÷¼Á +5 ÍÛ¬¿¨¿â 2026-03-26 5/250 2026-03-27 14:01 by laoshidan
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤¿¼Ñе÷¼Á +16 ‹üÈA 2026-03-22 16/800 2026-03-27 11:23 by ÍõЦÓîÒ»¶¨ÊÇÑо
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á +8 @taotao 2026-03-21 8/400 2026-03-27 11:21 by wangjy2002
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸ ÄϾ©º½¿Õº½Ìì´óѧ´óѧ £¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ìѧ˶ +4 @taotao 2026-03-26 5/250 2026-03-27 08:10 by hypershenger
[¿¼ÑÐ] 324Çóµ÷¼Á +8 hanamiko 2026-03-26 10/500 2026-03-27 08:06 by hypershenger
[¿¼ÑÐ] 329Çóµ÷¼Á +7 Å¥¶÷Ñ© 2026-03-25 7/350 2026-03-27 04:28 by wxiongid
[¿¼ÑÐ] 351Çóµ÷¼Á +4 Âó¿Ë°¢ÀÚ 2026-03-24 4/200 2026-03-27 00:32 by wxiongid
[¿¼ÑÐ] Ò»Ö¾Ô¸Ö£ÖÝ´óѧ£¬080500ѧ˶£¬×Ü·Ö317·ÖÇóµ÷¼Á +4 ¾Ù¸öÀõ×Óoi 2026-03-24 5/250 2026-03-26 23:15 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 081700 µ÷¼Á 267·Ö +11 ÃÔÈ˵Ĺþ¹þ 2026-03-23 11/550 2026-03-26 15:41 by zzll406
[¿¼ÑÐ] »¯Ñ§µ÷¼ÁÒ»Ö¾Ô¸ÉϺ£½»Í¨´óѧ336·Ö-±¾¿ÆÉϺ£211 +4 СÓã°®Óлú 2026-03-25 4/200 2026-03-26 10:19 by aa331100
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤304ÇóBÇøµ÷¼Á +3 Çñgl 2026-03-25 3/150 2026-03-25 19:03 by Ainin_
[¿¼ÑÐ] 0854µç×ÓÐÅÏ¢Çóµ÷¼Á 324 +4 Promise-jyl 2026-03-23 4/200 2026-03-25 11:36 by Sugarlight
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ªÁÖ´óѧ²ÄÁÏÓ뻯¹¤303·ÖÇóµ÷¼Á +4 Ϊѧ666 2026-03-24 4/200 2026-03-25 11:27 by BruceLiu320
[¿¼ÑÐ] µ÷¼Á +4 13853210211 2026-03-24 4/200 2026-03-24 19:44 by ms629
[¿¼ÑÐ] 292Çóµ÷¼Á +4 ¶ì¶ì¶ì¶î¶î¶î¶î¶ 2026-03-24 4/200 2026-03-24 16:41 by peike
[¿¼²©] 26É격×Ô¼ö +3 whh869393 2026-03-24 3/150 2026-03-24 09:55 by 21018060
[¿¼ÑÐ] 335Çóµ÷¼Á +4 yuyuÓî 2026-03-23 5/250 2026-03-23 23:49 by Txy@872106
[¿¼ÑÐ] 284Çóµ÷¼Á +3 yanzhixue111 2026-03-23 6/300 2026-03-23 22:58 by pswait
[¿¼ÑÐ] 336»¯¹¤µ÷¼Á +4 Íõ´ó̹1 2026-03-23 5/250 2026-03-23 18:32 by allen-yin
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 ºôºô£¿~+123456 2026-03-21 3/150 2026-03-21 20:04 by Î޼ʵIJÝÔ­
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û