Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 497  |  »Ø¸´: 5
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

CCk

½ð³æ (СÓÐÃûÆø)

[½»Á÷] ·­ÒëÒ»¸ö´Ê.Ð»Ð»ÄØ:)

ÓдóÏÀ ÏþµÃ:
treated with i-AmONO (7.03g,60mmol)
×îºóµÄi-AmONO ÊÇɶÒâ˼°¡.....
ÊDz»Êǰ±»ùËáµÄÒ»ÖÖ°¡
ÒÔ°±»ùËáµÄ±ê×¼
ËãµÄÊÇ CH3CH2CH2CH(NH2)COOH

ÓÐÖªÏþµÄ
°ïÃ¦ÄØ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

»¯¹¤Æ·ÏãÁÏ»¯×±Æ·Ô­Áϳö¿Ú
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

CCk

½ð³æ (СÓÐÃûÆø)

崃쵀
ллÀ­
żÔõô¸øÄã½ð±ÒÄØ
¹ÜÀíÔ±°ïæתһ¸ö¸øËý...лл...
»¯¹¤Æ·ÏãÁÏ»¯×±Æ·Ô­Áϳö¿Ú
5Â¥2007-08-28 17:00:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 6 ¸ö»Ø´ð

CCk

½ð³æ (СÓÐÃûÆø)

¡ï
darliu(½ð±Ò-1,VIP+0):¶ÔÏÖ³Ðŵ
In a typical experiment (1R)-(+)-camphor (7.61 g, 50 mmol) in dry THF (10 ml) was added dropwise to a magnetically stirred solution of t-BuOK (1.73 g, 60 mmol) in dry THF (15 ml) at -30¡ãC under nitrogen. The mixture was stirred at -30¡ãC for 10 rain., treated with i-AmONO (7.03 g, 60 mmol), and left at room temperature under stirring for 12hr. The solvent was distilled off, the residue diluted with water and extracted with Et20 to separate any neutral component. The aqueous part was acidified with cold HOAc and extracted with Et20 to afford the crude oxime as light yellow solid which on crystallisation (hexane - EtOH) afforded the desired oxime 9 (7.7 g, 85 %).

ÕâÊÇÈ«ÎÄ
ÄǸö°ïæ·­ÒëÏÂi-AmONOÕâ¸ö´Ê
Ôù½ð±Ò1¸ö...
»¯¹¤Æ·ÏãÁÏ»¯×±Æ·Ô­Áϳö¿Ú
2Â¥2007-08-28 15:18:13
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏ307·ÖÇó´óÀÐ×éÊÕÁô +6 Hllºú 2026-04-07 6/300 2026-04-07 23:06 by jp9609
[¿¼ÑÐ] 315Çóµ÷¼Á +3 TUZEIQAQ 2026-04-02 3/150 2026-04-07 17:32 by chenp123
[¿¼ÑÐ] 080500Çóµ÷¼Á +12 »ÆÓ 2026-04-06 12/600 2026-04-07 12:41 by upczlm1989
[¿¼ÑÐ] µ÷¼Á +4 mcbbc 2026-04-06 5/250 2026-04-07 12:33 by upczlm1989
[¿¼ÑÐ] 302·ÖÇóµ÷¼Á Ò»Ö¾Ô¸°²»Õ´óѧ085601 +12 zyxÉϰ¶£¡ 2026-04-04 12/600 2026-04-07 02:09 by BruceLiu320
[¿¼ÑÐ] ר˶304ÕÒµ÷¼Á£¬Ò»Ïß³ÇÊÐ×îºÃ +3 ÀîlslÀî 2026-04-05 3/150 2026-04-06 12:16 by ffffjjjj
[¿¼ÑÐ] »¯Ñ§µ÷¼ÁÇóÖú +8 LULONG1 2026-04-03 8/400 2026-04-06 10:26 by dongzh2009
[¿¼ÑÐ] 326Çóµ÷¼Á +3 ¹ËÈô¸¡Éú 2026-04-05 3/150 2026-04-05 18:32 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 306·Ö²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +7 Àè°ÉÀ²À²ÄãºÜÓÐà 2026-04-03 7/350 2026-04-05 17:18 by Hdyxbekcb
[¿¼ÑÐ] 288Çóµ÷¼Á£¬Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ071005 +6 ioodiiij 2026-04-04 6/300 2026-04-05 10:09 by guoweigw
[¿¼ÑÐ] ÄÐÉú£¬Ò»Ö¾Ô¸»¦9ÉúÎïѧ071000£¬³õÊÔ308Çóµ÷¼Á +3 Áõīī 2026-04-04 3/150 2026-04-05 08:26 by barlinike
[¿¼ÑÐ] 295Çóµ÷¼Á +4 AÄãºÃÑо¿Éú 2026-04-04 5/250 2026-04-04 22:46 by yu221
[¿¼ÑÐ] 282µç×ÓÐÅÏ¢0854ר˶µ÷¼Á +4 202451007219 2026-04-02 6/300 2026-04-04 21:55 by laoshidan
[¿¼ÑÐ] 368Çóµ÷¼Á +5 ½ñ»ªÏ° 2026-04-03 7/350 2026-04-04 18:47 by imissbao
[¿¼ÑÐ] 281Çóµ÷¼Á +10 aaawhy 2026-04-03 10/500 2026-04-03 21:42 by lbsjt
[¿¼ÑÐ] 285Çóµ÷¼Á +5 AZMK 2026-04-03 8/400 2026-04-03 18:17 by AZMK
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +6 ´Þwj 2026-04-02 6/300 2026-04-03 10:19 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ½»Í¨ÔËÊ俼ÊÔ264·ÖÇ󹤿Ƶ÷¼Á +4 jike777 2026-04-02 4/200 2026-04-02 21:53 by zllcz
[¿¼ÑÐ] 348Çóµ÷¼Á +6 ÎâÑå׿24k 2026-04-02 6/300 2026-04-02 14:07 by ¸øÄãÄã×¢ÒâÐÝÏ¢
[¿¼ÑÐ] »¯Ñ§¹¤³Ìר˶324·Ö£¬Ò»Ö¾Ô¸Öйú¿óÒµ´óѧÇóµ÷¼Á +7 ¹¢¹¢1314 2026-04-01 7/350 2026-04-02 07:40 by ÉÐË®¸óÖ÷
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û