| ²é¿´: 193 | »Ø¸´: 6 | |||
| µ±Ç°Ö÷ÌâÒѾ´æµµ¡£ | |||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | |||
sinevilͳæ (³õÈëÎÄ̳)
|
[½»Á÷]
ÓлúºÏ³ÉÖÐÓöµ½ÎÊÌ⣡£¡£¡¼±Åνâ´ð£¡
|
||
|
"The solution was extracted with chloroform and washed with water.After evaporating the chloroform, the resulting yellowish oil was recrystallized from cold methanol using dry ice/methanol." ÇëÎÊÈç¹û°´ÕÕÕâ¾ä»°²Ù×÷µÄ»°Ó¦¸ÃÊÇʲôÁ÷³Ì£¨²»ÊÇÕâ¾ä»°µÄ·Ò룩£¬¾ßÌåÓ¦¸ÃÔõô²Ù×÷£¬ÓÈÆäÊÇ¡°the resulting yellowish oil was recrystallized from cold methanol using dry ice/methanol¡±Ó¦¸ÃÔõô²Ù×÷... Thanks!... |
» ²ÂÄãϲ»¶
284Çóµ÷¼Á
ÒѾÓÐ10È˻ظ´
һ־Ըɽ¶«´óѧҩѧѧ˶Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
07»¯Ñ§280·ÖÇóµ÷¼Á
ÒѾÓÐ4È˻ظ´
298-Ò»Ö¾Ô¸Öйúũҵ´óѧ-Çóµ÷¼Á
ÒѾÓÐ12È˻ظ´
Çó²ÄÁÏ£¬»·¾³×¨Òµµ÷¼Á
ÒѾÓÐ3È˻ظ´
335Çóµ÷¼Á
ÒѾÓÐ5È˻ظ´
Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
Ò»Ö¾Ô¸¼ª´ó»¯Ñ§322Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
»·¾³Ñ§Ë¶288Çóµ÷¼Á
ÒѾÓÐ8È˻ظ´
341Çóµ÷¼Á(Ò»Ö¾Ô¸ºþÄÏ´óѧ070300)
ÒѾÓÐ6È˻ظ´
wanghaiping
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 1070
- Ìû×Ó: 170
- ÔÚÏß: 1.9Сʱ
- ³æºÅ: 255790
- ×¢²á: 2006-05-28
- רҵ: »¯Ñ§»·¾³ÎÛȾÓ뽡¿µ
3Â¥2007-09-28 10:10:16
abcdelm
ľ³æ (ÖøÃûдÊÖ)
ÔÂÂäÖ®ºó£¬²»Ëµ°®Äã*abcdelm
- Ó¦Öú: 4 (Ó×¶ùÔ°)
- ¹ó±ö: 0.235
- ½ð±Ò: 2249.5
- É¢½ð: 6
- ºì»¨: 4
- Ìû×Ó: 2226
- ÔÚÏß: 142.7Сʱ
- ³æºÅ: 374398
- ×¢²á: 2007-05-17
- רҵ: ºÏ³ÉÒ©Îﻯѧ

2Â¥2007-09-28 09:32:03
leonumn
Ìú¸Ëľ³æ (ÖøÃûдÊÖ)
- ²©Ñ§EPI: 2
- Ó¦Öú: 2 (Ó×¶ùÔ°)
- ½ð±Ò: 23565.4
- É¢½ð: 81
- ºì»¨: 2
- Ìû×Ó: 1935
- ÔÚÏß: 204.3Сʱ
- ³æºÅ: 414915
- ×¢²á: 2007-06-28
- ÐÔ±ð: GG
- רҵ: ºÏ³ÉÒ©Îﻯѧ
¡ï ¡ï ¡ï
sinevil(½ð±Ò+3,VIP+0):·Ç³£¸Ðл£¬»¹ÓÐÆäËûÈË´ð¸´ÁË£¬Ö»ÄܸøÕâô¶àÁË...
sinevil(½ð±Ò+3,VIP+0):·Ç³£¸Ðл£¬»¹ÓÐÆäËûÈË´ð¸´ÁË£¬Ö»ÄܸøÕâô¶àÁË...
|
·´Ó¦ÈÜÒºÓÃÂÈ·ÂÌáÈ¡£¬Ë®Ï´. ÕôÈ¥ÂȷºóµÃµ½µÄ»ÆÉ«ÓÍ×´Îï, Óøɱù-¼×´¼ÖÐÖØ½á¾§¡£ ÏȼӼ״¼ÈܽâÓÍ×´Îï, ÔټӸɱù, ÈÜҺζȻήµ½-40¶È×óÓÒ, ²úÎïÓ¦½á¾§Îö³ö, ¹ýÂ˵õ½¾§Ìå²úÎï. ¹úÍâ¸É±ùʹÓ÷½±ã, ÈôÄãµÄʵÑéÊÒûÓÐ, ¾ÍÓü״¼ÈܽâÓÍ×´Îï, È»ºó·Åµ½±ùÑÎÔ¡, µÍαùÏä»òÒºµªÖÐÀäÈ´½á¾§. |
4Â¥2007-09-28 10:41:22
minget
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 1104.4
- Ìû×Ó: 191
- ÔÚÏß: 97Сʱ
- ³æºÅ: 242326
- ×¢²á: 2006-04-11
- רҵ: ºÏ³ÉÒ©Îﻯѧ
5Â¥2007-09-28 11:04:26













»Ø¸´´ËÂ¥