| ²é¿´: 341 | »Ø¸´: 5 | |||
| µ±Ç°Ö÷ÌâÒѾ´æµµ¡£ | |||
hongyanxuľ³æ (ÖøÃûдÊÖ)
|
[½»Á÷]
Çë½Ì£ºpotassium naphthaleneÊÇ¡¡£¿
|
||
|
Çë½Ì£ºpotassium naphthaleneÊÇ¡¡£¿ ÔÎÄÖÐÊÇÕâÑùµÄ£ºpotassium naphthalene in tetrahydrofuran (THF)¡¡ ºÃÏñ»¹ºÜÈÝÒ×Ïûʧ£¨maybe»Ó·¢ÁË£¿£© [ Last edited by Сºì¶¹ on 2007-6-9 at 13:05 ] |
» ²ÂÄãϲ»¶
ÉúÎïҽѧ²ÄÁÏÇ°ÑØ¿ÆÆÕ£ºµÍÃܶȡ¢¸ß¿×϶Âʵġ°¶à¿×΢Çò¡±ºËÐļ¼ÊõÓëÓ¦ÓÃÈ«¾°
ÒѾÓÐ1È˻ظ´
ºþÄϹ¤Òµ´óѧÖܹóÒú×éÕÐÉúÎïҽѧ¹¤³Ì£¨Ñ§Ë¶07¡¢08¶¼ÐУ©¡¢ÉúÎïÓëÒ½Ò©£¨×¨Ë¶08£©Ë¶Ê¿Éú
ÒѾÓÐ0È˻ظ´
Óлú¸ß·Ö×Ó²ÄÁÏÂÛÎÄÈóÉ«/·ÒëÔõôÊÕ·Ñ?
ÒѾÓÐ163È˻ظ´
ºþÄϹ¤Òµ´óѧÖܹóÒú×éÕÐÉúÎïҽѧ¹¤³Ì£¨Ñ§Ë¶07¡¢08¶¼ÐУ©ºÍÉúÎïÓëÒ½Ò©£¨×¨Ë¶08£©Ë¶Ê¿Éú
ÒѾÓÐ0È˻ظ´
¿¼ÑÐÇóµ÷¼Á
ÒѾÓÐ0È˻ظ´
2026ÄêÖÐÄÏÃñ×å´óѧ»¯Ñ§Óë²ÄÁÏ¿ÆÑ§Ñ§Ôºµ÷¼Á¹«¸æ
ÒѾÓÐ40È˻ظ´
Î人·ÄÖ¯´óѧÕÐÉúÎï²ÄÁÏ¡¢»¯Ñ§¡¢¸ß·Ö×ÓÏà¹Ø×¨ÒµË¶Ê¿Éú
ÒѾÓÐ0È˻ظ´
Î人·ÄÖ¯´óѧÕÐÉúÎï²ÄÁÏ¡¢»¯Ñ§¡¢¸ß·Ö×ÓÏà¹Ø×¨ÒµË¶Ê¿Éú-ÁíÓÐÉÙÁ¿Ê¿±ø¼Æ»®¿É×Éѯ
ÒѾÓÐ0È˻ظ´
[Î人·ÄÖ¯´óѧ]²ÄÁÏѧԺ[½ªÎ°ÍŶÓÃû³Æ]¿ÎÌâ×é-2026Äê˶ʿÑо¿Éúµ÷¼ÁÐÅÏ¢
ÒѾÓÐ0È˻ظ´
Öйú¿ÆÑ§Ôº¡¤¹ý³Ì¹¤³ÌÑо¿Ëù¡¤ÕÐÆ¸º£ÄÚÍâ¸ß²ã´ÎÈ˲Å---¹ý³ÌËù¡°°ÙÈ˼ƻ®¡±
ÒѾÓÐ0È˻ظ´
Öйú¿ÆÑ§Ôº¡¤¹ý³Ì¹¤³ÌÑо¿Ëù¡¤ÕÐÆ¸º£ÄÚÍâ¸ß²ã´ÎÈ˲Å---¹ý³ÌËù¡°°ÙÈ˼ƻ®¡±
ÒѾÓÐ1È˻ظ´

¹ÛÐÇÈË
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 497.1
- Ìû×Ó: 425
- ÔÚÏß: 8.4Сʱ
- ³æºÅ: 297784
- ×¢²á: 2006-11-18
- ÐÔ±ð: GG
- רҵ: ÎÞ»úÄÉÃ×»¯Ñ§

2Â¥2007-01-24 12:18:25
hongyanxu
ľ³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 4633.6
- É¢½ð: 22
- ºì»¨: 1
- Ìû×Ó: 1401
- ÔÚÏß: 73.4Сʱ
- ³æºÅ: 277243
- ×¢²á: 2006-09-07
- ÐÔ±ð: MM
- רҵ: µç»¯Ñ§·ÖÎö

3Â¥2007-01-24 14:38:08
¹ÛÐÇÈË
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 497.1
- Ìû×Ó: 425
- ÔÚÏß: 8.4Сʱ
- ³æºÅ: 297784
- ×¢²á: 2006-11-18
- ÐÔ±ð: GG
- רҵ: ÎÞ»úÄÉÃ×»¯Ñ§
¡ï
chemcccc(½ð±Ò+1):thx
chemcccc(½ð±Ò+1):thx
|
Potassium naphthalene was prepared by adding 3.76 g (96 mmol) of potassium into 300 ml of ice-cold THF in which 11.54 g (90 mmol) of naphthalene was added. After 24 h, unreacted potassium in the solution was removed. http://www.rsc.org/delivery/_Art ... 500266d&Iss=3-4 http://atlas.cc.itu.edu.tr/~yusuf/papers/276.pdf |

4Â¥2007-01-24 15:25:34
hongyanxu
ľ³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 4633.6
- É¢½ð: 22
- ºì»¨: 1
- Ìû×Ó: 1401
- ÔÚÏß: 73.4Сʱ
- ³æºÅ: 277243
- ×¢²á: 2006-09-07
- ÐÔ±ð: MM
- רҵ: µç»¯Ñ§·ÖÎö

5Â¥2007-01-26 09:40:40
6Â¥2007-05-30 22:54:18














»Ø¸´´ËÂ¥
20