Znn3bq.jpeg
²é¿´: 652  |  »Ø¸´: 5
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

minigem

гæ (³õÈëÎÄ̳)

[ÇóÖú] ·­ÒëÒ»¸ö¾ä×Ó ÒÑÓÐ2È˲ÎÓë

NaOMe in MeOH (3 M, 60 mL) was then prepared by adding Na (4.2 g) to MeOH (60 mL) under an inert atmosphere with efficient cooling.¾«È··­Ò룬лл
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÕäϧºÃʱ½Ú
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

minigem

гæ (³õÈëÎÄ̳)

Ëͺ컨һ¶ä
ÒýÓûØÌû:
2Â¥: Originally posted by elimdar at 2015-04-14 22:22:42
ÔÚ³ä·ÖµÍεÄÌõ¼þÏ£¬Ïò60ml¼×´¼¼ÓÈë4.2g½ðÊôÄÆ£¬·´Ó¦Éú³É60ml£¬3mol/LµÄº¬Óм״¼ÔÓÖʵļ״¼ÄÉ¡£ Ö»¹©²Î¿¼£¬²»ÖªÕ⻯ѧ·´Ó¦Äܲ»ÄÜÁ¼ºÃ½øÐС£Ò»°ãNaOHÈÜÒººÍCH3OH£¬ÔÚµÍÎÂÌõ¼þϽøÐз´Ó¦µÃµ½½ðÊôÄÆ

лл
ÕäϧºÃʱ½Ú
6Â¥2015-04-15 13:52:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 6 ¸ö»Ø´ð

elimdar

гæ (³õÈëÎÄ̳)

ÔÚ³ä·ÖµÍεÄÌõ¼þÏ£¬Ïò60ml¼×´¼¼ÓÈë4.2g½ðÊôÄÆ£¬·´Ó¦Éú³É60ml£¬3mol/LµÄº¬Óм״¼ÔÓÖʵļ״¼ÄÉ¡£ Ö»¹©²Î¿¼£¬²»ÖªÕ⻯ѧ·´Ó¦Äܲ»ÄÜÁ¼ºÃ½øÐС£Ò»°ãNaOHÈÜÒººÍCH3OH£¬ÔÚµÍÎÂÌõ¼þϽøÐз´Ó¦µÃµ½½ðÊôÄÆ

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

2Â¥2015-04-14 22:22:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

˫˫ÂóÏã

Òø³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
minigem: ½ð±Ò+3 2015-04-15 13:36:27
minigem: ½ð±Ò+4 2015-04-15 13:48:39
Ïò60ml¼×´¼ÈÜÒºÖмÓÈë4.2g½ðÊôÄÆ£¬²¢¶Ô·´Ó¦ÈÜÒº³ä·ÖÀäÈ´£¬¼´¿ÉµÃ3M/LµÄ¼×´¼ÄÆ¡ª¡ª¼×´¼ÈÜÒº¡£

[ ·¢×ÔСľ³æ¿Í»§¶Ë ]
Happy,isthemostimpotantthing!
3Â¥2015-04-15 05:48:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

keailinger

ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
minigem: ½ð±Ò+3 2015-04-15 13:36:41
minigem: ½ð±Ò+5 2015-04-15 13:47:40
ÔÚ¶èÐÔÆøÌå±£»¤Ï£¬Ïò³ä·ÖÀäÈ´µÄ60MLµÄ¼×´¼ÖУ¨»ºÂý£©¼ÓÈë4.2GµÄÄÆ£¨Á££©£¬½«ÖƵÃ60ML¡¢3mol/L¼×´¼ÄÉ£¨¼×´¼ÈÜÒº£©¡£
²»×¹ÇàÔÆÖ®Ö¾
4Â¥2015-04-15 07:16:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 342µç×ÓÐÅϢר˶Çóµ÷¼Á +7 ÄãÈÃÎÒÔõôÀóÖ¦ 2026-04-10 8/400 2026-04-10 15:17 by hemengdong
[¿¼ÑÐ] Çóµ÷¼Á ²ÄÁÏÓ빤³Ì 324·Ö ר˶ +19 ôæôæÒ»ÊéÉú 2026-04-10 21/1050 2026-04-10 11:41 by wp06
[¿¼ÑÐ] 0858Çóµ÷¼Á 5+5 Gky09300550£¬ 2026-04-10 7/350 2026-04-10 11:37 by may_ÐÂÓî
[¿¼ÑÐ] »·¾³×¨Ë¶µ÷¼Á +16 »á˵»°µÄÖâ×Ó 2026-04-06 16/800 2026-04-10 10:30 by asy1wn
[¿¼ÑÐ] Çൺ¿Æ¼¼´óѧ²ÄÁÏѧԺ£¬»·¾³Ñ§Ôºµ÷¼Á²¹Â¼4ÔÂ10ÈÕÒÔǰ¶¼¿ÉÒÔ +3 1Çà¿Æ´ó¡£ 2026-04-09 5/250 2026-04-10 09:58 by ôæôæÒ»ÊéÉú
[¿¼ÑÐ] Ò»Ö¾Ô¸211µç×ÓÐÅÏ¢347Çóµ÷¼Á +3 554916 2026-04-03 4/200 2026-04-09 22:24 by 554916
[¿¼ÑÐ] 086000ÉúÎïÓëÒ½Ò©µ÷¼Á +7 awwwwwooooo 2026-04-09 7/350 2026-04-09 13:31 by ±±¼«159263
[¿¼ÑÐ] Çóµ÷¼Á +7 chenxrlkx 2026-04-05 9/450 2026-04-09 09:04 by wj165256
[¿¼²©] ²ÄÁÏ·½Ïò¿¼²©£¬ÇóÍÆ¼ö +3 ÑÔÓïaaa 2026-04-05 4/200 2026-04-08 22:22 by nxgogo
[¿¼ÑÐ] ÍÁľˮÀûר˶276·ÖÇóµ÷¼Á +6 ÎÒÏëÉÏѧ£¡£¡6 2026-04-05 9/450 2026-04-08 17:45 by ËÎС±¦HQ
[¿¼ÑÐ] 298Çóµ÷¼Á +4 manman511 2026-04-05 4/200 2026-04-08 16:50 by tjzhao
[¿¼ÑÐ] 081700ѧ˶£¬323·Ö£¬Ò»Ö¾Ô¸Öйúº£Ñó´óѧÇóµ÷¼ÁѧУ +19 ÅûÐÇºÓ 2026-04-04 19/950 2026-04-07 15:00 by Éϰ¶¿ì¿ì
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũҵ´óѧ0710£¨A£©³õÊÔ329·Ö Çóµ÷¼Á +5 Ò»Ãû26¿¼ÑÐÉú 2026-04-04 5/250 2026-04-07 08:54 by 18828373951
[¿¼ÑÐ] 315Çóµ÷¼Á +5 £¦123456789 2026-04-05 5/250 2026-04-05 19:55 by nepu_uu
[¿¼ÑÐ] Ò»Ö¾Ô¸Çà¿Æ085500£¬³õÊÔ295·Ö£¬¹«¹²¿Î213·Ö +3 Óöµ½µÄÈËÔ¸Íû¶¼Ä 2026-04-05 3/150 2026-04-05 18:45 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉϺ£º£Ñó´óѧ083200ʳƷѧ˶£¬Çóµ÷¼Á£¬½ÓÊÜÆäËûרҵ083200 +4 whatÕÅ 2026-04-04 5/250 2026-04-05 14:07 by chw1980_0
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +9 ¸ï΢¹ð 2026-04-04 9/450 2026-04-05 08:27 by 544594351
[¿¼ÑÐ] 085602µ÷¼Á ³õÊÔ×Ü·Ö335 +12 19123253302 2026-04-04 12/600 2026-04-05 08:08 by 544594351
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +6 ·¶¸ùÅà 2026-04-04 6/300 2026-04-04 14:27 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] Çóµ÷¼Á +4 ѹÁ¦??´ó 2026-04-03 4/200 2026-04-03 21:36 by à£à£à£0119
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û