24СʱÈÈÃŰæ¿éÅÅÐаñ    

²é¿´: 270  |  »Ø¸´: 12
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

ÐÂÑÐÂ¥

½ð³æ (ÕýʽдÊÖ)

[½»Á÷] Çë½ÌÒ»¸ö»¯Ñ§·´Ó¦

HS(CH2)2COOH +2Na =NaS(CH2)2COONa +H2
NaS(CH2)2COONa + C8H17Br = C8H17S(CH2)2COONa +NaBr

Õâ¸ö·´Ó¦²Ù×÷ÄѶȴ󲻴ó£¿ÈÝÒ×ʵÏÖô£¿Çë¸ßÊÖÖ¸½Ì£¬Â鷳˵¾ßÌåÒ»µã°É£¬¶àлÁË

» ²ÂÄãϲ»¶

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

konghuihui99

½ð³æ (СÓÐÃûÆø)

²»ºÃ²Ù×÷£¬Òª¾ø¶ÔÎÞË®Ìõ¼þ£¬¹À¼Æ²úÎïÒ²²»ºÃ´¦Àí°É¡£Ñ§Ï°ÖС­¡­
2Â¥2007-09-24 12:04:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

chlpcao

Í­³æ (ÕýʽдÊÖ)

¹À¼Æ

NaÒª¹ýÁ¿£¬¼ÓÈëµÄʱºò·ÖÅú¼ÓÈë¡£²»Äܹý¿ì£¬·´Ó¦Öв»ÄÜÓÐÃ÷»ð¡£ÎÞË®ÊÇÐèÒªµÄ£¬µ«ÊDz»±ØºÜÑϸñ£¬ÑõÆøÃ»ÓÐÓ°Ï죬СÐĵã×öûÓÐÎÊÌâ
3Â¥2007-09-24 12:26:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÐÂÑÐÂ¥

½ð³æ (ÕýʽдÊÖ)

ÔÙÎÊÒ»¸ö£¬Öмä²úÎï NaS(CH2)2COONa ½ÐʲôÃû×ÖÄØ£¿ºÇºÇ
4Â¥2007-09-24 12:36:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liuwei0551

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

ÎÒ¾õµÃÓеãÄѶȣ¬Ôõô±£Ö¤-COONa ²»Óë C8H17Br ·´Ó¦ÄØ¡£
5Â¥2007-09-24 14:07:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jianmei97

¾èÖú¹ó±ö (ÖøÃûдÊÖ)

¡ï ¡ï ¡ï ¡ï ¡ï
ÐÂÑÐÂ¥(½ð±Ò+5,VIP+0):¶àл
ÄãÊDz»Êǹ¤Òµ´óѧ¸úÌÆÀÏʦµÄСʦµÜÄØ£¿Äã¿ÉÒÔ»»¸öºÏ³ÉµÄ·½·¨ÓÃÐÁÁò´¼£¨ÓÐÂôµÄŶ£©+±ûÏ©Ëá¼×õ¥£¨ÆÕͨ»¯¹¤Ô­ÁÏ£©·´Ó¦£¬È»ºóNaOH¼îË®½â£¬²úÂÊ90%ÒÔÉÏ£¬ÕâÑù¾Í¿ÉÒÔ²»ÒªÓõ½½ðÊôÄÆÁË£¬»¹±È½Ï°²È«¡£µ«ÔÚ×öµÄʱºòÒªÓõªÆø±£»¤£¬·ñÔòÑõÆø»áÑõ»¯Áò´¼³É¶þÁò»¯ÎïŶ
6Â¥2007-09-24 14:13:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÐÂÑÐÂ¥

½ð³æ (ÕýʽдÊÖ)

Zhang Jianmei??
Âé·³Äã°Ñ·´Ó¦·½³Ìʽдһϰɣ¿Ô½¾ßÌåÔ½ºÃ£¬ºÇºÇ
Õâ¸ö·´Ó¦ÎÒÊÇ´ÓÍâÎÄÎÄÏ×ÉÏ¿´À´µÄ
7Â¥2007-09-24 14:46:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

leonumn

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ÎÒ×ö¹ýÕâÀà·´Ó¦, ÓÃNaH or CH3ONa, ºÜ¼òµ¥µÄ.
8Â¥2007-09-24 14:52:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

leonumn

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ÎÞË®K2CO3Ò²ÐÐ
9Â¥2007-09-24 14:53:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÐÂÑÐÂ¥

½ð³æ (ÕýʽдÊÖ)

C8H17SH + CH2=CHCOOCH3 -------> C8H17S(CH2)2COOCH3 ------->
C8H17S(CH2)2COONa   
ÊÇÕâÑùµÄ°É£¿£¿£¿
10Â¥2007-09-24 15:21:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ÐÂÑÐÂ¥ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 306Çó0703µ÷¼ÁÒ»Ö¾Ô¸»ªÖÐʦ·¶ +7 Ö½Óãly 2026-03-21 8/400 2026-03-23 23:31 by chixmc
[¿¼ÑÐ] 284Çóµ÷¼Á +3 yanzhixue111 2026-03-23 6/300 2026-03-23 22:58 by pswait
[¿¼ÑÐ] 265Çóµ÷¼Á +10 ÁºÁºÐ£Ð£ 2026-03-17 10/500 2026-03-23 21:17 by Ò»ÇÐOK
[¿¼ÑÐ] 303Çóµ÷¼Á +4 ԪϦԪ 2026-03-20 4/200 2026-03-23 19:00 by macy2011
[¿¼ÑÐ] 08¹¤Ñ§µ÷¼Á +7 Óû§573181 2026-03-20 11/550 2026-03-23 15:47 by ÎÒ°®Ñ§Ï°Ñ§Ï°Ê¹Î
[¿¼ÑÐ] 276Çóµ÷¼Á¡£ÓаëÄêµç³ØºÍ°ëÄê¸ß·Ö×Óʵϰ¾­Àú +8 ²ÄÁÏѧ257Çóµ÷¼Á 2026-03-23 9/450 2026-03-23 13:01 by ztnimte
[¿¼ÑÐ] 276Çóµ÷¼Á +3 YNRYG 2026-03-21 4/200 2026-03-23 08:31 by ×íÔÚ·çÀï
[¿¼ÑÐ] 293Çóµ÷¼Á +3 ÌÎÌÎWjt 2026-03-22 5/250 2026-03-22 22:21 by jiangpengfei
[¿¼ÑÐ] 307Çóµ÷¼Á +11 ÀäóÏ123 2026-03-17 11/550 2026-03-22 20:16 by edmund7
[¿¼ÑÐ] Çóµ÷¼Á +5 Zhangbod 2026-03-21 7/350 2026-03-22 13:13 by Zhangbod
[¿¼ÑÐ] 0856²ÄÁÏר˶353Çóµ÷¼Á +4 NIFFFfff 2026-03-20 4/200 2026-03-22 09:49 by 2026paper
[¿¼ÑÐ] 297Çóµ÷¼Á +3 ϲ»¶»¹ÊDz»¸ÊÐÄ 2026-03-20 3/150 2026-03-21 18:33 by ѧԱ8dgXkO
[¿¼ÑÐ] Çóµ÷¼Á +3 13341 2026-03-20 3/150 2026-03-21 18:28 by ѧԱ8dgXkO
[¿¼ÑÐ] ¡¾¿¼Ñе÷¼Á¡¿»¯Ñ§×¨Òµ 281·Ö£¬Ò»Ö¾Ô¸ËÄ´¨´óѧ£¬³ÏÐÄÇóµ÷¼Á +11 ³Ô³Ô³Ô²ÅÓÐÒâÒå 2026-03-19 11/550 2026-03-21 18:23 by ѧԱ8dgXkO
[¿¼ÑÐ] ²ÄÁÏ 336 Çóµ÷¼Á +3 An@. 2026-03-18 4/200 2026-03-21 01:39 by JourneyLucky
[¿¼ÑÐ] 296Çóµ÷¼Á +6 www_q 2026-03-18 10/500 2026-03-20 23:56 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸:ÄϾ©º½¿Õº½Ìì´óѧ´óѧ £¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ìѧ˶£¬×Ü·Ö289·Ö +4 @taotao 2026-03-19 4/200 2026-03-20 22:14 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ªÁÖ´óѧ²ÄÁÏѧ˶321Çóµ÷¼Á +11 Ymlll 2026-03-18 15/750 2026-03-20 19:40 by ¶¡¶¡*
[¿¼ÑÐ] 288Çóµ÷¼Á£¬Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ071005 +5 ioodiiij 2026-03-17 5/250 2026-03-19 18:22 by zcl123
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶µ÷¼Á +5 204818@lcx 2026-03-17 6/300 2026-03-18 22:55 by 204818@lcx
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û