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overflow:hidden;"><p><p> <span style="font-size:16px;">对胺<b>åŸø™‹¯ä¹™é…®</b>的制å¤?生äñ”之步    </span><br /> <span style="font-size:16px;">1、对胺基苯乙酮的制备。早先,我们是依照Klingel氏所æŠ?告的要领åQŒç”±2份的苯胺ã€?份醋酔R…å?份氯化锌å…Þq…®æ²?â€?ž®æ—¶åQŒæ°´è§£åŽæ’¤æ¶ˆå‰©ä½™è‹¯èƒºè€Œå¾—。虽然该报告写明得量可达所用苯胺重量的50â€?0%åQˆç›¸å½“于34â€?1%理论å€û|¼‰åQ›ä½†æ˜¯ï¼Œå®žé™…不易高出10%åQŒå°šä¸”æ؜合着大量的树脂状物,净化很贫苦。又如日本菅泽氏½{‰åˆ¶å¤‡å¯¹èƒºåŸºè‹¯ä¹™é…®ä¹‹æ³•ï¼Œä»…简略叙˜q°æ˜¯ç”¨ä¹™é…°è‹¯èƒºã€ä¹™é…°æ°¯ä¸Žæ°¯åŒ–铝åQŒä¾ç…§Fridel-craft应声òq¶ç»æ°´è§£è€ŒæˆåQŒåƈ未报告细致的步骤ã€?/span> </p> <p> <span style="font-size:16px;">按氯化铝与乙酰氯的售仯‚¿œè¾ƒæ°¯åŒ–锌及醋酔R…ä¸?/span><br /> <span style="font-size:16px;">高。以下是¾læˆ‘们改˜q›çš„制法åQ?nbsp;    ž®?5克新熔过的氯化锌ä¸?00克冰醋酸共æ؜、加热ä‹ÉæºÓž¼ˆæ²ÒŽ§½æ¸©åº¦135-140℃)。稍冷后åQŒåŠ ˜q?0克醋酔R…ã€‚别的,ž®?3克乙酰苯胺溶解在50克冰醋酸中(必须用水槽温热之åQ‰ï¼Œç„¶åŽä¸€‹Æ¡å€‘Ö…¥ä¸Šè¿°æ°¯åŒ–锌、醋酔R…½{‰çš„匀¿U°æ¶²ä¹‹ä¸­ã€‚回‹¹?ž®æ—¶åŠï¼ˆæ²ÒŽ§½æ¸©åº¦135-140℃)。减压蒸除醋酸及˜q‡å‰©çš„醋酔R…ã€‚加˜q?00毫升的浓盐酸òq¶ç…®æ²?ž®æ—¶åQŒæ°´è§£å³­‘‹äºŽå®Œå…¨ã€‚待冷却臛_®¤æ¸©å·¦å»I¼Œå†ç”¨å†°æʎ冷凝剂在容器外冷åß_¼ŒéšåŽåŠ è¿›½Eå¾®˜q‡é‡çš?0%氢氧化钠溶液åQˆçº¦250克)åŽÖM¸­å’Œç›é…¸ã€‚待充实冷凝后,减压˜q‡æ×o此血色晶体,用少量的冰水‹z—æá”。旋以水蒸气蒔R¦æ³•æ’¤æ¶ˆå°‘许未作用的苯胺。残留物¾læ²¸æ°´æå–æ•°‹Æ¡ï¼Œòq¶åŠ ˜q›æ´»æ€§ç‚­æ’¤æ¶ˆæ ‘脂状物åQŒæ×o液冷却后析出晶体。母液经‹¹“羃后,ž®šå¯å¾—到一ž®éƒ¨é—¨æ™¶ä½“。粗产品的得量äؓ23.7-27.0克(32-37%理论å€û|¼‰ã€‚粗晶体¾læ°´ä¸­å†¾l“晶两次åQŒåƈ用活性炭撤消不纯物,卛_¯å¾—到白色针状晶体åQŒç†”ç‚?07℃,得量18-19克(25-26%理论å€û|¼‰ã€?nbsp; ‹Æ²ä‹É对胺åŸø™‹¯ä¹™é…®çš„疏散手¾l­ç®€åŒ–,可用苯来代替水äؓ溶剂åQŒè‡ª¾_—äñ”品中提取对胺åŸø™‹¯ä¹™é…®åQŒå¯ä½¿æ™¶ä½“和杂质非常有效的离开ã€?2ã€?a href="/dxjbyd/" target="_blank">对硝åŸø™‹¯ä¹™é…®</a>的制备。将16.5克对胺基苯乙酮与54毫升氟硼酸的水溶æ¶ÔŒ¼ˆ¾U¦å«46%HBF4åQ‰æ®½æ‚,冷却è‡?0℃后åQŒç¼“¾~“æ»´˜q›äºš¼‹é…¸é’ æ°´æº¶æ¶²åQˆç”±9.4克工业亚¼‹é…¸é’ æ°´æº¶æ¶²åQ‰ï¼ŒéšåŠ éšæ…。加完后呆板搅拌半小时。减压过滤此重æÛ¼‹¼é…¸ç›ï¼Œä»¥ä¹™é†šæ´—涤。äñ”品äؓ白色或微血色的å›ÞZ½“åQŒå°†å…¶æ‚¬‹¹®äºŽ96毫升水中。别的配制亚¼‹é…¸é’ æ°´æº¶æ¶²åQˆç”±100克NaNO2ä¸?00毫升水配成)åQŒåŠ ˜q›å¥‡æ€ªæ²‰æ·€çš„é“œ¾_‰ï¼ˆç”?6克CuSO4.5H2O制成åQ‰ä½œè§¦åª’。而后ž®†ä¸Š˜q°é‡æ°®ç›çš„悬‹¹Šæ¶²¾~“缓加进åQŒåŒæ—¶ç”¨ç”µåŠ¨æ…拌器(好接有Witt氏型的搅拌器åQ‰æ€¥å‰§åœ°æ…拌。本应声在室温下卛_¯åŒ€¿UîC‹D行,故无需加热或冷却的配置。待放æÛ的作用制止后åQŒå‡åŽ‹è¿‡æ»¤äñ”物与铜粉的殽杂物åQŒç”¨æ°´æ´—涤至滤液澄清为止åQŒå†ç”?%的氢氧化钠的水溶液洗涤两‹Æ¡ï¼Œæœ«äº†ç”¨æ°´‹z—æá”。æ×o板上的固体,用每‹Æ?0毫升的沸热乙醇提取共需3ã€?‹Æ¡ã€‚加­‘³é‡çš„水与此乙醇提取液中åQŒä¹™é†‡çš„‹¹“度变成45%左右åQŒå†åŠ è¿›‹zÀL€§ç‚­åQŒå›ž‹¹æ®½æ‚物1ž®æ—¶ä»¥ä¸ŠåQŒè¶çƒ­å‡åŽ‹è¿‡æ»¤ï¼Œæ»¤æ¶²å†·å´åŽå³æžå‡ºé»„色晶体åQŒå¾—é‡?1-12克(55-60%理论å€û|¼‰åQŒèžç‚?6-78℃ã€?/span> </p> <p>   </p></p> <p><div>上一æ?<a href="62.html">¼‹åŸºè‹¯ä¹™é…?对硝åŸø™‹¯ä¹™é…®-物性数æ?性质与稳定æ€?合成æ–ÒŽ³•</a></div> <div>下一æ?<a href="59.html">间硝åŸø™‹¯ä¹™é…®,é‚ȝ¡åŸø™‹¯ä¹™é…®åˆæˆå·¥è‰º</a></div> </p></div> </div> <div class="tag">相关标签åQ?a href='/key.aspx?k=%b6%d4%cf%f5%bb%f9%b1%bd%d2%d2%cd%aa'>对硝åŸø™‹¯ä¹™é…®</a>,</div> <div class="title2"><h2>相关信息</h2></div> <div class="comment_list"> <ul> <li><a href="/news/108.html">对硝åŸø™‹¯ä¹™é…®åŸºæœ¬ä¿¡æ¯</a></li> <li><a href="/news/62.html">¼‹åŸºè‹¯ä¹™é…?对硝åŸø™‹¯ä¹™é…®-物性数æ?性质与稳定æ€?合成æ–ÒŽ³•</a></li> <li><a href="/news/61.html">对硝åŸø™‹¯ä¹™é…®,对胺åŸø™‹¯ä¹™é…®çš„制å¤?生äñ”之步 </a></li> <li><a href="/news/58.html">对硝åŸø™‹¯ä¹™é…®çš„工艺-安勤</a></li> </ul> </div> <div class="title2"><h2>相关产品</h2></div> <div class="prob_list"> <div class="cn2"><h2><a href="/supply/9.html" target=""><img alt="对硝åŸø™‹¯ä¹™é…®åŽ‚家" src="http://cmsimgshow.zhuchao.cc/15471/20140714103056.jpg?path=www.claudeon.com/uploads/cp/20140714103056.jpg" width="118" height="118" border="0" onload="imgZoomer(this,118,118)" /></a></h2><span><a href="/supply/9.html" target="">对硝åŸø™‹¯ä¹™é…®åŽ‚家</a></span></div> <div class="cn2"><h2><a href="/supply/2.html" target=""><img alt="对硝åŸø™‹¯ä¹™é…®" src="http://cmsimgshow.zhuchao.cc/15471/20140417084702.jpg?path=www.claudeon.com/uploads/cp/20140417084702.jpg" width="118" height="118" border="0" onload="imgZoomer(this,118,118)" /></a></h2><span><a href="/supply/2.html" target="">对硝åŸø™‹¯ä¹™é…®</a></span></div> </div> </div> </div> <div id="right"> <div class="title1"><h2>新闻¾cÕdˆ«</h2></div> <div class="con_b"> <div class="con_t"> <div class="submenu"> <dl> </dl> </div> </div> </div> <div class="title1"><h2>产品目录</h2></div> <div class="con_b"> <div class="con_t"> <div class="submenu"> <dl> <dt><a href="/csn/">醋酸é’?/a></dt> <dt><a href="/jxjbyd/">间硝åŸø™‹¯ä¹™é…®</a></dt> <dt><a href="/lxjbyd/">é‚ȝ¡åŸø™‹¯ä¹™é…®</a></dt> <dt><a href="/dxjbyd/">对硝åŸø™‹¯ä¹™é…®</a></dt> <dt><a href="/dxjyb/">对硝åŸÞZ¹™è‹?/a></dt> <dt><a href="/jxjyb/">间硝åŸÞZ¹™è‹?/a></dt> <dt><a href="/lxjyb/">é‚ȝ¡åŸÞZ¹™è‹?/a></dt> </dl> </div> </div> </div> <div class="title1"><h2>联系我们</h2></div> <div class="con_b"> <div class="con_t"> <div class="contact"> <p> <p>联系人:徐杰æ­?/p> <p>手机åQ?3338933050</p> <p>电话åQ?515-87423968</p> <p>传真åQ?515-87423968</p> <p>邮箱åQ?a href="mailto:xjw200368@163.com" rel="nofollow">xjw200368@163.com</a></p> <p>¾|‘址åQšwww.claudeon.com</p> <p>地址åQšæ±Ÿè‹ç›åŸŽé˜œå®æ¾³‹z‹å·¥ä¸šå›­é¼Žè“è·?0å?/p> </p></div> </div> </div> </div> <h6 class="clear"></h6> </div> <div id="footer"> <div class="footnav"> <a href="/" rel="nofollow">首页</a> | <a href="/about/" rel="nofollow" >企业介绍</a> | <a href="/news/" rel="nofollow" >二丙åŸÞZ¸‰èƒºæ–°é—»èµ„è®?/a> | <a href="/supply/" rel="nofollow" >间硝åŸÞZ¹™è‹¯äñ”品介¾l?/a> | <a href="/contact/" rel="nofollow" >厂家联系方式</a> | <a href="/3g/" rel="nofollow"target="_blank">手机¾|‘ç«™</a> <div class="cnzz"><script type="text/javascript">var cnzz_protocol = (("https:" == document.location.protocol) ? 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