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结构式




物竞编号
013p


分子式
c7h4cl2o2


分子量
191.01


标签

                        cl2c6h3co2h





编号系统
物性数据
毒理学数据
生态学数据
分子结..." />
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		                        <article class="post">
                <h1 class="post-title">2,3-二氯甲酸</h1>
                <p class="postmeta">
                    日期：2024-04-24 &nbsp;&nbsp;&nbsp;&nbsp; 分类：<a href="https://www.xindianchem.com/category/news" rel="category tag">新闻中心</a>                 </p>
                <div class="entry">
					<p>    						<img decoding="async" src="http://staticv5.basechem.org/img/tupu/old/7660ef63087443768ac2295b4f98f93d.gif" alt="2,3-二氯甲酸结构式"></p>
<p>结构式</p>
<table class="summary-table table table-striped table-bordered">
<col width="90" />
<tbody>
<tr>
<th scope="row">物竞编号</th>
<td>013p</td>
</tr>
<tr>
<th scope="row">分子式</th>
<td>c7h4cl2o2</td>
</tr>
<tr>
<th scope="row">分子量</th>
<td>191.01</td>
</tr>
<tr>
<th scope="row">标签</th>
<td>
<p>                        cl2c6h3co2h</p>
</td>
</tr>
</tbody>
</table>
<ul class="nav nav-tabs">
<li class="active"><a href="#bh">编号系统</a></li>
<li><a href="#wx">物性数据</a></li>
<li><a href="#dl">毒理学数据</a></li>
<li><a href="#st">生态学数据</a></li>
<li><a href="#fz">分子结构数据</a></li>
<li><a href="#js">计算化学数据</a></li>
<li class="dropn pull-right">
                    <a href="" class="dropn-toggle" data-toggle="dropn">更多 <span class="caret"></span></a></p>
<ul class="dropn-menu" role="menu">
<li><a href="#xz">性质与稳定性</a></li>
<li><a href="#zc">贮存方法</a></li>
<li><a href="#hc">合成方法</a></li>
<li><a href="#yt">用途</a></li>
</ul>
</li>
</ul>
<h2 id="bh">编号系统</h2>
<p><b>cas号：</b>50-45-3</p>
<p><b>mdl号：</b>mfcd00002413</p>
<p><b>einecs号：</b>200-039-5</p>
<p><b>rtecs号：</b>dg6475000</p>
<p><b>brn号：</b>1946217</p>
<p><b>pubchem号：</b>24853491</p>
<h2 id="wx">物性数据</h2>
<p><p>1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 性状：白色结晶</p>
<p>2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 密度（g/ml,25/4℃）：未确定</p>
<p>3.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 相对蒸汽密度（g/ml,空气=1）：未确定</p>
<p>4.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 熔点（ºc）：168.3&nbsp;°c(lit.)</p>
<p>5.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 沸点（ºc,常压）：未确定</p>
<p>6.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 沸点（ºc, 5.2 kpa）：未确定</p>
<p>7.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 折射率：未确定</p>
<p>8.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 闪点（ºc）：未确定</p>
<p>9.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 比旋光度（º）：未确定</p>
<p>10.&nbsp;&nbsp;&nbsp; 自燃点或引燃温度（ºc）：未确定</p>
<p>11.&nbsp;&nbsp;&nbsp; 蒸气压（kpa,25 ºc）：未确定</p>
<p>12.&nbsp;&nbsp;&nbsp; 饱和蒸气压（kpa,60 ºc）：未确定</p>
<p>13.&nbsp;&nbsp;&nbsp; 燃烧热（kj/mol）：未确定</p>
<p>14.&nbsp;&nbsp;&nbsp; 临界温度（ºc）：未确定</p>
<p>15.&nbsp;&nbsp;&nbsp; 临界压力（kpa）：未确定</p>
<p>16.&nbsp;&nbsp;&nbsp; 油水（辛醇/水）分配系数的对数值：未确定</p>
<p>17.&nbsp;&nbsp;&nbsp; 爆炸上限（%,v/v）：未确定</p>
<p>18.&nbsp;&nbsp;&nbsp; 爆炸下限（%,v/v）：未确定</p>
<p>19.&nbsp;&nbsp;&nbsp; 溶解性：略溶于水</p>
<p>&nbsp;</p>
</p>
<h2 id="dl">毒理学数据</h2>
<p>
    		1、急性毒性：小鼠皮下ld50：900mg/kg
    	</p>
<h2 id="st">生态学数据</h2>
<p>
    		暂无
    	</p>
<h2 id="fz">分子结构数据</h2>
<p><p>1、&nbsp; 摩尔折射率：42.97</p>
<p>2、&nbsp; 摩尔体积（cm<sup>3</sup>/mol）：125.8</p>
<p>3、&nbsp; 等张比容（90.2k）：341.1</p>
<p>4、&nbsp; 表面张力（dyne/cm）：53.9</p>
<p>5、&nbsp; 极化率（10-24cm3）：17.03</p>
<p>&nbsp;</p>
</p>
<h2 id="js">计算化学数据</h2>
<p><p>1、&nbsp;&nbsp; 疏水参数计算参考值（xlogp）：2.7</p>
<p>2、&nbsp;&nbsp; 氢键供体数量：1</p>
<p>3、&nbsp;&nbsp; 氢键受体数量：2</p>
<p>4、&nbsp;&nbsp; 可旋转化学键数量：1</p>
<p>5、&nbsp;&nbsp; 互变异构体数量：</p>
<p>6、&nbsp;&nbsp; 拓扑分子极性表面积（tpsa）：37.3</p>
<p>7、&nbsp;&nbsp; 重原子数量：11</p>
<p>8、&nbsp;&nbsp; 表面电荷：0</p>
<p>9、&nbsp;&nbsp; 复杂度：161</p>
<p>10、同位素原子数量：0</p>
<p>11、确定原子立构中心数量：0</p>
<p>12、不确定原子立构中心数量：0</p>
<p>13、确定化学键立构中心数量：0</p>
<p>14、不确定化学键立构中心数量：0</p>
<p>15、共价键单元数量：1</p>
</p>
<h2 id="xz">性质与稳定性</h2>
<p>
    		暂无
    	</p>
<h2 id="zc">贮存方法</h2>
<p><p>本品密封避光干燥保存。</p>
</p>
<h2 id="hc">合成方法</h2>
<p><p>用2,3-二氯胺经重氮化、迈尔瓦音反应制得2,3-二氯甲醛,再经高锰酸钾氧化制得2,3-二氯甲酸,总收率45%</p>
</p>
<h2 id="yt">用途</h2>
<p><p>2,3-二氯甲酸是合成特效抗癫痫药拉莫三嗪及其它治疗中枢神经紊乱药物的重要中间体</p>
</p>
<p>    	扩展阅读https://www.newtopchem.com/archives/45111</br>扩展阅读https://www.cyclohexylamine.net/dabco-xd-102-dabco-amine-catalyst/</br>扩展阅读https://www.newtopchem.com/archives/1004</br>扩展阅读https://www.bdmaee.net/u-cat-sa838a-catalyst-cas12674-17-3-sanyo-japan/</br>扩展阅读https://www.bdmaee.net/nt-cat-a-239-catalyst-cas3033-62-3-newtopchem/</br>扩展阅读https://www.bdmaee.net/potassium-neodecanoate/</br>扩展阅读https://www.bdmaee.net/nn-bis3-dimethylaminopropyl-nn-dimethylpropane-13-diamine/</br>扩展阅读https://www.cyclohexylamine.net/catalyst-dabco-mb20-metal-catalyst-dabco-mb20/</br>扩展阅读https://www.cyclohexylamine.net/delayed-equilibrium-catalyst-dabco-catalyst/</br>扩展阅读https://www.bdmaee.net/wp-content/uploads/2016/05/tegoamin-bde-100-msds.pdf</br></p>
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