三苯基氧膦
分子式：C18H15OP
分子量：278.28
结构与性质
Ph3PO与类似的POCl3都为四面体结构，氧原子呈碱性。其骨架的刚性及氧原子的碱性，都致使三苯基氧化膦可以诱发结晶其他方法难以结晶的化合物，对于含酸性氢的物质，比如酚尤其有效，能溶于醇和苯，微溶于热水，有刺激性。
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三苯基氧膦 | 分子式：C18H15OP 分子量：278.28 结构与性质 Ph3PO与类似的POCl3都为四面体结构，氧原子呈碱性。其骨架的刚性及氧原子的碱性，都致使三苯基氧化膦可以诱发结晶其他方法难以结晶的化合物，对于含酸性氢的物质，比如酚尤其有效，能溶于醇和苯，微溶于热水，有刺激性。 |
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水杨酸 | 分子式：C7H6O₃ 分子量：138 CAS号：69-72-7 外观[3] ：白色粉末，允许略带黄色和粉红色 苯酚含量：≤0.20% 水分：≤0.40%(质量分数) 水杨酸的质量分数：≥99.0% 灰分：≤0.30% 干品初熔点：≥156.0℃ |
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