当前位置: 首页 > 文章 > 微波辐射β分子筛负载SO_4~(2-)/Fe_2O_3固体超强酸催化制备2-(2-1H-苯并咪唑基)-苯酚 河北科技师范学院学报 2014 (2) 60-63+80
Position: Home > Articles > Synthesis of 2-( 1H-benzo[d]imidazol-2-yl) Phenol under Microwave Radiation with SO_4~(2-)/Fe_2O_3 Solid super Acid Based on β Molecular Sieve Journal of Hebei Normal University of Science & Technology 2014 (2) 60-63+80

微波辐射β分子筛负载SO_4~(2-)/Fe_2O_3固体超强酸催化制备2-(2-1H-苯并咪唑基)-苯酚

作  者:
沈喜海;由鑫钰;王亚楠;秦兆文
单  位:
河北科技师范学院
关键词:
微波辐射;邻苯二胺;水杨酸;β分子筛;SO2-4/Fe2O3固体超强酸;2-(2-1H-苯并咪唑基)-苯酚
摘  要:
以邻苯二胺和水杨酸为原料,β分子筛负载SO2-4/Fe2O3固体超强酸催化剂,微波辐射促进合成了2-(2-1H-苯并咪唑基)-苯酚。实验结果表明:n(水杨酸)∶n(邻苯二胺)=1.0∶1.1(水杨酸6.90 g,邻苯二胺5.70 g),固体超强酸相对用量0.10 g,微波辐射功率500 W,微波辐射时间5 min。产率达87.8%,与常规加热方法相比,具有反应速度快、转化率高等优点。
译  名:
Synthesis of 2-( 1H-benzo[d]imidazol-2-yl) Phenol under Microwave Radiation with SO_4~(2-)/Fe_2O_3 Solid super Acid Based on β Molecular Sieve
作  者:
SHEN Xi-hai;YOU Xin-yu;WANG Ya-nan;QIN Zhao-wen;Hebei Normal University of Science & Technology;
关键词:
microwave radiation;;o-phenylene diamine;;salicylic acid;;β-molecular sieve;;SO2-4/Fe2O3 solid super acid;;2-(2-1H-benzimidazole)-phenol
摘  要:
Taking o-phenylene diamine and salicylic acid as raw materials,and β-molecular sieve loading SO2-4/Fe2O3 solid super acid as catalyzer,2-( 2-1H-benzimidazole)-phenol was synthesized under microwave radiation.The result showed that n( salicylic acid) ∶ n( o-phenylene diamine) = 1.0∶ 1.1( salicylic acid 6.90g o-phenylene diamine 5.70 g),supported solid super acid amount was 0.10 g,microwave radiation power was 500 W,microwave irradiation time was 5 min.2-( 2-1H-benzimidazole)-phenol yield rate was 87.8%.Compared with conventional heating method,microwave irradiation reacts faster and yields higher.

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