Synthesis method of N-methyl-2-phenylindole

The invention belongs to the field of organic synthesis, and particularly relates to a synthesis method of N-methyl-2-phenylindole. # imgabs0 is prepared by mixing a methyl benzoate compound as shown in a formula 1 and an N-methyl o-toluidine compound as shown in a formula 2 with an organic solvent...

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Hauptverfasser: XIONG DAN, MA RUYUAN, MAO JIANYOU
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention belongs to the field of organic synthesis, and particularly relates to a synthesis method of N-methyl-2-phenylindole. # imgabs0 is prepared by mixing a methyl benzoate compound as shown in a formula 1 and an N-methyl o-toluidine compound as shown in a formula 2 with an organic solvent (methyl tert-butyl ether) in the presence of a strong base (lithium bis (trimethylsilyl) amide) and a cesium salt additive (cesium fluoride), and reacting to synthesize N-methyl-2-phenylindole as shown in a formula 3. The adopted raw materials are simple and easy to obtain, the method for synthesizing the N-methyl-2-phenylindole through the one-pot method is constructed, and the method has the advantages of being simple in synthesis method, economical, environmentally friendly, wide in application range and the like. 本发明属于有机合成领域,特别涉及一种N-甲基-2-苯基吲哚的合成方法。#imgabs0#采用式1所示苯甲酸甲酯类化合物和式2所示N-甲基邻甲苯胺类化合物在强碱(二(三甲基硅基)氨基锂)和铯盐添加剂(氟化铯)的存在下,与有机溶剂(甲基叔丁基醚)混合,反应合成式3所示N-甲基-2-苯基吲哚。本发明所采用的原料简单易得,构建了一锅法合成N-甲基-2-苯基吲哚的方法,具有合成方法简单、经济环保和适用范围广泛