CAJ | 학술논문

以磷酸和多聚磷酸为催化剂,邻苯二胺和草酸为原料,在超声波辐射下合成双苯并咪唑,并利用正交法探索最佳反应条件。通过实验探索得最佳反应条件为：配料比（邻苯二胺与草酸物质的量比）1：3.0,反应时间6 h,反应温度40℃,多聚磷酸和磷酸（1：1）为催化剂,收率为15.67%。
이린산화다취린산위최화제,린분이알화초산위원료,재초성파복사하합성쌍분병미서,병이용정교법탐색최가반응조건。통과실험탐색득최가반응조건위：배료비（린분이알여초산물질적량비）1：3.0,반응시간6 h,반응온도40℃,다취린산화린산（1：1）위최화제,수솔위15.67%。
Bis-dibenzimidazole is synthesized under ultrasonic irradiation,phosphoric acid and polyphosphoric acid as catalyst,with o-phenylenediamine and oxalic acid as materials,the optimum reaction conditions are explored by orthogonal design.The optimum conditions are as follows：the mole ratio of o-phenylenediamine and oxalic is 1：3（mol：mol）.the reaction temperature is 40℃,the volume ratio of polyphosphoric acid and phosphoric acid is 1：1（mL：mL）.Under this condition,the yield is 15.67%.