Amino phthalhydrazide was synthesized from phthalic anhydride by four steps of nitrationidehydration, hydrazinolysis and reduction reactions in this paper.
以苯二甲酸酐为原料,经硝化、脱水、化、还原等步了3-氨基苯二甲。
Amino phthalhydrazide was synthesized from phthalic anhydride by four steps of nitrationidehydration, hydrazinolysis and reduction reactions in this paper.
以苯二甲酸酐为原料,经硝化、脱水、化、还原等步了3-氨基苯二甲。
明:以上例句、词性分类均由互联网资源自动生,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。