Amino phthalhydrazide was synthesized from phthalic anhydride by four steps of nitrationidehydration, hydrazinolysis and reduction reactions in this paper.
以
苯二
酸酐为原料,经硝化、脱水、
化、还原等步骤
3-氨基苯二
。
苯二
Amino phthalhydrazide was synthesized from phthalic anhydride by four steps of nitrationidehydration, hydrazinolysis and reduction reactions in this paper.
以苯二酸酐为原料,经硝化、脱水、化、还原等步骤3-氨基苯二。
声明：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。
