The azodicarbonamide(ADA)in flour was extracted with acetone.
面粉中偶氮甲酰胺(azodicarbonamide,ADA)用丙酮提取,提取液氮吹浓缩后用20 mmol/L乙酸铵的水溶液定容,并用正己烷脱脂。
A novel nonlinear optical azobenzene derivative chromophore was designed and prepared from p-Methoxyaniline,phenol,and propargyl bromide by diazotization-coupling reaction and etherification.
以对甲氧基苯胺、苯酚、溴丙炔等为原料, 通过重氮化-偶合反应、醚化反应等合成了一种非线性光学偶氮分子；用红外光谱、核磁共振、紫外可见光谱对其结构进行了表征,测定了分子的跃迁偶极矩为 5。
Synthesis and Structural Characterization of New 3-Substituted-6-arylazocoumarins;
新型3-取代-6-芳偶氮香豆素化合物的合成及结构表征
