摘要
合成了5种1-苯基-3-羟基-5-氧代-4-芳基偶氮吡唑衍生物,通过元素分析、IR、1HNMR和质谱分析确定了其结构。
The new chelating reagents-l-phenyl-3-hydroxy-5-oxo- 4-arylazopyrazole derivatives were prepared from 1-phenyl-3-hy- droxy-5-pyrazolone and characterized by elemental analysis, mass spectrometry, infrared and ^1HNMR spectrometry.
出处
《化学试剂》
CAS
CSCD
北大核心
2008年第4期299-300,共2页
Chemical Reagents