66076-87-7Relevant academic research and scientific papers
Dibromination of 5-pyrazolones and 5-hydroxypyrazoles via dibromoisocyanuric acid
Cheng, Kaung-Min,Wu, Jin Bin,Lin, Hui-Chang,Huang, Jiann-Jyh,Huang, Yu-Ying,Lin, Shao-Kai,Lin, Tsung-Ping,Wong, Fung Fuh
experimental part, p. 1153 - 1156 (2010/11/03)
(Chemical Equation Presented) A safe and efficient method was developed for the dibromination of pyrazolones and 5-hydroxypyrazoles by use of dibromoisocyanuric acid (DBI). The reaction gave the corresponding dibrominated pyrazolones in excellent yields (≥91%).
Efficient di-bromination of 5-pyrazolones and 5-hydroxypyrazoles by N-bromobenzamide
Huang, Yu-Ying,Lin, Hui-Chang,Cheng, Kaung-Min,Su, Wei-Nien,Sung, Kuan-Chin,Lin, Tsung-Ping,Huang, Jiann-Jyh,Lin, Shao-Kai,Wong, Fung Fuh
experimental part, p. 9592 - 9597 (2010/01/06)
An efficient and convenient method for the bromination of pyrazolones and 5-hydroxypyrazoles was developed by using N-bromobenzamide in THF at room temperature. This new method provided di-bromimated pyrazolones in excellent yields (≥90%). Crown Copyright
