학술논문

Dibromination of 5-pyrazolones and 5-hydroxypyrazoles via dibromoisocyanuric acid.

Document Type

Article

Author

Cheng, Kaung-Min; Wu, Jin Bin; Lin, Hui-Chang; Huang, Jiann-Jyh; Huang, Yu-Ying; Lin, Shao-Kai; Lin, Tsung-Ping; Wong, Fung Fuh

Source

Journal of Heterocyclic Chemistry. Sep2010, Vol. 47 Issue 5, p1153-1156. 4p. 4 Diagrams, 1 Chart.

Subject

*BROMINATION
*PYRAZOLONES
*HETEROCYCLIC chemistry
*HETEROCYCLIC compounds
*CHEMICAL reactions

Language

ISSN

0022-152X

Abstract

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%). J. Heterocyclic Chem., (2010). [ABSTRACT FROM AUTHOR]

Online Access

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