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ChemInform Abstract: 4,4-Dibromo-3-methylpyrazol-5-one: New Applications for Selective Monobromination of Phenols and Oxidation of Sulfides to Sulfoxides.

โœ Scribed by S. H. MASHRAQUI; C. D. MUDALIAR; H. HARIHARASUBRAHMANIAN


Book ID
101856493
Publisher
John Wiley and Sons
Year
2010
Weight
34 KB
Volume
28
Category
Article
ISSN
0931-7597

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4,4-Dibromo-3-methylpyrazol-5-one: New a
โœ Sabir H. Mashraqui; Chandrashekar D. Mudaliar; Harini Hariharasubrahmanian ๐Ÿ“‚ Article ๐Ÿ“… 1997 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 210 KB

Dibromopyrazolone 1, a stable, crystalline solid effects para selective monobromination of phenols and aniline substrates under mild conditions. Selective oxidation of sulfides to sulfoxides can also be accomplished by using 1 in high yields.