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4,4-Dibromo-3-methylpyrazol-5-one: New applications for selective monobromination of phenols and oxidation of sulfides to sulfoxides

✍ Scribed by Sabir H. Mashraqui; Chandrashekar D. Mudaliar; Harini Hariharasubrahmanian

Book ID: 104257372
Publisher: Elsevier Science
Year: 1997
Tongue: French
Weight: 210 KB
Volume: 38
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(97)01014-9

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✦ Synopsis

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.

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