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Synthesis of substituted heterocycles. Simple method for the introduction of the N-hydroxyurea functionality

โœ Scribed by Yi-Yin Ku; Ramesh R. Patel; Brian A. Roden; David P. Sawick


Publisher
Elsevier Science
Year
1994
Tongue
French
Weight
229 KB
Volume
35
Category
Article
ISSN
0040-4039

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Synthesis of substituted N-hydroxyureas
โœ Josef G. Krause; Brian D. Leskiw; Michelle L. Emery; Megan E. McGahan; Mary P. M ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 183 KB

Treatment of primary and secondary amines with tert-butylmesitylenesulfonoxycarbamate and a base afforded tert-butoxyurea, which when treated with an acid ultimately yielded substituted N-hydroxy ureas. It is proposed that this proceeded via the generation of t-butoxy isocyanate in situ. This method