1998 carbohydrates

carbohydratesU 0500

43 - 236Tetrabutylammonium Nitrite–Acetic Anhydride System, Tetra-butylammonium Nitrite, Tetrabutylammonium Acetate, andCesium Acetate-18-crown-6 for Efficient Unmasking of Alkyl N-Phenylcarbamates. — The title reagent systems are found to beefficient for the selective cleavage of N-phenylcarbamates such as (I) and (III)derived from functionalized sugars. — (AKAI, S.; NISHINO, N.; IWATA,Y.; HIYAMA, J.; KAWASHIMA, E.; SATO, K.; ISHIDO, Y.; TetrahedronLett. 39 (1998) 31, 5583-5586; Lab. Org. Chem., Fac. Eng., Kanagawa Univ.,Kanagawa, Yokohama 221, Japan; EN)

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