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Formaldehyde Encapsulated in Zeolite: A Long-Lived, Highly Activated One-Carbon Electrophile to Carbonyl-Ene Reactions

Takahiro Okachi and Makoto Onaka*

*Department of Chemistry, Graduate School of Arts and Sciences, The University of Tokyo, Komaba, Meguro, Tokyo 153-8902, Japan, Email: conakamail.ecc.u-tokyo.ac.jp

T. Okachi, M. Onaka, J. Am. Chem. Soc., 2004, 126, 2306-2307.

DOI: 10.1021/ja039737p (free Supporting Information)


Abstract

A simple method to stably store labile formaldehyde as a monomer in a nanoporous faujasite zeolite at 5C for at least 50 days without self-polymerization or disproportionation is reported. Zeolite-encapsulated formaldehyde was proved to be a highly reactive C1 reagent.

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Key Words

Ene Reaction, Homoallylic Alcohols


ID: J48-Y2004-1390