C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 307/58 (2006.01)
Patent
CA 2361037
This invention concerns a process for the addition of formaldehyde to the .alpha. carbon atom of lactones for the production of .alpha.- methylenelactones, and specifically .alpha.-methylene-.gamma.-butyrolactone.
Cette invention concerne un procédé d'addition de formaldéhyde à l'atome de carbone .alpha. de lactones pour la production d'.alpha.-méthylènelactones, et spécifiquement d'.alpha. méthylène-.gamma.-butyrolactone.
Coulson Dale Robert
Manzer Leo E.
Bennett Jones Llp
E. I. Du Pont de Nemours And Company
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