C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 211/40 (2006.01) C07D 211/74 (2006.01)
Patent
CA 2424190
A process for the synthesis of 2,2,6,6-tetramethyl-4-oxopiperidine is disclosed wherein the process comprises reacting in a liquid phase reaction mixture: (A) at least one acetone compound, and (B) at least one ammonia donor compound, in the presence of a catalytically effective amount of a crystalline aluminosilicate containing calcium.
L'invention concerne un procédé servant à effectuer la synthèse de 2,2,6,6,-tétraméthyl-4-oxopipéridine et consistant à exécuter la réaction dans un mélange réactionnel en phase liquide: (A) au moins d'un composé d'acétone et (B) au moins d'un composé donneur d'ammoniac, en présence d'une quantité efficace sur le plan catalytique d'un aluminosilicate cristallin contenant calcium.
Malz Russell E. Jr.
Son Young-Chan
Suib Steven L.
Gowling Lafleur Henderson Llp
Uniroyal Chemical Company Inc.
University Of Connecticut
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