C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 45/39 (2006.01) B01J 31/18 (2006.01) C07D 315/00 (2006.01) C07F 1/00 (2006.01)
Patent
CA 2480788
The present invention provides a process for selectively converting dihydroxy- or-polyhydroxy alcohols into carbonyl compounds using dioxygen (O2) as oxidant in the presence of a catalytic system comprising (1) a copper salt, a copper salt containing a heterocyclic ligand or a copper complex salt, and (2) a base.
Cette invention se rapporte à un procédé servant à convertir sélectivement des alcools dihydroxy ou polyhydroxy en composés carbonyle en utilisant du dioxygène (O¿2?) comme oxydant en présence d'un système catalytique comprenant (1) un sel de cuivre, un sel de cuivre contenant un ligand hétérocyclique ou un sel de complexe de cuivre, et (2) une base.
Boulmaaz Souad
Gruetzmacher Hansjoerg
Schoenberg Hartmut
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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