C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/265.3, 260/2
C07D 241/08 (2006.01) C07D 241/38 (2006.01)
Patent
CA 1277987
ABSTRACT N-substituted piperazinones are prepared by reacting an N-substituted ethylenediamine such as N,N'- -dimethylethylenediamine with a 2-oxoaldehyde such as glyoxal. N-substituted piperazinones are useful as flue gas desulfurization agents.
549096
Dunmore Gordon C.
Kolthammer Brian W.s.
Taylor Kevin C.
Smart & Biggar
The Dow Chemical Company
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