C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 213/80 (2006.01)
Patent
CA 2044551
There is provided a process for the preparation of dialkyl pyridinedicarboxylate compounds and derivatives thereof by reacting a dialkyl chloromaleate or chlorofumarate or a mixture thereof with an ammonium salt optionally in the presence of ammonia and an appropriately substituted .alpha.,.beta.-unsaturated aldehyde or ketone.
Cevasco Albert Anthony
Chiarello George Anello
Rieker William Frederick
American Cyanamid Company
Basf Aktiengesellschaft
Smart & Biggar
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