C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/550.3
C07C 233/00 (2006.01) A01N 39/02 (2006.01)
Patent
CA 1059146
PRODUCTION OF N,N-DIETHYL 2(.alpha.-NAPHTHOXY)PROPIONAMIDE Abstract of the Disclosure N,N-diethyl 2(.alpha.-naphthoxy)propionamide, Image a useful herbicide, is produced by reaction of .alpha.-naphthol with an excess of N,N-diethyl-.alpha.- chloropropionamide or -bromopropionamide in the presence of an excess of alkali metal hydroxide. Unreacted amide is removed by vacuum stripping. The haloamide reactant is preferably formed by reaction of .alpha.-chloropropionic or .alpha.-bromopropionic acid with diethylamine in the presence of phosphoryl chloride.
258000
Mihailovski Alexander
Simone Raymond A.
Na
Stauffer Chemical Company
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