Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2005-06-24
2009-02-10
Andres, Janet L. (Department: 1625)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C546S303000
Reexamination Certificate
active
07488828
ABSTRACT:
4-Trifluoromethyl-2(1H)-pyridinone is prepared by reaction of 4-alkoxy-1,1,1-trifluorobut-3-en-2-one or 4,4-dialkoxy-1,1,1-trifluorobutan-2-one with a trialkyl phosphonoacetate followed by cyclization.
REFERENCES:
patent: 6130335 (2000-10-01), Johnson et al.
Gebhardt Joachim
Gonzalez Michael Allen
Gorman David Bruce
Götz Norbert
Gullo Michael Frederick
Andres Janet L.
Covington Raymond
Dow AgroSciences LLC
Mixan Craig
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